CVE-2023-52601: jfs: fix array-index-out-of-bounds in dbAdjTree

Description

In the Linux kernel, the following vulnerability has been resolved:

jfs: fix array-index-out-of-bounds in dbAdjTree

Currently there is a bound check missing in the dbAdjTree while
accessing the dmt_stree. To add the required check added the bool is_ctl
which is required to determine the size as suggest in the following
commit.
https://lore.kernel.org/linux-kernel-mentees/[email protected]/

Classification

CVE ID: CVE-2023-52601

Affected Products

Vendor: Linux

Product: Linux

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 15.23% (scored less or equal to compared to others)

EPSS Date: 2025-02-03 (when was this score calculated)

References

https://git.kernel.org/stable/c/3d3898b4d72c677d47fe3cb554449f2df5c12555
https://git.kernel.org/stable/c/3f8217c323fd6ecd6829a0c3ae7ac3f14eac368e
https://git.kernel.org/stable/c/2037cb9d95f1741885f7daf50e8a028c4ade5317
https://git.kernel.org/stable/c/8393c80cce45f40c1256d72e21ad351b3650c57e
https://git.kernel.org/stable/c/70780914cb57e2ba711e0ac1b677aaaa75103603
https://git.kernel.org/stable/c/2e16a1389b5a7983b45cb2aa20b0e3f0ee364d6c
https://git.kernel.org/stable/c/fc67a2e18f4c4e3f07e9f9ae463da24530470e73
https://git.kernel.org/stable/c/74ecdda68242b174920fe7c6133a856fb7d8559b

Timeline