CVE-2023-33951
Kernel: vmwgfx: race condition leading to information disclosure vulnerability
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Timeline
ID reserved
By redhat
- 2 months later
· 2 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.1 | Medium6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L |
| NVDNVD · Modified | 3.1 | Medium5.3 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.34% · top 72% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.
Weakness
Affected products
Red Hat · Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-513.5.1.rt7.307.el8_9 – < *
Red Hat · Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-513.5.1.el8_9 – < *
Red Hat · Red Hat Enterprise Linux 8.8 Extended Update Support
- unaffected 0:4.18.0-477.51.1.el8_8 – < *
Red Hat · Red Hat Enterprise Linux 9
- unaffected 0:5.14.0-362.8.1.el9_3 – < *
Red Hat · Red Hat Enterprise Linux 9
- unaffected 0:5.14.0-362.8.1.el9_3 – < *
Red Hat · Red Hat Enterprise Linux 9.2 Extended Update Support
- unaffected 0:5.14.0-284.75.1.el9_2 – < *
Red Hat · Red Hat Enterprise Linux 9.2 Extended Update Support
- unaffected 0:5.14.0-284.75.1.rt14.360.el9_2 – < *
Red Hat · Red Hat Enterprise Linux 6
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 7
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 7
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 9
All versions: affected
What to do
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.
References (9)
- RHSA-2023:6583 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2023:6901 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2023:7077 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:1404 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:4823 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:4831 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://access.redhat.com/security/cve/CVE-2023-33951 (opens in a new tab)vdb-entryx_refsource_REDHATx_transferred
- RHBZ#2218195 (opens in a new tab)issue-trackingx_refsource_REDHATx_transferred
- https://www.zerodayinitiative.com/advisories/ZDI-CAN-20110/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-33951)Record last updated .