Read the docs
Red Hat Security Advisory

RHSA-2026:46535

Red Hat Hardened Images RPMs Security Update

Released 2026-07-27 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Fixes 1 record

Priority HIGH 69

libssh2 through 1.11.1 grows its publickey list with SSH2_REALLOC but does not zero-initialize new entries before parsing populates them, so a parse failure reaching the cleanup path leaves libssh2_publickey_list_free op…

CVSS 4.0HIGH 8.3 Network No auth No interaction EPSS 0.00277 Published 2026-06-28 Partial fix CWE-908