Home / mailings [SECURITY] [DSA 6365-1] libssh2 security update
Posted on 25 June 2026
Debian Security Advisory- -------------------------------------------------------------------------
Debian Security Advisory DSA-6365-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
June 25, 2026 https://www.debian.org/security/faq
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Package : libssh2
CVE ID : CVE-2025-15661 CVE-2026-7598 CVE-2026-55199 CVE-2026-55200
Multiple security vulnerabilities were discovered in libssh2, a
client-side C library implementing the SSH2 protocol which could result
in memory disclosure, denial of service or potentially the execution of
arbitrary code.
For the stable distribution (trixie), these problems have been fixed in
version 1.11.1-1+deb13u1.
We recommend that you upgrade your libssh2 packages.
For the detailed security status of libssh2 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/libssh2
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
