Home/CVE/A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer thro
CVE

CVE-2019-18389

A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer thro

A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service, or QEMU guest-to-host escape and code execution, via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.

HIGH · CVSS 7.8 EPSS 0.00266
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

4
virglrenderer project virglrenderer<= 0.8.0
opensuse leapall versions
redhat enterprise linuxall versions
debian linuxall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Dec 2019 · 04:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

4
suse-csafopenSUSE-SU-2024:11499-1
suse-csafopenSUSE-SU-2020:0058-1
suse-csafSUSE-SU-2020:0016-1
suse-csafSUSE-SU-2020:0017-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.htmlMailing ListThird Party Advisory
https://access.redhat.com/security/cve/cve-2019-18389Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1765577Issue TrackingPatchThird Party Advisory
https://gitlab.freedesktop.org/virgl/virglrenderer/commit/cbc8d8b75be360236cada63784046688aeb6d921PatchThird Party Advisory
https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=9c280a28651507e6ef87b17b90d47b6af3a4ab7dPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00017.htmlMailing ListThird Party Advisory
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