Use after free in kernel
Priority LOW 34CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.00314 24th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | kernel | kernel 5.x | — | No fix listed | CNA |
- kernel Vendor— Affected kernel 5.x Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 5.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:5.6:-:*:*:*:*:*:* | 5.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:5.6:rc1:*:*:*:*:*:* | 5.6 rc1 | Vulnerable | Linux |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 5.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:5.6:-:*:*:*:*:*:* Versions 5.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:5.6:rc1:*:*:*:*:*:* Versions 5.6 rc1 Vulnerable ·Linux
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 4 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2022-1419
- 2026-10-03 Alias added: GHSA-r5wp-fr43-744h
References
Sources
- CVE-2022-1419 · CVE Program
- CVE-2022-1419 · NVD
- FIRST EPSS
- GHSA-r5wp-fr43-744h · GitHub Advisory Database · CC BY 4.0
- CVE-2022-1419 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences