PT-2026-61939 · Red Hat · Red Hat Enterprise Linux 10+3

CVE-2026-59847 · Published 2026-07-21 · Updated 2026-07-21

NVD

CVSS v3.1

5.9

Medium

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

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.

Fix

Related Identifiers

CVE-2026-59847

Affected Products

Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 9

Red Hat Hardened Images

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-59847 · Security Note
• https://bugzilla.redhat.com/show_bug.cgi?id=2498180 · Note
• https://access.redhat.com/security/cve/CVE-2026-59847 · Note