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

CVE-2019-18391

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 via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.

MEDIUM · CVSS 5.5 EPSS 0.00116
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
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

5.5
MEDIUM · 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:N/I:N/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-2019-18391Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1765589Issue TrackingPatchThird Party Advisory
https://gitlab.freedesktop.org/virgl/virglrenderer/commit/2abeb1802e3c005b17a7123e382171b3fb665971PatchThird Party Advisory
https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=8c9cfb4e425542e96f0717189fe4658555baaf08Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00017.htmlMailing ListThird Party Advisory
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