CVE-2020-25639
Last modified
CVE-2020-25639 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. 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.. EPSS estimates a 0.37% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 5.11.2 |
| Fedoraproject | Fedora | 32 |
| Fedoraproject | Fedora | 33 |
| Redhat | Openshift Container Platform | 4.4 |
| Redhat | Openshift Container Platform | 4.5 |
| Redhat | Openshift Container Platform | 4.6 |
| Redhat | Enterprise Linux | 5.0 |
| Redhat | Enterprise Linux | 6.0 |
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Enterprise Linux | 8.0 |
| Redhat | Messaging Realtime Grid | 2.0 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1876995Exploit, Issue Tracking, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1876995Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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