What’s Vulnerable › Vulnerabilities

CVE-2026-53347: drm/virtio: Fix driver removal with disabled KMS

• 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: 2026-07-01 · updated 2026-07-22
• Weakness: CWE-908

Description

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Fix driver removal with disabled KMS DRM atomic and modesetting aren't initialized if virtio-gpu driver built with disabled KMS, leading to access of uninitialized data on driver removal/unbinding and crashing kernel. Fix it by skipping shutting down atomic core with unavailable KMS.

Affected products

• Linux kernel: from 6.4 before 6.6.143; from 6.7 before 6.12.94; from 6.13 before 6.18.36; from 6.19 before 7.0.13; 7.1-rc1, 7.1-rc2, 7.1-rc3, 7.1-rc4, 7.1-rc5, 7.1-rc6 (+1) — fixed in 6.12.94, 6.18.36, 6.6.143, 7.0.13

How to fix

Upgrade to a fixed version: Linux kernel 6.12.94, 6.18.36, 6.6.143, 7.0.13. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/15e561869a8b4e4db69733be1d6f33770664f989
• https://git.kernel.org/stable/c/19a6a00ff50c284f3a9818882ad2be58b33b790a
• https://git.kernel.org/stable/c/38a5f891cda6d121c149c94cda89c31ec7024ee3
• https://git.kernel.org/stable/c/ed3e134700a2e07caa99b9bc0683ebbe0327c562
• https://git.kernel.org/stable/c/f329e8325e054bd6d84d10904f8dd51137281b92

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