CVE-2019-18390
First published: Fri Oct 25 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Freedesktop Virglrenderer | <=0.8.0 | |
| openSUSE | =15.1 | |
| Red Hat Enterprise Linux | =8.0 | |
| Debian Debian Linux | =10.0 |
Remedy
https://gitlab.freedesktop.org/virgl/virglrenderer/commit/24f67de7a9088a873844a39be03cee6882260ac9
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Reference Links
- https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=d2cdbcf6a8f2317f250fd54f08aa35dde2fa3e30#3cd772559e0d73afa136d6818023cfd0c4c8ecc0_0_151
- https://gitlab.freedesktop.org/virgl/virglrenderer/commit/24f67de7a9088a873844a39be03cee6882260ac9
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1784704
- https://bugzilla.redhat.com/show_bug.cgi?id=1765584
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html
- https://access.redhat.com/security/cve/cve-2019-18390
- https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html
Frequently Asked Questions
What is CVE-2019-18390?
CVE-2019-18390 is an out-of-bounds read vulnerability in the vrend_blit_need_swizzle function in virglrenderer through 0.8.0.
How does CVE-2019-18390 affect the Virglrenderer Project Virglrenderer?
CVE-2019-18390 affects Virglrenderer Project Virglrenderer through 0.8.0.
How does CVE-2019-18390 affect openSUSE Leap 15.1?
CVE-2019-18390 affects openSUSE Leap 15.1.
How does CVE-2019-18390 affect Redhat Enterprise Linux 8.0?
CVE-2019-18390 affects Redhat Enterprise Linux 8.0.
How does CVE-2019-18390 affect Debian Debian Linux 10.0?
CVE-2019-18390 affects Debian Debian Linux 10.0.
What is the severity of CVE-2019-18390?
CVE-2019-18390 has a severity of 7.1 (high).
How can I fix CVE-2019-18390?
To fix CVE-2019-18390, you should update Virglrenderer to a version higher than 0.8.0.
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