Description
Mozilla Network Security Services (NSS) before 3.15.2 does not ensure that data structures are initialized before read operations, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors that trigger a decryption failure.
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 14 | nss | 2:3.15.2-1 | — |
| Debian 13 | nss | 2:3.15.2-1 | — |
| Debian 12 | nss | 2:3.15.2-1 | — |
| Debian 7 | nss | 2:3.14.4-1 | DSA-2790-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | nspr +1 | 4.10.2-1.el6_5 | RHSA-2013:1829 |
| RHEL 6 | nss +4 | 3.15.3-2.el6_5 | RHSA-2013:1829 |
| RHEL 6 | nss-util +1 | 3.15.3-1.el6_5 | RHSA-2013:1829 |
| RHEL 5 | nspr +1 | 4.10.2-2.el5_10 | RHSA-2013:1791 |
| RHEL 5 | nss +3 | 3.15.3-3.el5_10 | RHSA-2013:1791 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | mozilla-nss | 3.26.2-1.1 | openSUSE-SU-2024:10451-1 |
Advisories 4
- RHSA-2013:1829 Red Hat Security Advisory: nss, nspr, and nss-util security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2013:1791 Red Hat Security Advisory: nss and nspr security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- DSA-2790-1 nss - uninitialized memory read Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10451-1 libfreebl3-3.26.2-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1012656
- http://www.vmware.com/security/advisories/VMSA-2014-0012.html
- https://developer.mozilla.org/en-US/docs/NSS/NSS_3.15.2_release_notes
- DSA-2790 vendor-advisory
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
- 20141205 NEW: VMSA-2014-0012 - VMware vSphere product updates address security vulnerabilities mailing-list
- http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=894370
- GLSA-201406-19 vendor-advisory
- USN-2030-1 vendor-advisory
- http://www.mozilla.org/security/announce/2013/mfsa2013-93.html
- oval:org.mitre.oval:def:19254 vdb-entry signature
- RHSA-2013:1791 vendor-advisory
- http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
- SUSE-SU-2013:1678 vendor-advisory
- 20141205 NEW: VMSA-2014-0012 - VMware vSphere product updates address security vulnerabilities mailing-list
- http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
- openSUSE-SU-2013:1539 vendor-advisory
- 62966 vdb-entry
- RHSA-2013:1829 vendor-advisory
- openSUSE-SU-2013:1542 vendor-advisory