CVE-2026-68446
What it is
In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Validate vmw_surface_metadata::array_size This field comes from userspace and should be validated against specific limits depending on which Shader Model (SM) is available.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.1% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 0.1% · EPSS, next 30 days
- Weakness
- CWE-20 · Improper input validation
- Record status
- Received
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-68446.md and follow it. Check whether this project is affected by CVE-2026-68446. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- https://git.kernel.org/stable/c/0403cec2aff8037bc246cf9a0831eb169ddcd9df
- https://git.kernel.org/stable/c/5ff94e1279176b539d451e3e754fdcbd1a8d520a
- https://git.kernel.org/stable/c/6910ccaf41678f7761ba2e57d72b77d056320b4d
- https://git.kernel.org/stable/c/71779fe8bf403a9b3e28dc59229fa556db32d35d
- https://git.kernel.org/stable/c/a4f55260f7f7d4dc4d0ee55063dfb0c457b77991
- https://git.kernel.org/stable/c/aded8463466ede7a7fbd1bbf821756c67c83e89b
- https://git.kernel.org/stable/c/b1379f0c42b88cb60b9f3757eb5d1e73ad460ed8
- https://git.kernel.org/stable/c/e949adf2d42678fb391a41db277e2fcb12090566