MEDIUMUnknown

kernel: s390/pkey: Check length in PKEY_VERIFYPROTK ioctl

kernel: s390/pkey: Check length in PKEY_VERIFYPROTK ioctl

CVE-2026-64559Published 1 week agoUpdated 1 week agoSource: Red Hat

Affected packages

No package-level mapping for this advisory.

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
0.12%
EPSS percentile
2.1%

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 2%.

kernel: s390/pkey: Check length in PKEY_VERIFYPROTK ioctl | HackTribune