CVE-2024-26614
En el kernel de Linux, se resolvió la siguiente vulnerabilidad: tcp: asegúrese de iniciar los spinlocks de Accept_queue una vez. Cuando ejecuto el programa C de reproducción de syz localmente, causa el siguiente problema: pvqspinlock: ¡el bloqueo 0xffff9d181cd5c660 tiene un valor corrupto 0x0!
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ADVERTENCIA: CPU: 19 PID: 21160 en __pv_queued_spin_unlock_slowpath (kernel/locking/qspinlock_paravirt.h:508) Nombre del hardware: Red Hat KVM, BIOS 0.5.1 01/01/2011 RIP: 0010:__pv_queued_spin_unlock_slowpath (kernel/locking/qspinlock_paravirt .h :508) Código: 73 56 3a ff 90 c3 cc cc cc 8b 05 bb 1f 48 01 85 c0 74 05 c3 cc cc cc cc 8b 17 48 89 fe 48 c7 c7 30 20 ce 8f e8 ad 56 42 ff <0f> 0b c3 cc cc cc cc 0f 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffa8d200604cb8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 00000 00000000000 RCX: ffff9d1ef60e0908 RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9d1ef60e0900 RBP: ffff9d181cd5c280 R08: 0000000000000000 R09: 00000000ffff7fff R10: ffffa8d200604b68 R11: ffffffff907dcdc8 R12: 00000000000000000 R13: ffff9d181cd5c660 R14: ffff9d181 3a3f330 R15: 0000000000001000 FS: 00007fa110184640(0000) GS:ffff9d1ef60c0000(0000) knlGS:00000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000000 CR3: 000000011f65e000 CR4: 00000000000006f0 Seguimiento de llamadas: _raw_spin_unlock (kernel/locking/spinlock.c:186) inet_csk_reqsk_queue_add (net/ipv4/inet_connection_sock.c:1321) inet_csk_complete_hashdance (net/ipv4/inet_connection_sock.c: 1358) tcp_check_req (net/ipv4/tcp_minisocks.c:868) tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2260) ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205) ip_local_deliver_finish (net/ipv4/ip_input.c:234 ) __netif_receive_skb_one_core (net/core/dev.c:5529) Process_backlog (./include/linux/rcupdate.h:779) __napi_poll (net/core/dev.c:6533) net_rx_action (net/core/dev.c:6604) __do_softirq (./arch/x86/include/asm/jump_label.h:27) do_softirq (kernel/softirq.c:454 kernel/softirq.c:441) __local_bh_enable_ip (kernel/softirq.c: 381) __dev_queue_xmit (net/core/dev.c:4374) ip_finish_output2 (./include/net/neighbour.h:540 net/ipv4/ip_output.c:235) __ip_queue_xmit (net/ipv4/ip_output.c:535) __tcp_transmit_skb (net/ipv4/tcp_output.c:1462) tcp_rcv_synsent_state_process (net/ipv4/tcp_input.c:6469) tcp_rcv_state_process (net/ipv4/tcp_input.c:6657) tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929) __release _calcetín (. /include/net/sock.h:1121 net/core/sock.c:2968) release_sock (net/core/sock.c:3536) inet_wait_for_connect (net/ipv4/af_inet.c:609) __inet_stream_connect (net/ipv4/ af_inet.c:702) inet_stream_connect (net/ipv4/af_inet.c:748) __sys_connect (./include/linux/file.h:45 net/socket.c:2064) __x64_sys_connect (net/socket.c:2073 net/ socket.c:2070 net/socket.c:2070) do_syscall_64 (arch/x86/entry/common.c:51 arch/x86/entry/common.c:82) Entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S: 129) QEPD: 0033:0x7fa10ff05a3d Código: 5b 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4 c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ab a3 0e 00 f7 d8 64 89 01 48 RSP: 002b:00007fa110183de8 EFLAGS: 00000202 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 0000000020000054 RCX: 00007fa10ff05a3d RDX: 000000000000001c RSI: 0000000020000040 RDI: 0000000000000003 RBP: 00007FA110183E20 R08: 000000000000000000 R09: 000000000000000000 R10: 0000000000000000000000000000000000000000202 R12: 00007FA1101846440000000000000000000000000000000000000000000000000000000000000SEN 00007FA10FE8B060 R15: 00007FFFF73E23B20 El proceso de activación del problema se analiza de la siguiente manera: subhifique un subproceso b tcp_v4_rcv / /recibir acuse de recibo del paquete TCP inet_shutdown tcp_check_req tcp_disconnect //desconectar calcetín... tcp_set_state(sk, TCP_CLOSE) inet_csk_complete_hashdance... inet_csk_reqsk_queue_add ---truncado---
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.18%
- Percentil entre todas las CVEs puntuadas: 7
