QwikSec

Security Database

CVE

CWE

Training

CVE Database
/

CVE-2021-47002

Back to search

CVE-2021-47002

Published: Feb 28, 2024

Modified: May 23, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix null pointer dereference in svc_rqst_free() When alloc_pages_node() returns null in svc_rqst_alloc(), the null rq_scratch_page pointer will be dereferenced when calling put_page() in svc_rqst_free(). Fix it by adding a null check. Addresses-Coverity: ("Dereference after null check")

VendorProductVersions

Linux

Linux

affected
79e4e0d489c8e72b9efa388e504a036eec1550c6 - < 3de81c1e84bf84803308da3272a829a7655c5336
affected
5191955d6fc65e6d4efe8f4f10a6028298f57281 - < 1e10f58f1c9a6b667b045513c7a4e6111c24fe7c
affected
5191955d6fc65e6d4efe8f4f10a6028298f57281 - < c664aaec9aee544538a78ba4893a44bc73a6d742
affected
5191955d6fc65e6d4efe8f4f10a6028298f57281 - < b9f83ffaa0c096b4c832a43964fe6bff3acffe10
affected
5.10.220 - < 5.10.221

Linux

Linux

affected
5.11
unaffected
0 - < 5.11
unaffected
5.10.221 - <= 5.10.*
unaffected
5.11.22 - <= 5.11.*
unaffected
5.12.5 - <= 5.12.*

+1 more versions

References

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now