What’s Vulnerable › Vulnerabilities

CVE-2026-68268: drm/xe: Return error on non-migratable faults requiring devmem

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-10 · updated 2026-08-17

Description

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)

Affected products

• Linux kernel: 6.18 — fixed in 7.2

How to fix

Upgrade to a fixed version: Linux kernel 7.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/136fb61ba8571076dc5d49350a0e6d002d740b74
• https://git.kernel.org/stable/c/7445e1b85159baf40d56b9557f344f131f924dd0
• https://git.kernel.org/stable/c/90a8a938e0caecc9ee9dec3eb9eda92d66ba02a3

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