ELA-1394-1 opensaml2 security update

parameter smuggling

2025-04-15
Packageopensaml2
Version2.5.3-2+deb8u3 (jessie), 2.6.0-4+deb9u2 (stretch)
Related CVEs CVE-2025-31335


Alexander Tan discovered that the OpenSAML C++ library was susceptible to forging of signed SAML messages. For additional details please refer to the upstream advisory at https://shibboleth.net/community/advisories/secadv_20250313.txt

For Debian 10 (buster), see separate ELA-1393-1 for opensaml.



For Debian 8 jessie, these problems have been fixed in version 2.5.3-2+deb8u3.

For Debian 9 stretch, these problems have been fixed in version 2.6.0-4+deb9u2.

We recommend that you upgrade your opensaml2 packages.

Further information about Extended LTS security advisories can be found in the dedicated section of our website.