libssh2: Multiple Vulnerabilities — GLSA 202608-17

Multiple vulnerabilities have been found in libssh2, the worst of which could result in remote code execution.

Affected packages

net-libs/libssh2 on all architectures
Affected versions < 1.11.1-r2
Unaffected versions >= 1.11.1-r2

Background

libssh2 is a library implementing the SSH2 protocol.

Description

Multiple vulnerabilities have been discovered in libssh2. Please review the CVE identifiers referenced below for details.

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All libssh2 users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=net-libs/libssh2-1.11.1-r2"
 

References

Release date
August 20, 2026

Latest revision
August 20, 2026: 1

Severity
high

Exploitable
remote

Bugzilla entries