CVE-2023-53646

In the Linux kernel, the following vulnerability has been resolved: drm/i915/perf: add sentinel to xehp_oa_b_counters Arrays passed to reg_in_range_table should end with empty record. The patch solves KASAN detected bug with signature: BUG: KASAN: global-out-of-bounds in xehp_is_valid_b_counter_addr+0x2c7/0x350 [i915] Read of size 4 at addr ffffffffa1555d90 by task perf/1518 CPU: 4 PID: 1518 Comm: perf Tainted: G U 6.4.0-kasan_438-g3303d06107f3+ #1 Hardware name: Intel Corporation Meteor Lake Client Platform/MTL-P DDR5 SODIMM SBS RVP, BIOS MTLPFWI1.R00.3223.D80.2305311348 05/31/2023 Call Trace: <TASK> ... xehp_is_valid_b_counter_addr+0x2c7/0x350 [i915] (cherry picked from commit 2f42c5afb34b5696cf5fe79e744f99be9b218798)

The following products are affected by CVE-2023-53646 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2023-53646.

URL	Resource
https://git.kernel.org/stable/c/21d92025e80629fd5c25cd6751f8cf38c784dd4a
https://git.kernel.org/stable/c/785b3f667b4bf98804cad135005e964df0c750de
https://lore.kernel.org/linux-cve-announce/2025100717-CVE-2023-53646-c40e@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2023-53646
https://www.cve.org/CVERecord?id=CVE-2023-53646