Out-of-bounds Read Affecting kernel-kdump-devel package, versions *
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Test your applications- Snyk ID SNYK-RHEL7-KERNELKDUMPDEVEL-6328946
- published 29 Feb 2024
- disclosed 27 Feb 2024
Introduced: 27 Feb 2024
CVE-2021-46965 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:7 kernel-kdump-devel.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-kdump-devel package and not the kernel-kdump-devel package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
mtd: physmap: physmap-bt1-rom: Fix unintentional stack access
Cast &data to (char *) in order to avoid unintentionally accessing the stack.
Notice that data is of type u32, so any increment to &data will be in the order of 4-byte chunks, and this piece of code is actually intended to be a byte offset.
Addresses-Coverity-ID: 1497765 ("Out-of-bounds access")
References
- https://access.redhat.com/security/cve/CVE-2021-46965
- https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be
- https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb
- https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa
- https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925