CVE - CVE-2023-52804

CVE-ID
CVE-2023-52804	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
In the Linux kernel, the following vulnerability has been resolved: fs/jfs: Add validity check for db_maxag and db_agpref Both db_maxag and db_agpref are used as the index of the db_agfree array, but there is currently no validity check for db_maxag and db_agpref, which can lead to errors. The following is related bug reported by Syzbot: UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:639:20 index 7936 is out of range for type 'atomic_t[128]' Add checking that the values of db_maxag and db_agpref are valid indexes for the db_agfree array.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/1f74d336990f37703a8eee77153463d65b67f70e URL:https://git.kernel.org/stable/c/1f74d336990f37703a8eee77153463d65b67f70e MISC:https://git.kernel.org/stable/c/2323de34a3ae61a9f9b544c18583f71cea86721f URL:https://git.kernel.org/stable/c/2323de34a3ae61a9f9b544c18583f71cea86721f MISC:https://git.kernel.org/stable/c/32bd8f1cbcf8b663e29dd1f908ba3a129541a11b URL:https://git.kernel.org/stable/c/32bd8f1cbcf8b663e29dd1f908ba3a129541a11b MISC:https://git.kernel.org/stable/c/5013f8269887642cca784adc8db9b5f0b771533f URL:https://git.kernel.org/stable/c/5013f8269887642cca784adc8db9b5f0b771533f MISC:https://git.kernel.org/stable/c/64933ab7b04881c6c18b21ff206c12278341c72e URL:https://git.kernel.org/stable/c/64933ab7b04881c6c18b21ff206c12278341c72e MISC:https://git.kernel.org/stable/c/a0649e2dd4a3595b5595a29d0064d047c2fae2fb URL:https://git.kernel.org/stable/c/a0649e2dd4a3595b5595a29d0064d047c2fae2fb MISC:https://git.kernel.org/stable/c/c6c8863fb3f57700ab583d875adda04caaf2278a URL:https://git.kernel.org/stable/c/c6c8863fb3f57700ab583d875adda04caaf2278a MISC:https://git.kernel.org/stable/c/ce15b0f1a431168f07b1cc6c9f71206a2db5c809 URL:https://git.kernel.org/stable/c/ce15b0f1a431168f07b1cc6c9f71206a2db5c809 MISC:https://git.kernel.org/stable/c/dca403bb035a565bb98ecc1dda5d30f676feda40 URL:https://git.kernel.org/stable/c/dca403bb035a565bb98ecc1dda5d30f676feda40
Assigning CNA
kernel.org
Date Record Created
20240521	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20240521)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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