- Fecha de la puntuación: 8/10/2026
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
- CWE-667
Referencias
- https://git.kernel.org/stable/c/168e7e599860654876c2a1102a82610285c02f02
- https://git.kernel.org/stable/c/198bc90e0e734e5f98c3d2833e8390cac3df61b2
- https://git.kernel.org/stable/c/3982fe726a63fb3de6005e534e2ac8ca7e0aca2a
- https://git.kernel.org/stable/c/b1e0a68a0cd2a83259c444f638b417a8fffc6855
- https://git.kernel.org/stable/c/bc99dcedd2f422d602516762b96c8ef1ae6b2882
- https://git.kernel.org/stable/c/d86cc6ab33b085eaef27ea88b78fc8e2375c0ef3
- https://git.kernel.org/stable/c/168e7e599860654876c2a1102a82610285c02f02
- https://git.kernel.org/stable/c/198bc90e0e734e5f98c3d2833e8390cac3df61b2
- https://git.kernel.org/stable/c/3982fe726a63fb3de6005e534e2ac8ca7e0aca2a
- https://git.kernel.org/stable/c/b1e0a68a0cd2a83259c444f638b417a8fffc6855
- https://git.kernel.org/stable/c/bc99dcedd2f422d602516762b96c8ef1ae6b2882
- https://git.kernel.org/stable/c/d86cc6ab33b085eaef27ea88b78fc8e2375c0ef3
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
JSON original (NVD)
Mostrar
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"userInteraction": "NONE",
"attackComplexity": "LOW",
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"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
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"vendor": "Linux",
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"programFiles": [
"include/net/inet_connection_sock.h",
"net/core/request_sock.c",
"net/ipv4/af_inet.c",
"net/ipv4/inet_connection_sock.c"
],
"defaultStatus": "unaffected"
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{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
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{
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"version": "0",
"lessThan": "3.7",
"versionType": "semver"
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{
"status": "unaffected",
"version": "5.10.210",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.149",
"versionType": "semver",
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{
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"versionType": "semver",
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{
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},
{
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"version": "6.7.3",
"versionType": "semver",
"lessThanOrEqual": "6.7.*"
},
{
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"version": "6.8",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"include/net/inet_connection_sock.h",
"net/core/request_sock.c",
"net/ipv4/af_inet.c",
"net/ipv4/inet_connection_sock.c"
],
"defaultStatus": "affected"
}
]
}
],
"published": "2024-03-11T18:15:19.280",
"references": [
{
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"Patch"
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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{
"url": "https://git.kernel.org/stable/c/198bc90e0e734e5f98c3d2833e8390cac3df61b2",
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"tags": [
"Patch"
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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{
"url": "https://git.kernel.org/stable/c/d86cc6ab33b085eaef27ea88b78fc8e2375c0ef3",
"tags": [
"Patch"
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/168e7e599860654876c2a1102a82610285c02f02",
"tags": [
"Patch"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://git.kernel.org/stable/c/198bc90e0e734e5f98c3d2833e8390cac3df61b2",
"tags": [
"Patch"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://git.kernel.org/stable/c/3982fe726a63fb3de6005e534e2ac8ca7e0aca2a",
"tags": [
"Patch"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://git.kernel.org/stable/c/b1e0a68a0cd2a83259c444f638b417a8fffc6855",
"tags": [
"Patch"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://git.kernel.org/stable/c/bc99dcedd2f422d602516762b96c8ef1ae6b2882",
"tags": [
"Patch"
