SB2024052803 - Privilege escalation in Linux kernel bpf
Published: May 28, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024052803
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) Buffer overflow (CVE-ID: CVE-2024-26885)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the dev_map_init_map() function in kernel/bpf/devmap.c. A local user can trigger memory corruption and execute arbitrary code with elevated privileges.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/225da02acdc97af01b6bc6ce1a3e5362bf01d3fb
- https://git.kernel.org/stable/c/c826502bed93970f2fd488918a7b8d5f1d30e2e3
- https://git.kernel.org/stable/c/edf7990baa48de5097daa9ac02e06cb4c798a737
- https://git.kernel.org/stable/c/250051acc21f9d4c5c595e4fcb55986ea08c4691
- https://git.kernel.org/stable/c/22079b3a423382335f47d9ed32114e6c9fe88d7c
- https://git.kernel.org/stable/c/e89386f62ce9a9ab9a94835a9890883c23d9d52c
- https://git.kernel.org/stable/c/281d464a34f540de166cee74b723e97ac2515ec3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.214
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.153
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.285
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.2