HIGH
CVE-2019-18390
CWE-125Published: December 23, 2019· Updated: Jun 17, 2026
7.1
CVSS v3.1
Official Description
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.
Technical Analysis
CVE-2019-18390 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), availability disruption (denial of service), with a CVSS base score of 7.1.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected Vendors & Products
Debian1 product(s)
debian linux
openSUSE1 product(s)
leap
Red Hat1 product(s)
enterprise linux
virglrenderer_project1 product(s)
virglrenderer
Source: NVD CPE · 4 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (12)
→
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.htmlThird Party Advisory
→
https://access.redhat.com/security/cve/cve-2019-18390Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=1765584Issue Tracking · Patch · Third Party Advisory
→
https://gitlab.freedesktop.org/virgl/virglrenderer/commit/24f67de7a9088a873844a39be03cee6882260ac9Patch · Third Party Advisory
→
→
https://lists.debian.org/debian-lts-announce/2022/12/msg00017.htmlMailing List · Third Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.htmlThird Party Advisory
→
https://access.redhat.com/security/cve/cve-2019-18390Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=1765584Issue Tracking · Patch · Third Party Advisory
→
https://gitlab.freedesktop.org/virgl/virglrenderer/commit/24f67de7a9088a873844a39be03cee6882260ac9Patch · Third Party Advisory
→
→
https://lists.debian.org/debian-lts-announce/2022/12/msg00017.htmlMailing List · Third Party Advisory
Quick Facts
CVE IDCVE-2019-18390
CVSS Score7.1 / 10
SeverityHIGH
WeaknessCWE-125
CISA KEVNo
Affected4 vendor(s)
PublishedDec 23, 2019
Related CVEs (CWE-125)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-18390 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.