CVE-2019-18388 : A NULL pointer dereference in vrend_renderer.c in virglrenderer through 0.8.0 al

A NULL pointer dereference in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via malformed commands.

Published 2019-12-23 16:15:11

Updated 2023-02-03 18:52:40

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory CorruptionDenial of service

Products affected by CVE-2019-18388

Debian » Debian Linux » Version: 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Matching versions
Opensuse » Leap » Version: 15.1
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Matching versions
Virglrenderer Project » Virglrenderer
Versions up to, including, (<=) 0.8.0
cpe:2.3:a:virglrenderer_project:virglrenderer:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2019-18388

EPSS FAQ

0.02%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 5 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-18388

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
2.1	LOW	AV:L/AC:L/Au:N/C:N/I:N/A:P	3.9	2.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2019-18388

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-18388

https://bugzilla.redhat.com/show_bug.cgi?id=1765578

1765578 – (CVE-2019-18388) CVE-2019-18388 virglrenderer: NULL pointer dereference in vrend_renderer_resource_create
Issue Tracking;Patch;Third Party Advisory
https://access.redhat.com/security/cve/cve-2019-18388

Red Hat Customer Portal
Third Party Advisory
https://gitlab.freedesktop.org/virgl/virglrenderer/commit/0d9a2c88dc3a70023541b3260b9f00c982abda16

vrend: Check resource creation more thoroughly (0d9a2c88) · Commits · virgl / virglrenderer · GitLab
Patch;Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html

[SECURITY] [DLA 3232-1] virglrenderer security update
Mailing List;Third Party Advisory

CVEs referencing this url
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html

[security-announce] openSUSE-SU-2020:0058-1: important: Security update
Third Party Advisory

CVEs referencing this url
https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=d2cdbcf6a8f2317f250fd54f08aa35dde2fa3e30#diff-content-3cd772559e0d73afa136d6818023cfd0c4c8ecc0

Fix fuzzer failures (!314) · Merge Requests · virgl / virglrenderer · GitLab
Third Party Advisory

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Vulnerability Details : CVE-2019-18388

Products affected by CVE-2019-18388

Exploit prediction scoring system (EPSS) score for CVE-2019-18388

CVSS scores for CVE-2019-18388

CWE ids for CVE-2019-18388

References for CVE-2019-18388