CVE-2016-1966

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-03-13 · updated 2026-06-17

Description

The nsNPObjWrapper::GetNewOrUsed function in dom/plugins/base/nsJSNPRuntime.cpp in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7 allows remote attackers to execute arbitrary code or cause a denial of service (invalid pointer dereference and memory corruption) via a crafted NPAPI plugin.

Affected products

Mozilla Firefox: through 44.0.2; 38.0, 38.0.1, 38.0.5, 38.1.0, 38.1.1, 38.2.0 (+7)
Mozilla Thunderbird: through 38.6.0
Opensuse: 13.1
Oracle Corporation Oracle Linux: 5.0, 6, 7

References

http://hg.mozilla.org/releases/mozilla-release/rev/f0d2911a9a4e
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/msg00089.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00091.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00093.html
http://www.debian.org/security/2016/dsa-3510
http://www.debian.org/security/2016/dsa-3520
http://www.mozilla.org/security/announce/2016/mfsa2016-31.html

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