What’s Vulnerable › Vulnerabilities

CVE-2026-31784: drm/xe/pxp: Clear restart flag in pxp_start after jumping back

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-01 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pxp: Clear restart flag in pxp_start after jumping back If we don't clear the flag we'll keep jumping back at the beginning of the function once we reach the end. (cherry picked from commit 0850ec7bb2459602351639dccf7a68a03c9d1ee0)

Affected products

• Linux kernel: from 6.17 before 6.18.22; from 6.19 before 6.19.12; 7.0-rc1, 7.0-rc2, 7.0-rc3, 7.0-rc4, 7.0-rc5, 7.0-rc6 — fixed in 6.18.22, 6.19.12

How to fix

Upgrade to a fixed version: Linux kernel 6.18.22, 6.19.12. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/400ee45f80480c05c3fa673967f25faab8323753
• https://git.kernel.org/stable/c/76903b2057c8677c2c006e87fede15f496555dc0
• https://git.kernel.org/stable/c/9e962e68a9d26135af67c423767c0983d9ad94c3

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