Vulnerability Description
A NULL pointer dereference flaw was found in the Linux kernel's GPU Nouveau driver functionality in versions prior to 5.12-rc1 in the way the user calls ioctl DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC. This flaw allows a local user to crash the system.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 5.11.2 |
| Fedoraproject | Fedora | 32 |
| Redhat | Openshift Container Platform | 4.4 |
| Redhat | Enterprise Linux | 5.0 |
| Redhat | Messaging Realtime Grid | 2.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1876995ExploitIssue TrackingThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://bugzilla.redhat.com/show_bug.cgi?id=1876995ExploitIssue TrackingThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2020-25639?
CVE-2020-25639 is a vulnerability with a CVSS score of 4.4 (MEDIUM). A NULL pointer dereference flaw was found in the Linux kernel's GPU Nouveau driver functionality in versions prior to 5.12-rc1 in the way the user calls ioctl DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC. This fla...
How severe is CVE-2020-25639?
CVE-2020-25639 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-25639?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Fedoraproject Fedora, Redhat Openshift Container Platform, Redhat Enterprise Linux, Redhat Messaging Realtime Grid.