5.9
Medium
CVE-2026-59847 A flaw was found in libssh
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat Hardened Images 0.12 | earliest → < 0.12.1-4.hum1 | 0.12.1-4.hum1 |
References
- RHSA-2026:42922 access.redhat.com
- RHSA-2026:55855 access.redhat.com
- RHSA-2026:62217 access.redhat.com
- RHSA-2026:62218 access.redhat.com
- access.redhat.com access.redhat.com
- RHBZ#2498180 bugzilla.redhat.com
Timeline
- Published
- Last modified
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