CVE-2021-45480
kernel: memory leak in the __rds_conn_create() in net/rds/connection.c
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 14, 2021
Updated · November 22, 2025
Description
A memory leak flaw was found in the Reliable Datagram Socket (RDS) in TCP in the Linux kernel. A local attacker, with user privileges, could cause a denial of service on the system. The issue results from the code cleanup in __rds_conn_create in net/rds/connection.c.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-401 · Missing Release of Memory after Effective Lifetime