drm/i915/gem: Do not leak siblings[] on proto context error
Key facts
- Attack vector
- —
- Privileges required
- —
- User interaction
- —
- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
- —
- Fix status
- Partial Red Hat: 3 without a fix
No CVSS vector from any source. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Do not leak siblings[] on proto context error After a successful BALANCE/PARALLEL_SUBMIT extension on context creation, error during processing of next user extension leaks the siblings[] array. Fix that. Discovered using AI-assisted static analysis confirmed by Intel Product Security. (cherry picked from commit aa65e0a4b51b3b54b53e4142aaa2d997aa1061ff)
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.15.216, 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 Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Not affected: 5 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux for NVIDIA 26
- Red Hat OpenShift Container Platform 4
- Red Hat OpenShift Container Platform 5
Timeline
- 2026-10-02 Threatist record created from CVE-2026-68244
- 2026-10-03 Alias added: GHSA-rpxf-qf6x-f282
- 2026-10-30 Affected versions changed · Red Hat
- 2026-11-06 CISA SSVC decision points changed
References
Other 7
- https://git.kernel.org/stable/c/60b7d701ffae0c3a69e838f984cc80d8ca929f5d
- https://git.kernel.org/stable/c/e600672f11a1d9215f5432ca58f0b9823917a292
- https://git.kernel.org/stable/c/f014702fbd48d06a3d7a06e4bb4075d406376cf0
- https://git.kernel.org/stable/c/8431a4d7ff95c7f9c6fb1dbbbc9cdadf29d4f6d5
- https://git.kernel.org/stable/c/37951ce1567ccf8c86c7a1b8fb7d55a32c821b87
- https://git.kernel.org/stable/c/6cdbef8f60f313684e641628d64aa85960080d3f
- https://git.kernel.org/stable/c/eed3de2acf6aa5154d49098b026710b646db67ee
More Linux vulnerabilities
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- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2021-02452 Incorrect authorization in Ubuntu linux kernel KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
Sources
- CVE-2026-68244 · CVE Program
- CVE-2026-68244 · NVD
- FIRST EPSS
- GHSA-rpxf-qf6x-f282 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-68244 · 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