CVE-2019-18388: Null Pointer Dereference
First published: Fri Oct 25 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Freedesktop Virglrenderer | <=0.8.0 | |
| openSUSE | =15.1 | |
| Debian Debian Linux | =10.0 |
Remedy
https://gitlab.freedesktop.org/virgl/virglrenderer/commit/0d9a2c88dc3a70023541b3260b9f00c982abda16
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Reference Links
- https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=d2cdbcf6a8f2317f250fd54f08aa35dde2fa3e30#3cd772559e0d73afa136d6818023cfd0c4c8ecc0_0_589
- https://gitlab.freedesktop.org/virgl/virglrenderer/commit/0d9a2c88dc3a70023541b3260b9f00c982abda16
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1784694
- https://bugzilla.redhat.com/show_bug.cgi?id=1765578
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html
- https://access.redhat.com/security/cve/cve-2019-18388
- https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=d2cdbcf6a8f2317f250fd54f08aa35dde2fa3e30#diff-content-3cd772559e0d73afa136d6818023cfd0c4c8ecc0
- https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html
Frequently Asked Questions
What is the severity of CVE-2019-18388?
The severity of CVE-2019-18388 is medium with a CVSS score of 5.5.
How does CVE-2019-18388 affect the software?
CVE-2019-18388 affects Virglrenderer version 0.8.0 and openSUSE Leap 15.1, as well as Debian Linux 10.0.
How can CVE-2019-18388 be exploited?
CVE-2019-18388 can be exploited by guest OS users sending malformed commands, leading to a NULL pointer dereference and denial of service.
Where can I find more information about CVE-2019-18388?
You can find more information about CVE-2019-18388 at the following references: [1] [2] [3]
What is the Common Weakness Enumeration (CWE) ID for CVE-2019-18388?
The Common Weakness Enumeration (CWE) ID for CVE-2019-18388 is 476.
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- version/debian debian linux/10.0