CVE-2024-26877
Status: ModifiedMedium (5.5)—
In the Linux kernel, the following vulnerability has been resolved:
crypto: xilinx - call finalize with bh disabled
When calling crypto_finalize_request, BH should be disabled to avoid triggering the following calltrace:
Technical details traces, logs and code from the original report
------------[ cut here ]------------
WARNING: CPU: 2 PID: 74 at crypto/crypto_engine.c:58 crypto_finalize_request+0xa0/0x118
Modules linked in: cryptodev(O)
CPU: 2 PID: 74 Comm: firmware:zynqmp Tainted: G O 6.8.0-rc1-yocto-standard #323
Hardware name: ZynqMP ZCU102 Rev1.0 (DT)
pstate: 40000005 (nZcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : crypto_finalize_request+0xa0/0x118
lr : crypto_finalize_request+0x104/0x118
sp : ffffffc085353ce0
x29: ffffffc085353ce0 x28: 0000000000000000 x27: ffffff8808ea8688
x26: ffffffc081715038 x25: 0000000000000000 x24: ffffff880100db00
x23: ffffff880100da80 x22: 0000000000000000 x21: 0000000000000000
x20: ffffff8805b14000 x19: ffffff880100da80 x18: 0000000000010450
x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
x14: 0000000000000003 x13: 0000000000000000 x12: ffffff880100dad0
x11: 0000000000000000 x10: ffffffc0832dcd08 x9 : ffffffc0812416d8
x8 : 00000000000001f4 x7 : ffffffc0830d2830 x6 : 0000000000000001
x5 : ffffffc082091000 x4 : ffffffc082091658 x3 : 0000000000000000
x2 : ffffffc7f9653000 x1 : 0000000000000000 x0 : ffffff8802d20000
Call trace:
crypto_finalize_request+0xa0/0x118
crypto_finalize_aead_request+0x18/0x30
zynqmp_handle_aes_req+0xcc/0x388
crypto_pump_work+0x168/0x2d8
kthread_worker_fn+0xfc/0x3a0
kthread+0x118/0x138
ret_from_fork+0x10/0x20
irq event stamp: 40
hardirqs last enabled at (39): [<ffffffc0812416f8>] _raw_spin_unlock_irqrestore+0x70/0xb0
hardirqs last disabled at (40): [<ffffffc08122d208>] el1_dbg+0x28/0x90
softirqs last enabled at (36): [<ffffffc080017dec>] kernel_neon_begin+0x8c/0xf0
softirqs last disabled at (34): [<ffffffc080017dc0>] kernel_neon_begin+0x60/0xf0
---[ end trace 0000000000000000 ]---CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Base score: 5.5
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.73%
- Percentile among all scored CVEs: 53
- Score date: 10/8/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (2)
CWEs
- NVD-CWE-noinfo
References
- https://git.kernel.org/stable/c/03e6d4e948432a61b35783323b6ab2be071d2619
- https://git.kernel.org/stable/c/23bc89fdce71124cd2126fc919c7076e7cb489cf
- https://git.kernel.org/stable/c/8a01335aedc50a66d04dd39203c89f4bc8042596
- https://git.kernel.org/stable/c/9db89b1fb85557892e6681724b367287de5f9f20
- https://git.kernel.org/stable/c/a71f66bd5f7b9b35a8aaa49e29565eca66299399
- https://git.kernel.org/stable/c/a853450bf4c752e664abab0b2fad395b7ad7701c
- https://git.kernel.org/stable/c/dbf291d8ffffb70f48286176a15c6c54f0bb0743
- https://git.kernel.org/stable/c/03e6d4e948432a61b35783323b6ab2be071d2619
- https://git.kernel.org/stable/c/23bc89fdce71124cd2126fc919c7076e7cb489cf
- https://git.kernel.org/stable/c/8a01335aedc50a66d04dd39203c89f4bc8042596
- https://git.kernel.org/stable/c/9db89b1fb85557892e6681724b367287de5f9f20
- https://git.kernel.org/stable/c/a71f66bd5f7b9b35a8aaa49e29565eca66299399
- https://git.kernel.org/stable/c/a853450bf4c752e664abab0b2fad395b7ad7701c
- https://git.kernel.org/stable/c/dbf291d8ffffb70f48286176a15c6c54f0bb0743
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html
Raw JSON (NVD)
Show
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"vulnStatus": "Modified",
"weaknesses": [
