#VU99100 Buffer overflow in Linux kernel - CVE-2024-49869
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU99100
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-2024-49869
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 memory corruption within the __counted_by(), kmalloc() and fs_path_len() functions in fs/btrfs/send.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.