
Red Hat, Inc. Security Advisory
Package	PAM

Synopsis	New PAM packages available

Advisory ID	RHSA-1999:040-1

Issue Date	1999-10-13

Updated on

Keywords	pam security login NIS server

Cross references	N/A

1. Topic: Under some network configurations PAM (Pluggable Authentication Modules) will fail to lock access to disabled NIS accounts. 2. Problem description: The PAM packages shipped with Red Hat Linux 6.1/Intel may allow access to locked NIS accounts on certain network configurations. If you have a Red Hat Linux 6.1 workstation performing authentication against a NIS server then you are at risk. Red Hat recommends that you upgrade the PAM packages on all Red Hat Linux 6.1 workstations to the versions announced in this advisory. Previous versions of Red Hat Linux are not affected by this problem. 3. Bug IDs fixed:(https://bugzilla.redhat.com for more info) 4. Relevant releases/architectures: Red Hat Linux 6.1, for i386 5. Obsoleted by: None 6. Conflicts with: None 7. RPMs required: Intel: pam-0.68- 8.i386.rpm Source: pam-0.68- 8.src.rpm Architecture neutral: 8. Solution: For each RPM for your particular architecture, run: rpm -Uvh filename where filename is the name of the RPM. 9. Verification: MD5 sum Package Name ------------------------------------------------------------------------- 9fd42c57d02ac039093b6f94132eee0e SRPMS/pam-0.68-8.src.rpm e8d5b9edf5dc9998ee19d91b7620f2ad i386/pam-0.68-8.i386.rpm These packages are GPG signed by Red Hat Inc. for security. Our key is available at: You can verify each package with the following command: rpm --checksig filename If you only wish to verify that each package has not been corrupted or tampered with, examine only the md5sum with the following command: rpm --checksig --nogpg filename 10. References:

RH6.1: PAM (RHSA-1999:040-01)

Under some network configurations PAM (Pluggable Authentication Modules) will fail to lock access to disabled NIS accounts

Summary

The PAM packages shipped with Red Hat Linux 6.1/Intel may allow access to locked NIS accounts on certain network configurations. If you have a Red HatLinux 6.1 workstation performing authentication against a NIS server then you are at risk. Red Hat recommends that you upgrade the PAM packages on all Red Hat Linux 6.1 workstations to the versions announced in this advisory.

Previous versions of Red Hat Linux are not affected by this problem.

3. Bug IDs fixed:(https://bugzilla.redhat.com for more info)

Solution

For each RPM for your particular architecture, run:

rpm -Uvh filename

where filename is the name of the RPM.

9. Verification:


 MD5 sum                           Package Name

9fd42c57d02ac039093b6f94132eee0e  SRPMS/pam-0.68-8.src.rpm
e8d5b9edf5dc9998ee19d91b7620f2ad  i386/pam-0.68-8.i386.rpm

These packages are GPG signed by Red Hat Inc. for security. Our key is available at:

You can verify each package with the following command:

rpm --checksig filename

If you only wish to verify that each package has not been corrupted or
tampered with, examine only the md5sum with the following command:

rpm --checksig --nogpg filename