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"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: xilinx - call finalize with bh disabled\n\nWhen calling crypto_finalize_request, BH should be disabled to avoid\ntriggering the following calltrace:\n\n ------------[ cut here ]------------\n WARNING: CPU: 2 PID: 74 at crypto/crypto_engine.c:58 crypto_finalize_request+0xa0/0x118\n Modules linked in: cryptodev(O)\n CPU: 2 PID: 74 Comm: firmware:zynqmp Tainted: G O 6.8.0-rc1-yocto-standard #323\n Hardware name: ZynqMP ZCU102 Rev1.0 (DT)\n pstate: 40000005 (nZcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n pc : crypto_finalize_request+0xa0/0x118\n lr : crypto_finalize_request+0x104/0x118\n sp : ffffffc085353ce0\n x29: ffffffc085353ce0 x28: 0000000000000000 x27: ffffff8808ea8688\n x26: ffffffc081715038 x25: 0000000000000000 x24: ffffff880100db00\n x23: ffffff880100da80 x22: 0000000000000000 x21: 0000000000000000\n x20: ffffff8805b14000 x19: ffffff880100da80 x18: 0000000000010450\n x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000\n x14: 0000000000000003 x13: 0000000000000000 x12: ffffff880100dad0\n x11: 0000000000000000 x10: ffffffc0832dcd08 x9 : ffffffc0812416d8\n x8 : 00000000000001f4 x7 : ffffffc0830d2830 x6 : 0000000000000001\n x5 : ffffffc082091000 x4 : ffffffc082091658 x3 : 0000000000000000\n x2 : ffffffc7f9653000 x1 : 0000000000000000 x0 : ffffff8802d20000\n Call trace:\n crypto_finalize_request+0xa0/0x118\n crypto_finalize_aead_request+0x18/0x30\n zynqmp_handle_aes_req+0xcc/0x388\n crypto_pump_work+0x168/0x2d8\n kthread_worker_fn+0xfc/0x3a0\n kthread+0x118/0x138\n ret_from_fork+0x10/0x20\n irq event stamp: 40\n hardirqs last enabled at (39): [<ffffffc0812416f8>] _raw_spin_unlock_irqrestore+0x70/0xb0\n hardirqs last disabled at (40): [<ffffffc08122d208>] el1_dbg+0x28/0x90\n softirqs last enabled at (36): [<ffffffc080017dec>] kernel_neon_begin+0x8c/0xf0\n softirqs last disabled at (34): [<ffffffc080017dc0>] kernel_neon_begin+0x60/0xf0\n ---[ end trace 0000000000000000 ]---"
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: crypto: xilinx - llamada a finalizar con bh deshabilitado Al llamar a crypto_finalize_request, BH debe estar deshabilitado para evitar que se active el siguiente seguimiento de llamadas: ------------[ cut aquí ]------------ ADVERTENCIA: CPU: 2 PID: 74 en crypto/crypto_engine.c:58 crypto_finalize_request+0xa0/0x118 Módulos vinculados en: cryptodev(O) CPU: 2 PID: 74 Comm : firmware:zynqmp Contaminado: GO 6.8.0-rc1-yocto-standard #323 Nombre del hardware: ZynqMP ZCU102 Rev1.0 (DT) pstate: 40000005 (nZcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc: crypto_finalize_request+0xa0/0x118 lr: crypto_finalize_request+0x104/0x118 sp: ffffffc085353ce0 x29: ffffffc085353ce0 x28: 00000000000000000 x27: ffffff8808ea8688 x26: 15038 x25: 0000000000000000 x24: ffffff880100db00 x23: ffffff880100da80 x22: 0000000000000000 x21: 0000000000000000 x20: ffffff8805b14000 x19: ffffff880100da80 x18: 0000000000010450 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000003 x13: 0000000000000000 x12: ffffff880100dad0 x11: 0000000000000000 x10: ffffffc0832dcd08 x9 : ffffffc0812416d8 x8 : 00000000000001f4 x7 : ffffffc0830d2830 x6 : 0000000000000001 x5 : ffffffc082091000 x4 : ffffffc082091658 x3 : 0000000000000000 x2 : ffffffc7f9653000 x1: 0000000000000000 x0: ffffff8802d20000 Rastreo de llamadas: crypto_finalize_request+0xa0/0x118 crypto_finalize_aead_request+0x18/0x30 zynqmp_handle_aes_req+0xcc/0x388 crypto_pump_work+0x 168/0x2d8 kthread_worker_fn+0xfc/0x3a0 kthread+0x118/0x138 ret_from_fork+0x10/0x20 sello de evento irq: 40 hardirqs habilitado por última vez en (39): [] _raw_spin_unlock_irqrestore+0x70/0xb0 hardirqs habilitado por última vez en (40): [] el1_dbg+0x28/0x90 softirqs habilitado por última vez en (36): [] _comenzar +0x8c/0xf0 softirqs se deshabilitó por última vez en (34): [] kernel_neon_begin+0x60/0xf0 ---[ final de seguimiento 0000000000000000 ]---"
}
],
"lastModified": "2026-08-04T11:17:16.443",
"configurations": [
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