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Affected Component
Analysis
libssh
Patched
Name
CVE-2026-59847
Description
A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection.
Published Date
Updated Date
Workaround
-
Advisories
https://access.redhat.com/errata/RHSA-2026:42922Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:55855Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:62217Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:62218Third Party Advisory
https://access.redhat.com/security/cve/CVE-2026-59847Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2498180Issue Tracking
Analysis#
Vulnerability Ratings#
5.9
CVSSv31
7.5
CVSSv31
NaN
other
Others affected components#
Resolved with patches#
libssh (yocto:scarthgap)
#
Title
Author
Resolve
1
CVE-2026-59847 libcrypto: Fix symmetric issue during encryption
Jakub Jelen <jjelen@redhat.com>
CVE-2026-59847
2
CVE-2026-59847 libcrypto: Fix tag verification of AES-GCM ciphers
Jakub Jelen <jjelen@redhat.com>
CVE-2026-59847