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CVE-2024-35886

Estado: ModificadaAlta (7.8)—

En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: ipv6: Se corrigió la recursividad infinita en fib6_dump_done(). syzkaller informó infinitas llamadas recursivas de fib6_dump_done() durante la destrucción del socket netlink. [1] Desde el registro, syzkaller envió un mensaje AF_UNSPEC RTM_GETROUTE y luego se generó la respuesta.

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El siguiente recvmmsg() reanudó el volcado para IPv6, pero la primera llamada de inet6_dump_fib() falló en kzalloc() debido a la inyección de falla. [0] 12:01:34 ejecutando el programa 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, ... recorte ...) recvmmsg(r0, ... recorte ...) (fail_nth: 8) Aquí, fib6_dump_done() se configuró en nlk_sk(sk)->cb.done, y la siguiente llamada de inet6_dump_fib() se configuró en nlk_sk(sk)->cb.args[3]. syzkaller dejó de recibir la respuesta a la mitad y finalmente netlink_sock_destruct() llamó a nlk_sk(sk)->cb.done(). fib6_dump_done() llama a fib6_dump_end() y nlk_sk(sk)->cb.done() si todavía no es NULL. fib6_dump_end() reescribe nlk_sk(sk)->cb.done() por nlk_sk(sk)->cb.args[3], pero tiene la misma función, no NULL, llamándose a sí mismo de forma recursiva y accediendo a la página de protección de pila. Para evitar el problema, configuremos el destructor después de kzalloc(). [0]: FAULT_INJECTION: forzando un fallo. nombre failslab, intervalo 1, probabilidad 0, espacio 0, tiempos 0 CPU: 1 PID: 432110 Comm: syz-executor.3 Not tainted 6.8.0-12821-g537c2e91d354-dirty #11 Nombre del hardware: PC estándar QEMU (i440FX + PIIX , 1996), BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 01/04/2014 Seguimiento de llamadas: dump_stack_lvl (lib/dump_stack.c:117) debería_fail_ex (lib/fault-inject.c :52 lib/fault-inject.c:153) must_failslab (mm/slub.c:3733) kmalloc_trace (mm/slub.c:3748 mm/slub.c:3827 mm/slub.c:3992) inet6_dump_fib (./ include/linux/slab.h:628 ./include/linux/slab.h:749 net/ipv6/ip6_fib.c:662) rtnl_dump_all (net/core/rtnetlink.c:4029) netlink_dump (net/netlink/af_netlink. c:2269) netlink_recvmsg (net/netlink/af_netlink.c:1988) ____sys_recvmsg (net/socket.c:1046 net/socket.c:2801) ___sys_recvmsg (net/socket.c:2846) do_recvmmsg (net/socket.c :2943) __x64_sys_recvmmsg (net/socket.c:3041 net/socket.c:3034 net/socket.c:3034) [1]: ERROR: La página de protección de la pila de TAREA fue visitada en 00000000f2fa9af1 (la pila es 00000000b7912430..000000009a436be b) pila página de protección: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 223719 Comm: kworker/1:3 Not tainted 6.8.0-12821-g537c2e91d354-dirty #11 Nombre de hardware: PC estándar QEMU (i440FX + PIIX, 1996) , BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 01/04/2014 Cola de trabajo: eventos netlink_sock_destruct_work RIP: 0010:fib6_dump_done (net/ipv6/ip6_fib.c:570) Código: 3c 24 e8 f3 e9 51 fd e9 28 fd ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 41 57 41 56 41 55 41 54 55 48 89 fd <53> 48 8d 5d 60 e8 b6 4d 07 fd 48 89 da 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffffc9000d980000 EFLAGS: 00010293 RAX: 00000000000000000 RBX: ffffffff84405990 RCX: ffffffff844059d3 RDX: 881028e0000 RSI: ffffffff84405ac2 RDI: ffff88810c02f358 RBP: ffff88810c02f358 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 0R11: 0000000000000224 R12: 0000000000000000 R13: ffff888007c82c78 R14: ffff888007c82c68 R15: ffff888007c82c68 FS: 0000000000000000(0000) ffff88811b100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000d97fff8 CR3: 0000000102309002 000000000770ef0 PKRU : 55555554 Seguimiento de llamadas: <#DF> fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminador 1)) fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminador 1)). .. fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminador 1)) fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminador 1)) netlink_sock_destruct (net/netlink/af_netlink.c:401) __sk_destruct (net/ core/sock.c:2177 (discriminador 2)) sk_destruct (net/core/sock.c:2224) __sk_free (net/core/sock.c:2235) sk_free (net/core/sock.c:2246) Process_one_work ( kernel/workqueue.c:3259)-truncado-

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2024-35886",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-35886",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-05-20T15:12:24.428695Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "lessThan": "9472d07cd095cbd3294ac54c42f304a38fbe9bfe",
