SB2025011746 - Use-after-free in Linux kernel btrfs
Published: January 17, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025011746
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-57896)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the close_ctree() function in fs/btrfs/disk-io.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1ea629e7bb2fb40555e5e01a1b5095df31287017
- https://git.kernel.org/stable/c/35916b2f96505a18dc7242a115611b718d9de725
- https://git.kernel.org/stable/c/63f4b594a688bf922e8691f0784679aa7af7988c
- https://git.kernel.org/stable/c/a2718ed1eb8c3611b63f8933c7e68c8821fe2808
- https://git.kernel.org/stable/c/d77a3a99b53d12c061c007cdc96df38825dee476
- https://git.kernel.org/stable/c/f10bef73fb355e3fc85e63a50386798be68ff486
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.233
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.176
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.124
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.70