# CVE-2022-50781: CVE-2022-50781

Status: published. Published: 2025-12-24. Updated: 2026-11-10.

In the Linux kernel, the following vulnerability has been resolved:

amdgpu/pm: prevent array underflow in vega20_odn_edit_dpm_table()

In the PP_OD_EDIT_VDDC_CURVE case the "input_index" variable is capped at
2 but not checked for negative values so it results in an out of bounds
read.  This value comes from the user via sysfs.

## Remediation

No remediation reported in collected sources

## Affected products and versions

Not reported in collected sources.

## Severity and prioritization

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: Not reported

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://git.kernel.org/stable/c/4d3dc0de9c46d9f73be6bac026e40b893e37ea21 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/8084bd0a64e278314b733993f388d83a86aa1183 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/85273b4a7076ed5328c8ace02234e4e7e10972d5 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/a03625ad11b50429930f4c491d6c97e70f2ba89a (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/d27252b5706e51188aed7647126e44dcf9e940c1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

- https://git.kernel.org/stable/c/f289a38df0da4cfe4b50d04b1b9c3bc646fecd57 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)

## Provenance

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-50781; retrieved 2026-11-10; source updated 2026-11-10

Revision: 4261c68ffaefe3e1b5d112b7b56d82a85f26fd52482d9e807c083d51c3d91257

Canonical: https://y2.dev/cve/CVE-2022-50781

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