              "versionType": "git"
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            {
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              "versionType": "git"
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            {
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              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
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              "versionType": "git"
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            {
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            {
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              "versionType": "git"
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            {
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              "versionType": "git"
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          ],
          "programFiles": [
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          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
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              "version": "2.6.12"
            },
            {
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              "version": "0",
              "lessThan": "2.6.12",
              "versionType": "semver"
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            {
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              "version": "4.19.312",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "status": "unaffected",
              "version": "5.4.274",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "status": "unaffected",
              "version": "5.10.215",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.154",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "6.1.85",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.6.26",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "status": "unaffected",
              "version": "6.8.5",
              "versionType": "semver",
              "lessThanOrEqual": "6.8.*"
            },
            {
              "status": "unaffected",
              "version": "6.9",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "net/ipv6/ip6_fib.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    },
    {
      "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
      "affectedData": [
        {
          "vendor": "Siemens",
          "product": "SIMATIC S7-1500 TM MFP - GNU/Linux subsystem",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "*",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-05-19T09:15:09.757",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/167d4b47a9bdcb01541dfa29e9f3cbb8edd3dfd2",
      "tags": [
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      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/40a344b2ddc06c1a2caa7208a43911f39c662778",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
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      "tags": [
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      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9472d07cd095cbd3294ac54c42f304a38fbe9bfe",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
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      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
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      "tags": [
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      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
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      "url": "https://git.kernel.org/stable/c/f2dd75e57285f49e34af1a5b6cd8945c08243776",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/fd307f2d91d40fa7bc55df3e2cd1253fabf8a2d6",
      "tags": [
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      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/167d4b47a9bdcb01541dfa29e9f3cbb8edd3dfd2",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/40a344b2ddc06c1a2caa7208a43911f39c662778",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/4a7c465a5dcd657d59d25bf4815e19ac05c13061",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/9472d07cd095cbd3294ac54c42f304a38fbe9bfe",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/9c5258196182c25b55c33167cd72fdd9bbf08985",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/d21d40605bca7bd5fc23ef03d4c1ca1f48bc2cae",
