| Package | Affected versions | Patched versions |
|---|---|---|
| yubico pam | ≥ 2.18, ≤ 2.25 |
In check_user_token in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the auth mapping file, which can lead to information disclosure (serial number of a device) and/or DoS (reaching the maximum number of file descriptors).
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