Buffer overflow in Virglrenderer Project
CVE-2022-0135
An out-of-bounds write issue was found in the VirGL virtual OpenGL renderer (virglrenderer). This flaw allows a malicious guest to create a specially crafted virgil resource and then issue a VIRTGPU_EXECBUFFER ioctl, leading to a denial of service or possible code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (32.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Virglrenderer Project
- Debian Linux — versions 10.0
- Red Hat Enterprise Linux — versions 8.0
- Virglrenderer — versions virglrenderer 0.8.1 and after
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- security.gentoo.org/glsa/202210-05 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/12/msg00017.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-0135?
- CVE-2022-0135 is a high-severity vulnerability in Virglrenderer Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-08-25.
- How severe is CVE-2022-0135?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-0135 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.