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SUSE: 2018:3290-1 Moderate: pam_pkcs11 Authentication Replay Risk

suse
Calendar Grey October 22, 2018
Dist Suse Esm H88
SUSE has released a vital security patch for pam_pkcs11, targeting urgent vulnerabilities related to authentication replay attacks and buffer overflow risks.
An update that contains security fixes can now be installed

Summary

This update for pam_pkcs11 fixes the following security issues: - It was possible to replay an authentication by using a specially prepared smartcard or token (bsc#1105012) - Prevent buffer overflow if a user has a home directory with a length of more than 512 bytes (bsc#1105012) - Memory not cleaned properly before free() (bsc#1105012) This non-security issue was fixed: - Fix segfault and fetch problems when checking CRLs Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for Basesystem 15: zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-2374=1 Package List:

Topics%20covered

Topics Covered

security advisory moderate buffer overflow memory management SUSE pam_pkcs11 authentication replay

References

#1105012

Affected Products:

SUSE Linux Enterprise Module for Basesystem 15

https://bugzilla.suse.com/1105012

Announcement ID: SUSE-SU-2018:3290-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate buffer overflow memory management SUSE pam_pkcs11 authentication replay

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