CVE-2026-80571
powerpc/pseries: papr-phy-attest - validate cmd.length, plug mem leak
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: papr-phy-attest - validate cmd.length, plug mem leak In papr_phy_attest_create_handle(), the params->cmd.length is not validated before use, which can result in a buffer overlow. Check it and return -EINVAL if it is either 0 or exceeds sizeof(params->cmd). Also, params is freed on the success path but not error. Free it on errors after memory allocation. And free it on negative fd.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 26, 2026 |
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Affected Versions
Linux / Linux
86900ab620a42396a749b506d4a187820fc3fabe < 828a8d1a9107aec6353d896882df8383accf7e80 86900ab620a42396a749b506d4a187820fc3fabe < ed98ce338f9a65c90cb930b088f1eb36de7181af 86900ab620a42396a749b506d4a187820fc3fabe < 5b17f3f34391372faf03e79d947e0c50ab6dd258
Linux / Linux
6.16