CVE-2024-35967
Estado: ModificadaAlta (7.1)—
Detalles técnicos trazas, registros y código del informe original
En el kernel de Linux, se resolvió la siguiente vulnerabilidad: Bluetooth: SCO: la solución no valida la entrada del usuario de setsockopt. syzbot informó que sco_sock_setsockopt() está copiando datos sin verificar la longitud de la entrada del usuario. BUG: KASAN: slab fuera de los límites en copy_from_sockptr_offset include/linux/sockptr.h:49 [en línea] BUG: KASAN: slab fuera de los límites en copy_from_sockptr include/linux/sockptr.h:55 [en línea] BUG: KASAN: slab fuera de los límites en sco_sock_setsockopt+0xc0b/0xf90 net/bluetooth/sco.c:893 Lectura de tamaño 4 en la dirección ffff88805f7b15a3 mediante la tarea syz-executor.5/12578
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- Puntuación base: 7.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.24%
- Percentil entre todas las CVEs puntuadas: 14
- 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-125
Referencias
- https://git.kernel.org/stable/c/2c2dc87cdebef3fe3b9d7a711a984c70e376e32e
- https://git.kernel.org/stable/c/419a0ffca7010216f0fc265b08558d7394fa0ba7
- https://git.kernel.org/stable/c/51eda36d33e43201e7a4fd35232e069b2c850b01
- https://git.kernel.org/stable/c/72473db90900da970a16ee50ad23c2c38d107d8c
- https://git.kernel.org/stable/c/7bc65d23ba20dcd7ecc094a12c181e594e5eb315
- https://git.kernel.org/stable/c/b0e30c37695b614bee69187f86eaf250e36606ce
- https://git.kernel.org/stable/c/419a0ffca7010216f0fc265b08558d7394fa0ba7
- https://git.kernel.org/stable/c/51eda36d33e43201e7a4fd35232e069b2c850b01
- https://git.kernel.org/stable/c/72473db90900da970a16ee50ad23c2c38d107d8c
- https://git.kernel.org/stable/c/7bc65d23ba20dcd7ecc094a12c181e594e5eb315
- https://git.kernel.org/stable/c/b0e30c37695b614bee69187f86eaf250e36606ce
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html
JSON original (NVD)
Mostrar
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: SCO: Fix not validating setsockopt user input\n\nsyzbot reported sco_sock_setsockopt() is copying data without\nchecking user input length.\n\nBUG: KASAN: slab-out-of-bounds in copy_from_sockptr_offset\ninclude/linux/sockptr.h:49 [inline]\nBUG: KASAN: slab-out-of-bounds in copy_from_sockptr\ninclude/linux/sockptr.h:55 [inline]\nBUG: KASAN: slab-out-of-bounds in sco_sock_setsockopt+0xc0b/0xf90\nnet/bluetooth/sco.c:893\nRead of size 4 at addr ffff88805f7b15a3 by task syz-executor.5/12578"
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