#VU102397 Use-after-free in Linux kernel - CVE-2024-56767
Published: January 7, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU102397
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-56767
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the at_xdmac_prep_dma_memset() function in drivers/dma/at_xdmac.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/54376d8d26596f98ed7432a788314bb9154bf3e3
- https://git.kernel.org/stable/c/c43ec96e8d34399bd9dab2f2dc316b904892133f
- https://git.kernel.org/stable/c/e658f1c133b854b2ae799147301d82dddb8f3162
- https://git.kernel.org/stable/c/fdba6d5e455388377ec7e82a5913ddfcc7edd93b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.123