Use of NullPointerException Catch to Detect NULL Pointer Dereference Affecting kernel-debug-core package, versions <0:4.18.0-553.5.1.el8_10
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUGCORE-6415537
- published 14 Mar 2024
- disclosed 6 Mar 2024
Introduced: 6 Mar 2024
CVE-2023-52607 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-debug-core to version 0:4.18.0-553.5.1.el8_10 or higher.
This issue was patched in RHSA-2024:3618.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-core package and not the kernel-debug-core package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
powerpc/mm: Fix null-pointer dereference in pgtable_cache_add
kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity.
References
- https://access.redhat.com/security/cve/CVE-2023-52607
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://git.kernel.org/stable/c/145febd85c3bcc5c74d87ef9a598fc7d9122d532
- https://git.kernel.org/stable/c/21e45a7b08d7cd98d6a53c5fc5111879f2d96611
- https://git.kernel.org/stable/c/aa28eecb43cac6e20ef14dfc50b8892c1fbcda5b
- https://git.kernel.org/stable/c/ac3ed969a40357b0542d20f096a6d43acdfa6cc7
- https://git.kernel.org/stable/c/d482d61025e303a2bef3733a011b6b740215cfa1
- https://git.kernel.org/stable/c/f46c8a75263f97bda13c739ba1c90aced0d3b071
- https://git.kernel.org/stable/c/f6781add1c311c17eff43e14c786004bbacf901e
- https://git.kernel.org/stable/c/ffd29dc45bc0355393859049f6becddc3ed08f74