CVE-2026-68248
CVE-2026-68248: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
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Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium5.5
Medium [CVE-2026-68248] Return NULL on error in active_instance
CVE-2026-68248Source published Source updated
In the Linux kernel, the following vulnerability has been resolved: drm/i915: Return NULL on error in active_instance Avoid returning &node->base when node is NULL due to OOM during GFP_ATOMIC allocation. Discovered using AI-assisted static analysis confirmed by Intel Product Security. (cherry picked from commit 6029bc064f0b1bac184203a50fbaaf070fa18832) This vulnerability occurs when the system experiences an Out-Of-Memory (OOM) condition during a specific memory allocation. An attacker could potentially trigger this condition, leading to an improper return value and causing a system crash, resulting in a Denial of Service (DoS). Returns address of NULL node container during GFP_ATOMIC allocation failure. Systems without Intel graphics are not affected. Red Hat severity: Moderate — CVSS…
- Affected products in this advisory
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat package: kernel-rt
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- To mitigate this issue, prevent the i915 module from loading. See https://access.redhat.com/solutions/41278 for instructions.
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