CVE-2026-99002
Published: October 28, 2026Last modified: October 28, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: validate pitch coming from userspace Validate the pitch, alongside the box dimensions before trying to copy data from the underlying surface. Fixes possible out of bounds reads with cursor snooping.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Vulnerable (6.1.189-r0) |
| 25 LTS | linux-lts | Vulnerable (6.12.112-r0) | |
| Stream | linux-lts | Fixed (6.18.58-r0) |
References
- https://git.kernel.org/stable/c/21bc51cb89ced74d6645a138cc2f21184bc75094
- https://git.kernel.org/stable/c/76e5ddd7d9822c8c3492e0f50ba8978e093069ad
- https://git.kernel.org/stable/c/db6fbc2b77849e3c3c2bc115ea9ac925c4625a0d
- https://git.kernel.org/stable/c/f6d9c8abdf06a9c7efa799532d66ed8d5a50734c
- https://git.kernel.org/stable/c/fcb137f6e7ed769f7ecad84364a33c451371b602