CVE-2026-43383: fallo crítico en Linux
net/tcp-md5: Fix MAC comparison to be constant-time
Publicada el · Actualizada el
28Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 9.4epss 0.7%
probabilidad de explotación
0.7%top 50% de las CVE
explotación observada
noninguna fuente lo reporta
In the Linux kernel, the following vulnerability has been resolved:
net/tcp-md5: Fix MAC comparison to be constant-time
To prevent timing attacks, MACs need to be compared in constant
time. Use the appropriate helper function for this.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Productos afectados
Linux · LinuxCVEs relacionadas — Linux
En el mismo producto, de las más peligrosas a las menos.
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Referencias
https://git.kernel.org/stable/c/02669e2a4d207068edce7e8b5fafd85822018ce6https://git.kernel.org/stable/c/345a9530756528d7ca407663d659c3c40e75c3ddhttps://git.kernel.org/stable/c/46d0d6f50dab706637f4c18a470aac20a21900d3https://git.kernel.org/stable/c/5d305a95130a8d08b9545e47f1e18d29d59866cbhttps://git.kernel.org/stable/c/821c8751fdeecdeecabeb11704dd33439c9e4bbchttps://git.kernel.org/stable/c/ae3831b44f477de048287493e184fc3ff913b624https://git.kernel.org/stable/c/b502e97e29d791ff7a8051f29a414535739be218https://git.kernel.org/stable/c/ff44ec94d4fc8348600a69de0a8fa1102c23bce8