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VULNERABILITIES

CVE-2021-47002 Details

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")

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://cert-portal.siemens.com/productcert/html/ssa-265688.html siemens-SADP
https://git.kernel.org/stable/c/1e10f58f1c9a6b667b045513c7a4e6111c24fe7c kernel.orgPatch
https://git.kernel.org/stable/c/3de81c1e84bf84803308da3272a829a7655c5336 kernel.orgPatch
https://git.kernel.org/stable/c/b9f83ffaa0c096b4c832a43964fe6bff3acffe10 kernel.orgPatch
https://git.kernel.org/stable/c/c664aaec9aee544538a78ba4893a44bc73a6d742 kernel.orgPatch

see all 9 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-476NULL Pointer Dereference[email protected]

Affected Products

ProductVersions
linux linux kernel
< 5.10.221
>= 5.11, < 5.11.22
>= 5.12, < 5.12.5

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

10 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-47002
NVD Published Date:
Feb 28, 2024
NVD Last Modified:
Jun 17, 2026
Source:
kernel.org
CVE-2021-47002 Details - Not Deferred