Description
The Free Software Foundation (FSF) Berkeley DB NSS module (aka libnss-db) 2.2.3pre1 reads the DB_CONFIG file in the current working directory, which allows local users to obtain sensitive information via a symlink attack involving a setgid or setuid application that uses this module.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 13 | libnss-db | 2.2.3pre1-3.2 | — |
| Debian 12 | libnss-db | 2.2.3pre1-3.2 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | nss_db | 2.2-35.4.el5_5 | RHSA-2010:0347 |
Advisories 1
- RHSA-2010:0347 Red Hat Security Advisory: nss_db security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
References
- ADV-2010-0903 vdb-entry
- https://bugs.launchpad.net/ubuntu/+source/libnss-db/+bug/531976
- oval:org.mitre.oval:def:6681 vdb-entry signature
- oval:org.mitre.oval:def:10727 vdb-entry signature
- MDVSA-2010:077 vendor-advisory
- 39165 third-party-advisory
- USN-922-1 vendor-advisory
- ADV-2010-0841 vdb-entry
- FEDORA-2010-6203 vendor-advisory
- ADV-2010-0776 vdb-entry
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- 39132 vdb-entry