#VU63568 Memory leak in Linux kernel - CVE-2021-45480
Published: May 24, 2022 / Updated: May 24, 2022
Vulnerability identifier: #VU63568
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/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-2021-45480
CWE-ID: CWE-401
Exploitation vector: Remote 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 __rds_conn_create() function in net/rds/connection.c. A local user can perform a denial of service attack.
Remediation
Install update from vendor's website.
External links
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.11
- https://github.com/torvalds/linux/commit/5f9562ebe710c307adc5f666bf1a2162ee7977c0
- https://www.debian.org/security/2022/dsa-5050
- https://www.debian.org/security/2022/dsa-5096
- https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html