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CVE-2020-25639
Good to know:
Date: March 4, 2021
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.
Language: C
Severity Score
Related Resources (11)
Severity Score
Weakness Type (CWE)
NULL Pointer Dereference
CWE-476Top Fix
Upgrade Version
Upgrade to version v4.4.239, v4.9.239, v4.14.201, v4.19.150, v5.4.70, v5.8.13, v5.9-rc7
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | LOCAL |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | HIGH |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | NONE |
| Integrity (I): | NONE |
| Availability (A): | HIGH |
CVSS v2
| Base Score: |
|
|---|---|
| Access Vector (AV): | LOCAL |
| Access Complexity (AC): | LOW |
| Authentication (AU): | NONE |
| Confidentiality (C): | NONE |
| Integrity (I): | NONE |
| Availability (A): | COMPLETE |
| Additional information: |