#VU106843 Integer overflow in Linux kernel - CVE-2025-21964
Published: April 2, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU106843
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21964
CWE-ID: CWE-190
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 execute arbitrary code.
The vulnerability exists due to integer overflow within the smb3_fs_context_parse_param() function in fs/smb/client/fs_context.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/0252c33cc943e9e48ddfafaa6b1eb72adb68a099
- https://git.kernel.org/stable/c/5f500874ab9b3cc8c169c2ab49f00b838520b9c5
- https://git.kernel.org/stable/c/7489161b1852390b4413d57f2457cd40b34da6cc
- https://git.kernel.org/stable/c/833f2903eb8b70faca7967319e580e9ce69729fc
- https://git.kernel.org/stable/c/dd190168e60ac15408f074a1fe0ce36aff34027b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.132