CVE-2021-47432 Affecting kernel-rt-devel package, versions <0:4.18.0-553.22.1.rt7.363.el8_10
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTDEVEL-6980301
- published 22 May 2024
- disclosed 21 May 2024
Introduced: 21 May 2024
CVE-2021-47432 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-rt-devel to version 0:4.18.0-553.22.1.rt7.363.el8_10 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-devel package and not the kernel-rt-devel package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
lib/generic-radix-tree.c: Don't overflow in peek()
When we started spreading new inode numbers throughout most of the 64 bit inode space, that triggered some corner case bugs, in particular some integer overflows related to the radix tree code. Oops.
References
- https://access.redhat.com/security/cve/CVE-2021-47432
- https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac
- https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0
- https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437
- https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c