Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-90093.json
JSON Data
https://api.osv.dev/v1/vulns/AZL-90093
Upstream
Published
2026-06-14T18:17:20Z
Modified
2026-08-31T05:26:27Z
Summary
CVE-2026-54411 affecting package pam for versions less than 1.5.3-5
Details

Linux-PAM through 1.7.2 contains an observable timing discrepancy (CWE-208) in the pamuserdb module's plaintext-password comparison path in modules/pamuserdb/pam_userdb.c that allows a local or network-adjacent attacker able to repeatedly drive authentication through a calling service to recover the plaintext password of a target account by measuring response-timing differences.

References

Affected packages

Azure Linux:3 / pam

Package

Name
pam
Purl
pkg:rpm/azure-linux/pam

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.5.3-5

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-90093.json"