SB2024112051 - Improper locking in Linux kernel mm
Published: November 20, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024112051
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2024-53079)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the destroy_large_folio() function in mm/page_alloc.c, within the mem_cgroup_move_account(), mem_cgroup_move_charge_pte_range(), uncharge_folio() and mem_cgroup_swapout() functions in mm/memcontrol.c, within the __folio_undo_large_rmappable() and deferred_split_folio() functions in mm/huge_memory.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/fc4951c3e3358dd82ea508e893695b916c813f17
- https://git.kernel.org/stable/c/afb1352d06b1b6b2cfd1f901c766a430c87078b3
- https://git.kernel.org/stable/c/f8f931bba0f92052cf842b7e30917b1afcc77d5a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.62