NULL Pointer Dereference Affecting kernel-rt-doc package, versions *
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELRTDOC-6332393
- published 29 Feb 2024
- disclosed 28 Feb 2024
Introduced: 28 Feb 2024
CVE-2021-47002 Open this link in a new tabHow to fix?
There is no fixed version for Centos:7 kernel-rt-doc.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-doc package and not the kernel-rt-doc package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
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")
References
- https://access.redhat.com/security/cve/CVE-2021-47002
- https://git.kernel.org/stable/c/1e10f58f1c9a6b667b045513c7a4e6111c24fe7c
- https://git.kernel.org/stable/c/b9f83ffaa0c096b4c832a43964fe6bff3acffe10
- https://git.kernel.org/stable/c/c664aaec9aee544538a78ba4893a44bc73a6d742
- https://git.kernel.org/stable/c/3de81c1e84bf84803308da3272a829a7655c5336