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"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://git.kernel.org/stable/c/d86cc6ab33b085eaef27ea88b78fc8e2375c0ef3",
"tags": [
"Patch"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-667"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: make sure init the accept_queue's spinlocks once\n\nWhen I run syz's reproduction C program locally, it causes the following\nissue:\npvqspinlock: lock 0xffff9d181cd5c660 has corrupted value 0x0!\nWARNING: CPU: 19 PID: 21160 at __pv_queued_spin_unlock_slowpath (kernel/locking/qspinlock_paravirt.h:508)\nHardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011\nRIP: 0010:__pv_queued_spin_unlock_slowpath (kernel/locking/qspinlock_paravirt.h:508)\nCode: 73 56 3a ff 90 c3 cc cc cc cc 8b 05 bb 1f 48 01 85 c0 74 05 c3 cc cc cc cc 8b 17 48 89 fe 48 c7 c7\n30 20 ce 8f e8 ad 56 42 ff <0f> 0b c3 cc cc cc cc 0f 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90\nRSP: 0018:ffffa8d200604cb8 EFLAGS: 00010282\nRAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff9d1ef60e0908\nRDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9d1ef60e0900\nRBP: ffff9d181cd5c280 R08: 0000000000000000 R09: 00000000ffff7fff\nR10: ffffa8d200604b68 R11: ffffffff907dcdc8 R12: 0000000000000000\nR13: ffff9d181cd5c660 R14: ffff9d1813a3f330 R15: 0000000000001000\nFS: 00007fa110184640(0000) GS:ffff9d1ef60c0000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000000020000000 CR3: 000000011f65e000 CR4: 00000000000006f0\nCall Trace:\n<IRQ>\n _raw_spin_unlock (kernel/locking/spinlock.c:186)\n inet_csk_reqsk_queue_add (net/ipv4/inet_connection_sock.c:1321)\n inet_csk_complete_hashdance (net/ipv4/inet_connection_sock.c:1358)\n tcp_check_req (net/ipv4/tcp_minisocks.c:868)\n tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2260)\n ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205)\n ip_local_deliver_finish (net/ipv4/ip_input.c:234)\n __netif_receive_skb_one_core (net/core/dev.c:5529)\n process_backlog (./include/linux/rcupdate.h:779)\n __napi_poll (net/core/dev.c:6533)\n net_rx_action (net/core/dev.c:6604)\n __do_softirq (./arch/x86/include/asm/jump_label.h:27)\n do_softirq (kernel/softirq.c:454 kernel/softirq.c:441)\n</IRQ>\n<TASK>\n __local_bh_enable_ip (kernel/softirq.c:381)\n __dev_queue_xmit (net/core/dev.c:4374)\n ip_finish_output2 (./include/net/neighbour.h:540 net/ipv4/ip_output.c:235)\n __ip_queue_xmit (net/ipv4/ip_output.c:535)\n __tcp_transmit_skb (net/ipv4/tcp_output.c:1462)\n tcp_rcv_synsent_state_process (net/ipv4/tcp_input.c:6469)\n tcp_rcv_state_process (net/ipv4/tcp_input.c:6657)\n tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929)\n __release_sock (./include/net/sock.h:1121 net/core/sock.c:2968)\n release_sock (net/core/sock.c:3536)\n inet_wait_for_connect (net/ipv4/af_inet.c:609)\n __inet_stream_connect (net/ipv4/af_inet.c:702)\n inet_stream_connect (net/ipv4/af_inet.c:748)\n __sys_connect (./include/linux/file.h:45 net/socket.c:2064)\n __x64_sys_connect (net/socket.c:2073 net/socket.c:2070 net/socket.c:2070)\n do_syscall_64 (arch/x86/entry/common.c:51 arch/x86/entry/common.c:82)\n entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129)\n RIP: 0033:0x7fa10ff05a3d\n Code: 5b 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89\n c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ab a3 0e 00 f7 d8 64 89 01 48\n RSP: 002b:00007fa110183de8 EFLAGS: 00000202 ORIG_RAX: 000000000000002a\n RAX: ffffffffffffffda RBX: 0000000020000054 RCX: 00007fa10ff05a3d\n RDX: 000000000000001c RSI: 0000000020000040 RDI: 0000000000000003\n RBP: 00007fa110183e20 R08: 0000000000000000 R09: 0000000000000000\n R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa110184640\n R13: 0000000000000000 R14: 00007fa10fe8b060 R15: 00007fff73e23b20\n</TASK>\n\nThe issue triggering process is analyzed as follows:\nThread A Thread B\ntcp_v4_rcv\t//receive ack TCP packet inet_shutdown\n tcp_check_req tcp_disconnect //disconnect sock\n ... tcp_set_state(sk, TCP_CLOSE)\n inet_csk_complete_hashdance ...\n inet_csk_reqsk_queue_add \n---truncated---"
},
{
