#VU121362 Memory leak in Linux kernel - CVE-2025-68787
Published: January 14, 2026
Vulnerability identifier: #VU121362
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-2025-68787
CWE-ID: CWE-401
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 memory leak within the nr_output() function in net/netrom/nr_out.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/156a0f6341dce634a825db49ca20b48b1ae9bcc1
- https://git.kernel.org/stable/c/51f5fbc1681bdcffcc7d18bf3dfdb2b1278d3977
- https://git.kernel.org/stable/c/613d12dd794e078be8ff3cf6b62a6b9acf7f4619
- https://git.kernel.org/stable/c/73839497bbde5cd4fd02bbd9c8bc2640780ae65d
- https://git.kernel.org/stable/c/8d1ccba4b171cd504ecfa47349cb9864fc9d687c