Integer overflow in Freedesktop Virglrenderer
CVE-2017-6355
Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.8% 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
Weakness classification (CWE)
References
- www.securityfocus.com/bid/96460 (VDB Entry, Third Party Advisory, vdb-entry)
- security.gentoo.org/glsa/201707-06 (vendor-advisory)
- lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html (Vendor Advisory, mailing-list, Patch)
- www.openwall.com/lists/oss-security/2017/02/27/3 (mailing-list, Patch, Mailing List, Third Party Advisory)
- cgit.freedesktop.org/virglrenderer/commit/ (Patch, Third Party Advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-6355?
- CVE-2017-6355 is a medium-severity vulnerability in Freedesktop Virglrenderer, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2017-03-10.
- How severe is CVE-2017-6355?
- Medium severity. CVSS v3 base score is 5.5 out of 10.