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OpenAdvisories
Medium ALSA-2023:6365 2 CVEs

Moderate: mod_auth_openidc security and bug fix update

Published Nov 7, 2023 · Updated Oct 29, 2026

Summary

The mod_auth_openidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Connect Relying Party and/or OAuth 2.0 Resource Server.

Security Fix(es):

* mod_auth_openidc: Open Redirect in oidc_validate_redirect_url() using tab character (CVE-2022-23527)
* mod_auth_openidc: NULL pointer dereference when OIDCStripCookies is set and a crafted Cookie header is supplied (CVE-2023-28625)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Fixed packages 1

ReleasePackageFixed in
AlmaLinux · 9 mod_auth_openidc 2.4.9.4-4.el9

Vulnerabilities 2

References

  • report
    https://access.redhat.com/security/cve/CVE-2022-23527
  • report
    https://access.redhat.com/security/cve/CVE-2023-28625
  • report
    https://bugzilla.redhat.com/2153655
  • report
    https://bugzilla.redhat.com/2184118
  • advisory
    https://errata.almalinux.org/9/ALSA-2023-6365.html