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ubuntucveUbuntu.comUB:CVE-2024-35810
HistoryMay 17, 2024 - 12:00 a.m.

CVE-2024-35810

2024-05-1700:00:00
ubuntu.com
ubuntu.com
5
linux kernel
vulnerability
resolved
drm
vmwgfx
memory
buffer objects
map_and_cache
crashes
oops'es
igt's
kms_cursor_legacy
unix

AI Score

6.8

Confidence

High

EPSS

0

Percentile

15.5%

In the Linux kernel, the following vulnerability has been resolved:
drm/vmwgfx: Fix the lifetime of the bo cursor memory The cleanup can be
dispatched while the atomic update is still active, which means that the
memory acquired in the atomic update needs to not be invalidated by the
cleanup. The buffer objects in vmw_plane_state instead of using the builtin
map_and_cache were trying to handle the lifetime of the mapped memory
themselves, leading to crashes. Use the map_and_cache instead of trying to
manage the lifetime of the buffer objects held by the vmw_plane_state.
Fixes kernel oops’es in IGT’s kms_cursor_legacy forked-bo.