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Marcus Rückert and Matthias Gerstner discovered that PAM-PKCS#11 did not
properly handle certain return codes when authentication was not possible.
An attacker could possibly use this issue to bypass authentication. This
issue only affected Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2025-24531)

It was discovered that PAM-PKCS#11 did not require a private key signature
for authentication by default. An attacker could possibly use this issue
to bypass authentication. (CVE-2025-24032)

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