What’s Vulnerable › Vulnerabilities

CVE-2023-53819: amdgpu: validate offset_in_bo of drm_amdgpu_gem_va

• Severity: high (CVSS 7.8 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: 2025-12-09 · updated 2026-08-04

Description

In the Linux kernel, the following vulnerability has been resolved: amdgpu: validate offset_in_bo of drm_amdgpu_gem_va This is motivated by OOB access in amdgpu_vm_update_range when offset_in_bo+map_size overflows. v2: keep the validations in amdgpu_vm_bo_map v3: add the validations to amdgpu_vm_bo_map/amdgpu_vm_bo_replace_map rather than to amdgpu_gem_va_ioctl

Affected products

• Linux kernel: 4.2 — fixed in 6.5

How to fix

Upgrade to a fixed version: Linux kernel 6.5. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/4300a47e4017c9febb60ffa7d39723eeaed00f2b
• https://git.kernel.org/stable/c/82aace80cfaab778245bd2f9e31b67953725e4d0
• https://git.kernel.org/stable/c/968e27fd037ec4732068820a9b9836eccc0e0a12
• https://git.kernel.org/stable/c/9f0bcf49e9895cb005d78b33a5eebfa11711b425
• https://git.kernel.org/stable/c/b10db1d2137415e5e7f9706d96cfe77539c499d4
• https://git.kernel.org/stable/c/bc6dbf34dc4fb639522f3e8e66ef05997c0441ee
• https://git.kernel.org/stable/c/d83c337e654d58d3edd15a2ae76e87dc601c07d9
• https://git.kernel.org/stable/c/f015aadc0d973047f49526a127e900c488d4e425

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