      "tags": [
        "Patch"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/f2dd75e57285f49e34af1a5b6cd8945c08243776",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "tags": [
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      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-265688.html",
      "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-674"
        },
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: Fix infinite recursion in fib6_dump_done().\n\nsyzkaller reported infinite recursive calls of fib6_dump_done() during\nnetlink socket destruction.  [1]\n\nFrom the log, syzkaller sent an AF_UNSPEC RTM_GETROUTE message, and then\nthe response was generated.  The following recvmmsg() resumed the dump\nfor IPv6, but the first call of inet6_dump_fib() failed at kzalloc() due\nto the fault injection.  [0]\n\n  12:01:34 executing program 3:\n  r0 = socket$nl_route(0x10, 0x3, 0x0)\n  sendmsg$nl_route(r0, ... snip ...)\n  recvmmsg(r0, ... snip ...) (fail_nth: 8)\n\nHere, fib6_dump_done() was set to nlk_sk(sk)->cb.done, and the next call\nof inet6_dump_fib() set it to nlk_sk(sk)->cb.args[3].  syzkaller stopped\nreceiving the response halfway through, and finally netlink_sock_destruct()\ncalled nlk_sk(sk)->cb.done().\n\nfib6_dump_done() calls fib6_dump_end() and nlk_sk(sk)->cb.done() if it\nis still not NULL.  fib6_dump_end() rewrites nlk_sk(sk)->cb.done() by\nnlk_sk(sk)->cb.args[3], but it has the same function, not NULL, calling\nitself recursively and hitting the stack guard page.\n\nTo avoid the issue, let's set the destructor after kzalloc().\n\n[0]:\nFAULT_INJECTION: forcing a failure.\nname failslab, interval 1, probability 0, space 0, times 0\nCPU: 1 PID: 432110 Comm: syz-executor.3 Not tainted 6.8.0-12821-g537c2e91d354-dirty #11\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 04/01/2014\nCall Trace:\n <TASK>\n dump_stack_lvl (lib/dump_stack.c:117)\n should_fail_ex (lib/fault-inject.c:52 lib/fault-inject.c:153)\n should_failslab (mm/slub.c:3733)\n kmalloc_trace (mm/slub.c:3748 mm/slub.c:3827 mm/slub.c:3992)\n inet6_dump_fib (./include/linux/slab.h:628 ./include/linux/slab.h:749 net/ipv6/ip6_fib.c:662)\n rtnl_dump_all (net/core/rtnetlink.c:4029)\n netlink_dump (net/netlink/af_netlink.c:2269)\n netlink_recvmsg (net/netlink/af_netlink.c:1988)\n ____sys_recvmsg (net/socket.c:1046 net/socket.c:2801)\n ___sys_recvmsg (net/socket.c:2846)\n do_recvmmsg (net/socket.c:2943)\n __x64_sys_recvmmsg (net/socket.c:3041 net/socket.c:3034 net/socket.c:3034)\n\n[1]:\nBUG: TASK stack guard page was hit at 00000000f2fa9af1 (stack is 00000000b7912430..000000009a436beb)\nstack guard page: 0000 [#1] PREEMPT SMP KASAN\nCPU: 1 PID: 223719 Comm: kworker/1:3 Not tainted 6.8.0-12821-g537c2e91d354-dirty #11\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 04/01/2014\nWorkqueue: events netlink_sock_destruct_work\nRIP: 0010:fib6_dump_done (net/ipv6/ip6_fib.c:570)\nCode: 3c 24 e8 f3 e9 51 fd e9 28 fd ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 41 57 41 56 41 55 41 54 55 48 89 fd <53> 48 8d 5d 60 e8 b6 4d 07 fd 48 89 da 48 b8 00 00 00 00 00 fc ff\nRSP: 0018:ffffc9000d980000 EFLAGS: 00010293\nRAX: 0000000000000000 RBX: ffffffff84405990 RCX: ffffffff844059d3\nRDX: ffff8881028e0000 RSI: ffffffff84405ac2 RDI: ffff88810c02f358\nRBP: ffff88810c02f358 R08: 0000000000000007 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000224 R12: 0000000000000000\nR13: ffff888007c82c78 R14: ffff888007c82c68 R15: ffff888007c82c68\nFS:  0000000000000000(0000) GS:ffff88811b100000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: ffffc9000d97fff8 CR3: 0000000102309002 CR4: 0000000000770ef0\nPKRU: 55555554\nCall Trace:\n <#DF>\n </#DF>\n <TASK>\n fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminator 1))\n fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminator 1))\n ...\n fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminator 1))\n fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminator 1))\n netlink_sock_destruct (net/netlink/af_netlink.c:401)\n __sk_destruct (net/core/sock.c:2177 (discriminator 2))\n sk_destruct (net/core/sock.c:2224)\n __sk_free (net/core/sock.c:2235)\n sk_free (net/core/sock.c:2246)\n process_one_work (kernel/workqueue.c:3259)\n worker_thread (kernel/workqueue.c:3329 kernel/workqueue.