Double Free in Virglrenderer Project
CVE-2020-8003
A double-free vulnerability in vrend_renderer.c in virglrenderer through 0.8.1 allows attackers to cause a denial of service by triggering texture allocation failure, because vrend_renderer_resource_allocated_texture is not an appropriate place for a free.
Vulnerability class: Double Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (25.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Virglrenderer Project
- Debian Linux — versions 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340 (Patch, Third Party Advisory)
- gitlab.freedesktop.org/virgl/virglrenderer/commit/f9b079ccc319c98499111f66bd654… (Patch, Third Party Advisory)
- gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs (Patch, Third Party Advisory)
- gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs (Patch, 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-2020-8003?
- CVE-2020-8003 is a medium-severity vulnerability in Virglrenderer Project, classified under Double Free. CVSS score: 5.5/10. Published 2020-01-27.
- How severe is CVE-2020-8003?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2020-8003 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.