Out-of-bounds Read Affecting virglrenderer package, versions <0.6.0-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-VIRGLRENDERER-295968
- published20 Mar 2017
- disclosed20 Mar 2017
Introduced: 20 Mar 2017
CVE-2017-5956 (opens in a new tab)How to fix?
Upgrade Debian:unstable virglrenderer to version 0.6.0-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream virglrenderer package and not the virglrenderer package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
The vrend_draw_vbo function in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (out-of-bounds array access and QEMU process crash) via vectors involving vertext_buffer_index.
References
- https://security-tracker.debian.org/tracker/CVE-2017-5956
- https://security.gentoo.org/glsa/201707-06
- https://cgit.freedesktop.org/virglrenderer/commit/?id=a5ac49940c40ae415eac0cf912eac7070b4ba95d
- https://lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html
- http://www.openwall.com/lists/oss-security/2017/02/13/2
- http://www.securityfocus.com/bid/96187