High severity8.2NVD Advisory· Published Apr 4, 2018· Updated Jun 17, 2026
CVE-2018-9275
CVE-2018-9275
Description
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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Affected products
2- Range: >=2.18 <=2.25
Patches
Vulnerability mechanics
References
3- github.com/Yubico/yubico-pam/commit/0f6ceabab0a8849b47f67d727aa526c2656089banvdPatch
- bugzilla.opensuse.org/show_bug.cginvdIssue TrackingThird Party Advisory
- github.com/Yubico/yubico-pam/issues/136nvdIssue TrackingThird Party Advisory
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