Vulnerability CVE-2023-52649
Published: 2024-05-01

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