What’s Vulnerable › Vulnerabilities

CVE-2016-1979

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-03-13 · updated 2026-06-17

Description

Use-after-free vulnerability in the PK11_ImportDERPrivateKeyInfoAndReturnKey function in Mozilla Network Security Services (NSS) before 3.21.1, as used in Mozilla Firefox before 45.0, allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted key data with DER encoding.

Affected products

• Mozilla Firefox: through 44.0.2
• Mozilla Network Security Services: through 3.21

References

• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00027.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00050.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00068.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00093.html
• http://rhn.redhat.com/errata/RHSA-2016-0591.html
• http://rhn.redhat.com/errata/RHSA-2016-0684.html
• http://rhn.redhat.com/errata/RHSA-2016-0685.html
• http://www.debian.org/security/2016/dsa-3576
• http://www.debian.org/security/2016/dsa-3688
• http://www.mozilla.org/security/announce/2016/mfsa2016-36.html

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