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Fencer Vulns
high 7.1

CVE-2019-18390 json

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 c…

published 2019-12-23 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-8175

cvss
7.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

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.

Patch / fix

  • virglrenderer Debian 14, Debian 13, Debian 12 0.8.1-1

debian advisories DEBIAN-CVE-2019-18390

  • virglrenderer SLE Module for Server Applications 15 SP1, SLE Module for Server Applications 15 0.6.0-4.3.1
  • virglrenderer SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +15 more 0.5.0-12.3.1

suse advisories SUSE-SU-2020:0017-1SUSE-SU-2020:0016-1

  • virglrenderer openSUSE Tumbleweed 0.9.1-1.3
  • virglrenderer openSUSE Leap 15.1 0.6.0-lp151.4.3.1

opensuse advisories openSUSE-SU-2024:11499-1openSUSE-SU-2020:0058-1

  • virglrenderer Alpine 3.24, Alpine 3.23, Alpine 3.22 +11 more 0.8.1-r0

alpine advisories ALPINE-CVE-2019-18390

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-18390 updated cvss 3.3

virglrenderer: out-of-bounds read in the vrend_blit_need_swizzle may lead to DoS

  • Red Hat Enterprise Linux 8 Advanced Virtualization virglrenderer, virglrenderer-test-server
    affected: no fix available “Fix deferred”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
NVD 2.0 3.6 AV:L/AC:L/Au:N/C:P/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.