CVE-2022-50781
Unknown
Description
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.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedDec 24, 2025
First seenDec 24, 2025
How to fix
Update
- Linux Linux4d3dc0de9c46d9f73be6bac026e40b893e37ea21, 85273b4a7076ed5328c8ace02234e4e7e10972d5, f289a38df0da4cfe4b50d04b1b9c3bc646fecd57, a03625ad11b50429930f4c491d6c97e70f2ba89a, 8084bd0a64e278314b733993f388d83a86aa1183, d27252b5706e51188aed7647126e44dcf9e940c1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | d5bf26539494d16dfabbbea0854a47d202ea15c0 ≤ v < 4d3dc0de9c46d9f73be6bac026e40b893e37ea21, d5bf26539494d16dfabbbea0854a47d202ea15c0 ≤ v < 85273b4a7076ed5328c8ace02234e4e7e10972d5, d5bf26539494d16dfabbbea0854a47d202ea15c0 ≤ v < f289a38df0da4cfe4b50d04b1b9c3bc646fecd57, d5bf26539494d16dfabbbea0854a47d202ea15c0 ≤ v < a03625ad11b50429930f4c491d6c97e70f2ba89a, d5bf26539494d16dfabbbea0854a47d202ea15c0 ≤ v < 8084bd0a64e278314b733993f388d83a86aa1183, d5bf26539494d16dfabbbea0854a47d202ea15c0 ≤ v < d27252b5706e51188aed7647126e44dcf9e940c1, 4.20 | 4d3dc0de9c46d9f73be6bac026e40b893e37ea21, 85273b4a7076ed5328c8ace02234e4e7e10972d5, f289a38df0da4cfe4b50d04b1b9c3bc646fecd57, a03625ad11b50429930f4c491d6c97e70f2ba89a, 8084bd0a64e278314b733993f388d83a86aa1183, d27252b5706e51188aed7647126e44dcf9e940c1 |
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