CVE-2026-68268
CVE-2026-68268: 1 tracked advisory record across Red Hat. Compare vendor sources.
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Red Hat
1 advisory- Advisory severityMedium5.5
Medium [CVE-2026-68268] Return error on non-migratable faults requiring devmem
CVE-2026-68268Source published Source updated
In the Linux kernel, the following vulnerability has been resolved: drm/xe: Return error on non-migratable faults requiring devmem Non-migratable faults that require devmem incorrectly jump to the 'out' label, which squashes the error code intended to be returned to the upper layers. Fix this by returning -EACCES instead. (cherry picked from commit c4508edb2c723de93717272488ea65b165637eac) Non-migratable faults requiring device memory (devmem) incorrectly suppress error codes, preventing them from being returned to higher layers of the system. This improper error handling could lead to unexpected system behavior or resource issues, potentially resulting in a denial of service. Error codes were squashed by jumping to a shared out label, masking -EACCES from upper layers. Systems without…
- Affected products in this advisory
- Red Hat Enterprise Linux 10
- 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
- No mitigation guidance extracted; consult the source.
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