CVE-2021-47624
kernel: net/sunrpc: fix reference count leaks in rpc_sysfs_xprt_state_change
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 16, 2024
Updated · November 2, 2026
Description
A memory leak flaw was found in the Linux kernel’s SunRpc filesystem (sysfs). This flaw allows a local user to crash the system.
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
To mitigate this issue, prevent module sunrpc from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.
CVSS / CWE
CVSS 3.1 · 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE-402 · Transmission of Private Resources into a New Sphere