CVE-2024-36964

fs/9p: only translate RWX permissions for plain 9P2000

Description

In the Linux kernel, the following vulnerability has been resolved: fs/9p: only translate RWX permissions for plain 9P2000 Garbage in plain 9P2000's perm bits is allowed through, which causes it to be able to set (among others) the suid bit. This was presumably not the intent since the unix extended bits are handled explicitly and conditionally on .u.

N/A

CVSS

Severity:

EPSS 0.23%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/e90bc596a74bb905e0a45bf346038c3f9d1e868d
https://git.kernel.org/stable/c/df1962a199783ecd66734d563caf0fedecf08f96
https://git.kernel.org/stable/c/5a605930e19f451294bd838754f7d66c976a8a2c
https://git.kernel.org/stable/c/ad4f65328661392de74e3608bb736fedf3b67e32
https://git.kernel.org/stable/c/ca9b5c81f0c918c63d73d962ed8a8e231f840bc8
https://git.kernel.org/stable/c/e55c601af3b1223a84f9f27f9cdbd2af5e203bf3
https://git.kernel.org/stable/c/157d468e34fdd3cb1ddc07c2be32fb3b02826b02
https://git.kernel.org/stable/c/cd25e15e57e68a6b18dc9323047fe9c68b99290b
https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html

Frequently Asked Questions

What is the severity of CVE-2024-36964?: CVE-2024-36964 has not yet been assigned a CVSS score.
How to fix CVE-2024-36964?: To fix CVE-2024-36964, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-36964 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-36964 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-36964?: CVE-2024-36964 affects Linux Linux, Linux Linux.

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