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Ubuntu Security NoticesUSN-8093-2

USN-8093-2: libssh vulnerability

Severity not listed 0 CVEs Published Aug 19, 2026 at 8:15 AM UTC

Summary

USN-8093-1 fixed a vulnerability in libssh. This update provides the corresponsing fix for Ubuntu 26.04 LTS. Original advisory details: It was discovered that libssh incorrectly performed bounds checking when processing SFTP extensions. If a client application queried extension data out of bounds, it could cause the application to crash, resulting in a denial of service, or exhibit unintended behavior.

Products covered

A separate affected-products list was not included in the collected bulletin.

Remediation

USN-8093-1 fixed a vulnerability in libssh.

CVEs in this advisory 0

No CVE identifiers were listed in the collected bulletin.

Updates

  1. Published by Ubuntu

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.