media: stm32: dcmi: unregister notifier on probe failure
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 2 without a fix
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: media: stm32: dcmi: unregister notifier on probe failure dcmi_graph_init() registers the async notifier before dcmi_probe() toggles the reset line. If reset_control_assert() or reset_control_deassert() fails afterwards, probe returns through err_cleanup and the driver core will not call dcmi_remove(). Unregister the notifier before cleaning it up on that error path, matching the successful remove path and the V4L2 async notifier lifetime rules. [hverkuil: added Fixes tag]
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.1.183, 6.6.148, 6.12.101, 6.18.42, 7.1.6, 7.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 5 | Affected | No fix yet: Fix deferred |
Not affected: 7 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux for NVIDIA 26
- Red Hat OpenShift Container Platform 4
Timeline
- 2026-10-02 Threatist record created from CVE-2026-68210
- 2026-10-03 Alias added: GHSA-76fm-3jg5-qp3h
- 2026-10-30 Affected versions changed · Red Hat
References
Other 6
- https://git.kernel.org/stable/c/222a9301b086852b90d3b092fef436c3f4e927c4
- https://git.kernel.org/stable/c/37ff63c5d7119cbc5c6bacdcc658add6008a8e1f
- https://git.kernel.org/stable/c/6c6f22b7e6cbc4e8c1e359fc9b190419391c3db7
- https://git.kernel.org/stable/c/931abe1deb65b919d23fa203d7f6d6fbd4fccd8e
- https://git.kernel.org/stable/c/4b7ee504969e074725e439c949f2483e5fa5572a
- https://git.kernel.org/stable/c/084973ebd67b28f0945c5d45408f86c58b540110
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Sources
- CVE-2026-68210 · CVE Program
- CVE-2026-68210 · NVD
- FIRST EPSS
- GHSA-76fm-3jg5-qp3h · GitHub Advisory Database · CC BY 4.0
- CVE-2026-68210 · Red Hat security data · CC BY 4.0
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