What’s Vulnerable › Vulnerabilities

CVE-2026-98784: drm/amdgpu/gfx6: fix firmware leak on teardown

• 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: 2026-10-18 · updated 2026-10-30

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx6: fix firmware leak on teardown The firmware requested in gfx_v6_0_init_microcode() is not released when the GFX block is torn down, leaking the firmware resources. Add gfx_v6_0_free_microcode() and call it from gfx_v6_0_sw_fini() to release the PFP, ME, CE and RLC firmware. (cherry picked from commit 386e81346f95ab0be5a82c5535de932e7a456924)

Affected products

• Linux: 4.9 — fixed in 7.3

How to fix

Upgrade to a fixed version: Linux 7.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/18b7d69dabb61551d3a45be6300b0e6e6b04d02c
• https://git.kernel.org/stable/c/2aee72150b0ea92804f0f2799efb129f10e46e8d
• https://git.kernel.org/stable/c/3a86ebf6aa8b0a845e6188daaa6f530fe67ff00e
• https://git.kernel.org/stable/c/4b70c6b34912ca0b4066f56fd627d785dfbfe1fa
• https://git.kernel.org/stable/c/59bdbbb70be95100aab3a3a3f4017861c0bbef8c
• https://git.kernel.org/stable/c/652f631e2e3a8d3b11ad72dd0b8e59b5183de0d9
• https://git.kernel.org/stable/c/bf3a59afc6e57957eb66ab3a86e24e2ad8b8e8d8
• https://git.kernel.org/stable/c/cc172e177795c5f87bc2d71768d077e1c10633e8

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