SB2025032774 - Memory leak in Linux kernel bpf
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025032774
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) Memory leak (CVE-ID: CVE-2023-53024)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the check_stack_write_fixed_off() function in kernel/bpf/verifier.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/01bdcc73dbe7be3ad4d4ee9a59b71e42f461a528
- https://git.kernel.org/stable/c/81b3374944d201872cfcf82730a7860f8e7c31dd
- https://git.kernel.org/stable/c/aae109414a57ab4164218f36e2e4a17f027fcaaa
- https://git.kernel.org/stable/c/b0c89ef025562161242a7c19b213bd6b272e93df
- https://git.kernel.org/stable/c/da75dec7c6617bddad418159ffebcb133f008262
- https://git.kernel.org/stable/c/e4f4db47794c9f474b184ee1418f42e6a07412b6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.272
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.166
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.91
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.231
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2