SB2024082219 - Out-of-bounds read in Linux kernel bpf
Published: August 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024082219
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) Out-of-bounds read (CVE-ID: CVE-2022-48929)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the btf_check_func_arg_match() function in kernel/bpf/btf.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/8c39925e98d498b9531343066ef82ae39e41adae
- https://git.kernel.org/stable/c/f0ce1bc9e0235dd7412240be493d7ea65ed9eadc
- https://git.kernel.org/stable/c/45ce4b4f9009102cd9f581196d480a59208690c1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.37
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17