CVE-2026-93178
What it is
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm/powerplay: bounds-check voltage index in SMU7 lookup vddInd and vddcInd fields from VBIOS-parsed tables are used to index into voltage lookup tables without a bounds check. Return -EINVAL when any index is out of range.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Record status
- Received
Attack profile CVSS 3.1 · 7.1
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
References
- https://git.kernel.org/stable/c/1664327ce797e09e387dc10cbbaa5b8d76558d2c
- https://git.kernel.org/stable/c/3a8a05477cda6c8293e2b629495b42981dcaba32
- https://git.kernel.org/stable/c/6f08c001fa6e8212930d694540ae8d9d6d3fb58a
- https://git.kernel.org/stable/c/745297208d31222f916cc04da313cb737b997935
- https://git.kernel.org/stable/c/8a3db9f593b643904c6cc6d8a3f211c84ca6cf8a
- https://git.kernel.org/stable/c/ce0d8e72836c9d3710a160ad848b0f1d096075e3
- https://git.kernel.org/stable/c/d9ef085114d1e3c2c1f869c0bdb275a7b358ce8b
- https://git.kernel.org/stable/c/f925d317d84d401d642e537ea18ee12f67cb6983