#VU104982 Out-of-bounds read in Linux kernel - CVE-2025-21785
Published: February 27, 2025 / Updated: April 28, 2025
Vulnerability identifier: #VU104982
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21785
CWE-ID: CWE-125
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 perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the populate_cache_leaves() function in arch/arm64/kernel/cacheinfo.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/4ff25f0b18d1d0174c105e4620428bcdc1213860
- https://git.kernel.org/stable/c/67b99a2b5811df4294c2ad50f9bff3b6a08bd618
- https://git.kernel.org/stable/c/715eb1af64779e1b1aa0a7b2ffb81414d9f708e5
- https://git.kernel.org/stable/c/875d742cf5327c93cba1f11e12b08d3cce7a88d2
- https://git.kernel.org/stable/c/ab90894f33c15b14c1cee6959ab6c8dcb09127f8