"lang": "es",
"value": "En el kernel de Linux, se resolvió la siguiente vulnerabilidad: tcp: asegúrese de iniciar los spinlocks de Accept_queue una vez. Cuando ejecuto el programa C de reproducción de syz localmente, causa el siguiente problema: pvqspinlock: ¡el bloqueo 0xffff9d181cd5c660 tiene un valor corrupto 0x0! ADVERTENCIA: CPU: 19 PID: 21160 en __pv_queued_spin_unlock_slowpath (kernel/locking/qspinlock_paravirt.h:508) Nombre del hardware: Red Hat KVM, BIOS 0.5.1 01/01/2011 RIP: 0010:__pv_queued_spin_unlock_slowpath (kernel/locking/qspinlock_paravirt .h :508) Código: 73 56 3a ff 90 c3 cc cc cc 8b 05 bb 1f 48 01 85 c0 74 05 c3 cc cc cc cc 8b 17 48 89 fe 48 c7 c7 30 20 ce 8f e8 ad 56 42 ff <0f> 0b c3 cc cc cc cc 0f 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffa8d200604cb8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 00000 00000000000 RCX: ffff9d1ef60e0908 RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9d1ef60e0900 RBP: ffff9d181cd5c280 R08: 0000000000000000 R09: 00000000ffff7fff R10: ffffa8d200604b68 R11: ffffffff907dcdc8 R12: 00000000000000000 R13: ffff9d181cd5c660 R14: ffff9d181 3a3f330 R15: 0000000000001000 FS: 00007fa110184640(0000) GS:ffff9d1ef60c0000(0000) knlGS:00000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000000 CR3: 000000011f65e000 CR4: 00000000000006f0 Seguimiento de llamadas: _raw_spin_unlock (kernel/locking/spinlock.c:186) inet_csk_reqsk_queue_add (net/ipv4/inet_connection_sock.c:1321) inet_csk_complete_hashdance (net/ipv4/inet_connection_sock.c: 1358) tcp_check_req (net/ipv4/tcp_minisocks.c:868) tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2260) ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205) ip_local_deliver_finish (net/ipv4/ip_input.c:234 ) __netif_receive_skb_one_core (net/core/dev.c:5529) Process_backlog (./include/linux/rcupdate.h:779) __napi_poll (net/core/dev.c:6533) net_rx_action (net/core/dev.c:6604) __do_softirq (./arch/x86/include/asm/jump_label.h:27) do_softirq (kernel/softirq.c:454 kernel/softirq.c:441) __local_bh_enable_ip (kernel/softirq.c: 381) __dev_queue_xmit (net/core/dev.c:4374) ip_finish_output2 (./include/net/neighbour.h:540 net/ipv4/ip_output.c:235) __ip_queue_xmit (net/ipv4/ip_output.c:535) __tcp_transmit_skb (net/ipv4/tcp_output.c:1462) tcp_rcv_synsent_state_process (net/ipv4/tcp_input.c:6469) tcp_rcv_state_process (net/ipv4/tcp_input.c:6657) tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929) __release _calcetín (. /include/net/sock.h:1121 net/core/sock.c:2968) release_sock (net/core/sock.c:3536) inet_wait_for_connect (net/ipv4/af_inet.c:609) __inet_stream_connect (net/ipv4/ af_inet.c:702) inet_stream_connect (net/ipv4/af_inet.c:748) __sys_connect (./include/linux/file.h:45 net/socket.c:2064) __x64_sys_connect (net/socket.c:2073 net/ socket.c:2070 net/socket.c:2070) do_syscall_64 (arch/x86/entry/common.c:51 arch/x86/entry/common.c:82) Entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S: 129) QEPD: 0033:0x7fa10ff05a3d Código: 5b 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4 c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ab a3 0e 00 f7 d8 64 89 01 48 RSP: 002b:00007fa110183de8 EFLAGS: 00000202 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 0000000020000054 RCX: 00007fa10ff05a3d RDX: 000000000000001c RSI: 0000000020000040 RDI: 0000000000000003 RBP: 00007FA110183E20 R08: 000000000000000000 R09: 000000000000000000 R10: 0000000000000000000000000000000000000000202 R12: 00007FA1101846440000000000000000000000000000000000000000000000000000000000000SEN 00007FA10FE8B060 R15: 00007FFFF73E23B20 El proceso de activación del problema se analiza de la siguiente manera: subhifique un subproceso b tcp_v4_rcv / /recibir acuse de recibo del paquete TCP inet_shutdown tcp_check_req tcp_disconnect //desconectar calcetín... tcp_set_state(sk, TCP_CLOSE) inet_csk_complete_hashdance... inet_csk_reqsk_queue_add ---truncado---"
}
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"lastModified": "2026-08-04T11:16:48.437",
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