Bug 1796646 (CVE-2020-8002) - CVE-2020-8002 virglrenderer: NULL pointer dereference in vrend_renderer.c
Summary: CVE-2020-8002 virglrenderer: NULL pointer dereference in vrend_renderer.c
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2020-8002
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1796647 1796648 1808543
Blocks: 1796649
TreeView+ depends on / blocked
 
Reported: 2020-01-30 20:23 UTC by Pedro Sampaio
Modified: 2021-11-01 17:39 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2021-11-01 17:39:17 UTC
Embargoed:

Attachments (Terms of Use)

Description Pedro Sampaio 2020-01-30 20:23:54 UTC 
A NULL pointer dereference in vrend_renderer.c in virglrenderer through 0.8.1 allows attackers to cause a denial of service via commands that attempt to launch a grid without previously providing a Compute Shader (CS).

References:

https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340
https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=572a36879701598fa727f50313508be99865b58f
https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=725e12beba4a41934f0ab62d399b5d4de2d13190
Comment 1 Pedro Sampaio 2020-01-30 20:26:07 UTC 
Created virglrenderer tracking bugs for this issue:

Affects: epel-8 [bug 1796647]
Affects: fedora-all [bug 1796648]
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