CVE-2023-52649

HIGH

Linux Kernel - Out-of-Bounds Read in DRM VKMS LUT Array Indexing

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Avoid reading beyond LUT array When the floor LUT index (drm_fixp2int(lut_index) is the last index of the array the ceil LUT index will point to an entry beyond the array. Make sure we guard against it and use the value of the floor LUT index. v3: - Drop bits from commit description that didn't contribute anything of value

References (4)

Core 4

Scores

CVSS v3 7.8
EPSS 0.0028
EPSS Percentile 20.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-129
Status published
Products (14)
linux/Kernel 6.6.0 - 6.6.23linux
linux/Kernel 6.7.0 - 6.7.11linux
linux/Kernel 6.8.0 - 6.8.2linux
Linux/Linux < 6.6
Linux/Linux 6.6
Linux/Linux 6.6.23 - 6.6.*
Linux/Linux 6.7.11 - 6.7.*
Linux/Linux 6.8.2 - 6.8.*
Linux/Linux 6.9
Linux/Linux db1f254f2cfaf0510ae34fa2311a8d749e95179a - 046c1184ce60b0a37d48134f17ddbc1f32ce02bd
... and 4 more
Published May 01, 2024
Tracked Since Feb 18, 2026