\n---truncated---"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: ipv6: Se corrigió la recursividad infinita en fib6_dump_done(). syzkaller informó infinitas llamadas recursivas de fib6_dump_done() durante la destrucción del socket netlink. [1] Desde el registro, syzkaller envió un mensaje AF_UNSPEC RTM_GETROUTE y luego se generó la respuesta. El siguiente recvmmsg() reanudó el volcado para IPv6, pero la primera llamada de inet6_dump_fib() falló en kzalloc() debido a la inyección de falla. [0] 12:01:34 ejecutando el programa 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, ... recorte ...) recvmmsg(r0, ... recorte ...) (fail_nth: 8) Aquí, fib6_dump_done() se configuró en nlk_sk(sk)-&gt;cb.done, y la siguiente llamada de inet6_dump_fib() se configuró en nlk_sk(sk)-&gt;cb.args[3]. syzkaller dejó de recibir la respuesta a la mitad y finalmente netlink_sock_destruct() llamó a nlk_sk(sk)-&gt;cb.done(). fib6_dump_done() llama a fib6_dump_end() y nlk_sk(sk)-&gt;cb.done() si todavía no es NULL. fib6_dump_end() reescribe nlk_sk(sk)-&gt;cb.done() por nlk_sk(sk)-&gt;cb.args[3], pero tiene la misma función, no NULL, llamándose a sí mismo de forma recursiva y accediendo a la página de protección de pila. Para evitar el problema, configuremos el destructor después de kzalloc(). [0]: FAULT_INJECTION: forzando un fallo. nombre failslab, intervalo 1, probabilidad 0, espacio 0, tiempos 0 CPU: 1 PID: 432110 Comm: syz-executor.3 Not tainted 6.8.0-12821-g537c2e91d354-dirty #11 Nombre del hardware: PC estándar QEMU (i440FX + PIIX , 1996), BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 01/04/2014 Seguimiento de llamadas:  dump_stack_lvl (lib/dump_stack.c:117) debería_fail_ex (lib/fault-inject.c :52 lib/fault-inject.c:153) must_failslab (mm/slub.c:3733) kmalloc_trace (mm/slub.c:3748 mm/slub.c:3827 mm/slub.c:3992) inet6_dump_fib (./ include/linux/slab.h:628 ./include/linux/slab.h:749 net/ipv6/ip6_fib.c:662) rtnl_dump_all (net/core/rtnetlink.c:4029) netlink_dump (net/netlink/af_netlink. c:2269) netlink_recvmsg (net/netlink/af_netlink.c:1988) ____sys_recvmsg (net/socket.c:1046 net/socket.c:2801) ___sys_recvmsg (net/socket.c:2846) do_recvmmsg (net/socket.c :2943) __x64_sys_recvmmsg (net/socket.c:3041 net/socket.c:3034 net/socket.c:3034) [1]: ERROR: La página de protección de la pila de TAREA fue visitada en 00000000f2fa9af1 (la pila es 00000000b7912430..000000009a436be b) pila página de protección: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 223719 Comm: kworker/1:3 Not tainted 6.8.0-12821-g537c2e91d354-dirty #11 Nombre de hardware: PC estándar QEMU (i440FX + PIIX, 1996) , BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 01/04/2014 Cola de trabajo: eventos netlink_sock_destruct_work RIP: 0010:fib6_dump_done (net/ipv6/ip6_fib.c:570) Código: 3c 24 e8 f3 e9 51 fd e9 28 fd ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 41 57 41 56 41 55 41 54 55 48 89 fd &lt;53&gt; 48 8d 5d 60 e8 b6 4d 07 fd 48 89 da 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffffc9000d980000 EFLAGS: 00010293 RAX: 00000000000000000 RBX: ffffffff84405990 RCX: ffffffff844059d3 RDX: 881028e0000 RSI: ffffffff84405ac2 RDI: ffff88810c02f358 RBP: ffff88810c02f358 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 0R11: 0000000000000224 R12: 0000000000000000 R13: ffff888007c82c78 R14: ffff888007c82c68 R15: ffff888007c82c68 FS: 0000000000000000(0000) ffff88811b100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000d97fff8 CR3: 0000000102309002 000000000770ef0 PKRU : 55555554 Seguimiento de llamadas: &lt;#DF&gt;   fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminador 1)) fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminador 1)). .. fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminador 1)) fib6_dump_done (net/ipv6/ip6_fib.c:572 (discriminador 1)) netlink_sock_destruct (net/netlink/af_netlink.c:401) __sk_destruct (net/ core/sock.c:2177 (discriminador 2)) sk_destruct (net/core/sock.c:2224) __sk_free (net/core/sock.c:2235) sk_free (net/core/sock.c:2246) Process_one_work ( kernel/workqueue.c:3259)-truncado-"
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  "lastModified": "2026-06-17T07:35:38.323",
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