NULL Pointer Dereference Affecting kernel-zfcpdump-devel package, versions *
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Test your applications- Snyk ID SNYK-RHEL8-KERNELZFCPDUMPDEVEL-7802898
- published 22 Aug 2024
- disclosed 29 Jul 2024
Introduced: 29 Jul 2024
CVE-2024-41077 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:8 kernel-zfcpdump-devel.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump-devel package and not the kernel-zfcpdump-devel 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:
null_blk: fix validation of block size
Block size should be between 512 and PAGE_SIZE and be a power of 2. The current check does not validate this, so update the check.
Without this patch, null_blk would Oops due to a null pointer deref when loaded with bs=1536 [1].
[axboe: remove unnecessary braces and != 0 check]
References
- https://access.redhat.com/security/cve/CVE-2024-41077
- https://git.kernel.org/stable/c/08f03186b96e25e3154916a2e70732557c770ea7
- https://git.kernel.org/stable/c/2772ed2fc075eef7df3789906fc9dae01e4e132e
- https://git.kernel.org/stable/c/9625afe1dd4a158a14bb50f81af9e2dac634c0b1
- https://git.kernel.org/stable/c/9b873bdaae64bddade9d8c6df23c8a31948d47d0
- https://git.kernel.org/stable/c/c462ecd659b5fce731f1d592285832fd6ad54053
- https://git.kernel.org/stable/c/f92409a9da02f27d05d713bff5f865e386cef9b3