Vulnerability in Red Hat Enterprise Linux 10
CVE-2026-59847
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.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
Frequently asked questions
- What is CVE-2026-59847?
- CVE-2026-59847 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under CWE-1310. CVSS score: 5.9/10. Published 2026-07-21.
- How severe is CVE-2026-59847?
- Medium severity. CVSS v3 base score is 5.9 out of 10.