7.8

CVE-2023-52649

drm/vkms: Avoid reading beyond LUT array

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
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 6.6 < 6.6.23
Linux ≫ Linux Kernel Version >= 6.7 < 6.7.11
Linux ≫ Linux Kernel Version >= 6.8 < 6.8.2
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.28% 0.192
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-129 Improper Validation of Array Index

The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.

https://git.kernel.org/stable/c/046c1184ce60b0a37d48134f17ddbc1f32ce02bd
Patch
https://git.kernel.org/stable/c/2fee84030d12d9fddfa874e4562d71761a129277
Patch
https://git.kernel.org/stable/c/92800aaeff51b8358d1e0a7eb74daf8aa2d7ce9d
Patch
https://git.kernel.org/stable/c/9556c167673057d48ce4a0da675026fe046654c1
Patch