CVE-2023-52648 — NULL Pointer Dereference in Linux
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 99.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 1
Latest updateJul 4
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/vmwgfx: Unmap the surface before resetting it on a plane state
Switch to a new plane state requires unreferencing of all held surfaces.
In the work required for mob cursors the mapped surfaces started being
cached but the variable indicating whether the surface is currently
mapped was not being reset. This leads to crashes as the duplicated
state, incorrectly, indicates the that surface is mapped even when
no surface is pr…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages9 packages
▶CVEListV5linux/linux485d98d472d53f9617ffdfba5e677ac29ad4fe20 — 0a23f95af7f28dae7c0f7c82578ca5e1a239d461+4
Patches
🔴Vulnerability Details
7📋Vendor Advisories
8💬Community
1Bugzilla▶
CVE-2023-52648 kernel: drm/vmwgfx: Unmap the surface before resetting it on a plane state↗2024-05-01