Vulnerability Details : CVE-2019-18389
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.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2019-18389
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
- cpe:2.3:a:virglrenderer_project:virglrenderer:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-18389
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-18389
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2019-18389
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-18389
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https://gitlab.freedesktop.org/virgl/virglrenderer/commit/cbc8d8b75be360236cada63784046688aeb6d921
vrend: check transfer bounds for negative values too and report error (cbc8d8b7) · Commits · virgl / virglrenderer · GitLabPatch;Third Party Advisory
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https://access.redhat.com/security/cve/cve-2019-18389
Red Hat Customer PortalThird Party Advisory
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https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html
[SECURITY] [DLA 3232-1] virglrenderer security updateMailing List;Third Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html
[security-announce] openSUSE-SU-2020:0058-1: important: Security updateMailing List;Third Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=1765577
1765577 – (CVE-2019-18389) CVE-2019-18389 virglrenderer: heap buffer overflow in the vrend_renderer_transfer_write_iov functionIssue Tracking;Patch;Third Party Advisory
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https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=9c280a28651507e6ef87b17b90d47b6af3a4ab7d
Fix fuzzer failures (!314) · Merge Requests · virgl / virglrenderer · GitLabPatch;Third Party Advisory
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