CVE-2026-89792: fallo de gravedad alta en Linux
ksmbd: prevent out-of-bounds reads in share config responses
Publicada el · Actualizada el
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.1epss 0.2%
probabilidad de explotación
0.2%top 95% de las CVE
explotación observada
noninguna fuente lo reporta
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: prevent out-of-bounds reads in share config responses
Validate IPC share configuration payload sizes before consuming
variable-length fields. Bound veto list parsing and account for
the separator byte when deriving the path length.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Productos afectados
Linux · LinuxCVEs relacionadas — Linux
En el mismo producto, de las más peligrosas a las menos.
CVE-2024-53197HIGHALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devicesEPSS 4.1%KEVCVE-2026-31431HIGHcrypto: algif_aead - Revert to operating out-of-placeEPSS 3.4%KEVCVE-2024-53104HIGHmedia: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_formatEPSS 3.4%KEVCVE-2025-39682CRITICALtls: fix handling of zero-length records on the rx_listEPSS 2.9%KEVCVE-2024-36971HIGHnet: fix __dst_negative_advice() raceEPSS 2.7%KEVCVE-2024-53150HIGHALSA: usb-audio: Fix out of bounds reads when finding clock sourcesEPSS 1.4%KEV
Referencias
https://git.kernel.org/stable/c/0127f1c119bde40578f4d25f5d17333b4e75de8chttps://git.kernel.org/stable/c/61a8d06600c8c397f9a7e01940479d4c94a82f5fhttps://git.kernel.org/stable/c/cd2bcee450bc94770be56c0b896c1a1dc6838bd8https://git.kernel.org/stable/c/df8aa4a09733c4d3974b1db32c1782b3aad3a151https://git.kernel.org/stable/c/f25e93768fcc5d8287e50b1ec52a42e4c276df34https://git.kernel.org/stable/c/fd636a87161def6e35876ab7943641ce457974c8https://git.kernel.org/stable/c/ffa507f5f774cb4d45136b106989ebc051361263