Out-of-bounds Read in Virglrenderer Project
CVE-2019-18390
An out-of-bounds read in the vrend_blit_need_swizzle function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via VIRGL_CCMD_BLIT commands.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (25.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.9% 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
- openSUSE Leap — versions 15.1
- Red Hat Enterprise Linux — versions 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs (Third Party Advisory)
- gitlab.freedesktop.org/virgl/virglrenderer/commit/24f67de7a9088a873844a39be03ce… (Patch, Third Party Advisory)
- access.redhat.com/security/cve/cve-2019-18390 (vendor-advisory, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html (vendor-advisory, 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-2019-18390?
- CVE-2019-18390 is a high-severity vulnerability in Virglrenderer Project, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2019-12-23.
- How severe is CVE-2019-18390?
- High severity. CVSS v3 base score is 7.1 out of 10.
- Is CVE-2019-18390 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.