Updated: 2024-11-24 05:27:49.769484
Description:
The root cause of this vulnerability is that the ioctl$DRM_IOCTL_MODE_DESTROY_DUMB can decrease refcount of *drm_vgem_gem_object *(created in *vgem_gem_dumb_create*) concurrently, and *vgem_gem_dumb_create *will access the freed drm_vgem_gem_object.
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | MEDIUM | 4.6000000000000005 |
| CVSS Version 3.x | HIGH | 7.8 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated | Statement |
|---|---|---|---|---|---|---|---|---|
| CentOS 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-09-07 11:05:13 | ||
| CentOS 7 ELS | kernel | 3.10.0 | 7.8 | HIGH | Released | CLSA-2024:1720468480 | 2024-07-23 17:33:08 | |
| CentOS 8.4 ELS | kernel | 4.18.0 | 7.8 | HIGH | Not Vulnerable | 2022-09-07 11:05:13 | ||
| CentOS 8.5 ELS | kernel | 4.18.0 | 7.8 | HIGH | Not Vulnerable | 2022-09-07 11:05:13 | ||
| CloudLinux 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-09-07 11:05:13 | ||
| Oracle Linux 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-09-07 11:05:13 | ||
| RHEL 7 ELS | kernel | 3.10.0 | 7.8 | HIGH | Released | CLSA-2025:1750353839 | 2025-06-20 04:45:06 | |
| Ubuntu 16.04 ELS | linux | 4.4.0 | 7.8 | HIGH | Released | CLSA-2022:1667414297 | 2022-11-02 17:05:48 | |
| Ubuntu 16.04 ELS | linux-hwe | 4.15.0 | 7.8 | HIGH | Released | CLSA-2022:1664906081 | 2022-10-04 14:02:48 | |
| Ubuntu 18.04 ELS | linux | 4.15.0 | 7.8 | HIGH | Already Fixed | 2023-06-02 09:10:36 |