Medium6.5Red Hat & Ubuntu Linux
Denial of Service via zero-length input in ssh_get_hexa()
CVE-2026-0966 Published Feb 10, 2026
CVE-2026-0966
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Denial of Service via zero-length input in ssh_get_hexa(). Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-124. Affected package(s): libssh, libssh-main. Resolved in Red Hat advisory RHSA-2026:18160 — update the affected packages (`sudo dnf update`).
Affected versions
- libssh-0:0.12.0-2.el10
- libssh-main-0.12.0-1.1.hum1
- libssh-0:0.10.4-18.el9
Official advisory · high-confidence parse· fetched 4 hours ago·verify at source
Fixed versions
- RHSA-2026:18160
Official advisory · high-confidence parse· fetched 4 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:18160 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 4 hours ago·verify at source
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