#VU97254 Use-after-free in Linux kernel - CVE-2024-46687
Published: September 13, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU97254
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-2024-46687
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 btrfs_submit_chunk() function in fs/btrfs/bio.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/51722b99f41f5e722ffa10b8f61e802a0e70b331
- https://git.kernel.org/stable/c/4a3b9e1a8e6cd1a8d427a905e159de58d38941cc
- https://git.kernel.org/stable/c/10d9d8c3512f16cad47b2ff81ec6fc4b27d8ee10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.49