CVE-2020-8003: Double Free
First published: Mon Jan 27 2020(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Freedesktop Virglrenderer | <=0.8.1 | |
| Debian Debian Linux | =10.0 |
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Reference Links
- https://gitlab.freedesktop.org/virgl/virglrenderer/commit/f9b079ccc319c98499111f66bd654fc9b56cf15f?merge_request_iid=340
- https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340
- https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=3320973c9f2068f60cf6613c2811a8824781878a
- https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=f9b079ccc319c98499111f66bd654fc9b56cf15f
- https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html
Frequently Asked Questions
What is CVE-2020-8003?
CVE-2020-8003 is a double-free vulnerability in vrend_renderer.c in virglrenderer through 0.8.1.
How does CVE-2020-8003 impact software?
CVE-2020-8003 allows attackers to cause a denial of service by triggering texture allocation failure.
What is the severity of CVE-2020-8003?
The severity of CVE-2020-8003 is medium with a CVSS score of 5.5.
What software is affected by CVE-2020-8003?
Virglrenderer through 0.8.1 and Debian Linux 10.0 are affected by CVE-2020-8003.
How can I fix CVE-2020-8003?
There is currently no known fix or patch available for CVE-2020-8003. It is recommended to apply any updates or patches provided by the software vendor.
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- source/MITRE
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- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/virglrenderer project
- canonical/freedesktop virglrenderer
- version/freedesktop virglrenderer/0.8.1
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0