CVE-2024-50091

MEDIUM

Linux Kernel < 6.11.4 - Use-After-Free in dm vdo dedupe_context

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: dm vdo: don't refer to dedupe_context after releasing it Clear the dedupe_context pointer in a data_vio whenever ownership of the context is lost, so that vdo can't examine it accidentally.

References (2)

Core 2

Core References

Patch

https://git.kernel.org/stable/c/63ef073084c67878d7a92e15ad055172da3f05a3

Patch

https://git.kernel.org/stable/c/0808ebf2f80b962e75741a41ced372a7116f1e26

Scores

CVSS v3 5.5

EPSS 0.0020

EPSS Percentile 10.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

Status published

Products (8)

linux/Kernel 6.9.0 - 6.11.4linux

Linux/Linux < 6.9

Linux/Linux 6.11.4 - 6.11.*

Linux/Linux 6.12

Linux/Linux 6.9

Linux/Linux cfaf07fae7a262865a67b6010eef3bc0a1ae50b2 - 0808ebf2f80b962e75741a41ced372a7116f1e26

Linux/Linux cfaf07fae7a262865a67b6010eef3bc0a1ae50b2 - 63ef073084c67878d7a92e15ad055172da3f05a3

linux/linux_kernel < 6.11.4

Published Nov 05, 2024

Tracked Since Feb 18, 2026