Medium · CVSS 6.7CVE-2023-33951

Kernel: vmwgfx: race condition leading to information disclosure vulnerabilityCVE-2023-33951

Answer in brief

CVE-2023-33951 records a Medium severity (CVSS 6.7) vulnerability in Kernel: vmwgfx: race condition leading to information disclosure vulnerability. The current sources do not mark it as known exploited. The current feed maps Red Hat/kernel-rt (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jul 24, 2023Updated Nov 6, 2026Source checked Nov 6, 2026First seen by HOL Nov 6, 2026Material review Nov 6, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.7
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 6.7. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Red Hat/kernel-rt (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Red Hat/kernel-rtgeneric	*	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Red Hat/kernel-rt.
Review the reported fix. Source-reported workaround: This flaw can be mitigated by preventing the affected `vmwgfx` kernel module from being loaded. For instructions on how to blacklist a kernel module, please see https://access.redhat.com/solutions/41278.

Evidence timeline and material changes

Published upstream
Jul 24, 2023
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Nov 6, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Nov 6, 2026

Sources and claim methodology

Upstream source description

A race condition vulnerability was found in the vmwgfx driver in the Linux kernel. The flaw exists within the handling of GEM objects. The issue results from improper locking when performing operations on an object. This flaw allows a local privileged user to disclose information in the context of the kernel.

Quoted source text, attributed separately from HOL analysis.

Package

Affected range

Fixed version

Red Hat/kernel-rtgeneric

Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Red Hat/kernel-rt.

Review the reported fix. Source-reported workaround: This flaw can be mitigated by preventing the affected `vmwgfx` kernel module from being loaded. For instructions on how to blacklist a kernel module, please see https://access.redhat.com/solutions/41278.