CVE-2023-52804

May 21, 2024, 4:53 p.m.

None
No Score

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.

Product(s) Impacted

Product Versions
Linux kernel

Weaknesses

Common security weaknesses mapped to this vulnerability.

References

https://git.kernel.org/stable/c/1f74d336990f37703a8eee77153463d65b67f70e
https://git.kernel.org/stable/c/2323de34a3ae61a9f9b544c18583f71cea86721f
https://git.kernel.org/stable/c/32bd8f1cbcf8b663e29dd1f908ba3a129541a11b
https://git.kernel.org/stable/c/5013f8269887642cca784adc8db9b5f0b771533f
https://git.kernel.org/stable/c/64933ab7b04881c6c18b21ff206c12278341c72e
https://git.kernel.org/stable/c/a0649e2dd4a3595b5595a29d0064d047c2fae2fb
https://git.kernel.org/stable/c/c6c8863fb3f57700ab583d875adda04caaf2278a
https://git.kernel.org/stable/c/ce15b0f1a431168f07b1cc6c9f71206a2db5c809
https://git.kernel.org/stable/c/dca403bb035a565bb98ecc1dda5d30f676feda40

Tags

416baaa9-dc9f-4396-8d5f-8c081fb06d67
2024-05-21
CVE-2023-52804

Timeline

Published: May 21, 2024, 4:15 p.m.
Last Modified: May 21, 2024, 4:53 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.