#VU89840 Buffer overflow in Linux kernel - CVE-2024-26885
Published: May 28, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU89840
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-26885
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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 updates from vendor's website.
External links
- 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