CVE-2026-97427
Unknown
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: bound pp_dpm_set_pp_table() memcpy The powerplay path allocates hardcode_pp_table once with kmemdup(..., soft_pp_table_size). memcpy(..., size) used the sysfs store count (up to PAGE_SIZE) with no upper bound, causing heap overflow. Reject writes where size exceeds soft_pp_table_size.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedSep 24, 2026
First seenSep 24, 2026
How to fix
Update
- Linux Linuxabe61d067b48b947bedc9bae3725cb8f48dc8c0a, 9b5cb2e4eb297fe52be26fd895fc5ea28fc22bf9, 43d2ab8408f9f468b232350c74160ae21e763020, 3334985f8b4c7c637a829744c81518ad9a671bcb, f193e71fa9fab2e68ef85201b106e8f580d3a25b or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | b9c1a77e8cd73aa42c2736b6b0ffddda6230af1a ≤ v < abe61d067b48b947bedc9bae3725cb8f48dc8c0a, b9c1a77e8cd73aa42c2736b6b0ffddda6230af1a ≤ v < 9b5cb2e4eb297fe52be26fd895fc5ea28fc22bf9, b9c1a77e8cd73aa42c2736b6b0ffddda6230af1a ≤ v < 43d2ab8408f9f468b232350c74160ae21e763020, b9c1a77e8cd73aa42c2736b6b0ffddda6230af1a ≤ v < 3334985f8b4c7c637a829744c81518ad9a671bcb, b9c1a77e8cd73aa42c2736b6b0ffddda6230af1a ≤ v < f193e71fa9fab2e68ef85201b106e8f580d3a25b, 4.6 | abe61d067b48b947bedc9bae3725cb8f48dc8c0a, 9b5cb2e4eb297fe52be26fd895fc5ea28fc22bf9, 43d2ab8408f9f468b232350c74160ae21e763020, 3334985f8b4c7c637a829744c81518ad9a671bcb, f193e71fa9fab2e68ef85201b106e8f580d3a25b |
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