What’s Vulnerable › Vulnerabilities

CVE-2026-53376: drm/amdkfd: Add upper bound check for num_of_nodes

• Severity: medium (CVSS 5.5 v3.1)
• 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: 2026-07-19 · updated 2026-10-30

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Add upper bound check for num_of_nodes drm/amdkfd: Add upper bound check for num_of_nodes in kfd_ioctl_get_process_apertures_new. (cherry picked from commit 98ff46a5ea090c14d2cdb4f5b993b05d74f3949f)

Affected products

• Linux kernel: from 4.17 before 6.6.140; from 6.7 before 6.12.90; from 6.13 before 6.18.32; from 6.19 before 7.0.9 — fixed in 6.6.140, 6.12.90, 6.18.32, 7.0.9
• Linux: 4.17 — fixed in 7.1

How to fix

Upgrade to a fixed version: Linux kernel 6.6.140, 6.12.90, 6.18.32, 7.0.9; Linux 7.1. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/44d5a450c04d3d734c13a03561c3131020d66edf
• https://git.kernel.org/stable/c/4a8093c7def141cc6e854fbe3f9693867982418f
• https://git.kernel.org/stable/c/6ba6ec5fcbb0d03ca11ed1cc38d57a7deb6c6b20
• https://git.kernel.org/stable/c/74b73fa56a395d46745e4f245225963e9f8be7f1
• https://git.kernel.org/stable/c/7b80137eb8aa9d1cbfe7ccf3eeb1faa94ae35d7e
• https://git.kernel.org/stable/c/f0f19e614cdd7d9cff2fb280cf923c99256d7915

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