#VU108194 Memory leak in Linux kernel - CVE-2022-49812
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108194
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-2022-49812
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 __br_vlan_set_proto() and ntohs() functions in net/bridge/br_vlan.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/347f1793b573466424c550f2748ed837b6690fe7
- https://git.kernel.org/stable/c/9d45921ee4cb364910097e7d1b7558559c2f9fd2
- https://git.kernel.org/stable/c/f8926e2d2225eb7b7e11cd3fa266aaad9075b767
- https://git.kernel.org/stable/c/fc16a2c81a3eb1cbba8775f5bdc67856df903a7c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.80