CVE-2016-1950

NameCVE-2016-1950
DescriptionHeap-based buffer overflow in Mozilla Network Security Services (NSS) before 3.19.2.3 and 3.20.x and 3.21.x before 3.21.1, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to execute arbitrary code via crafted ASN.1 data in an X.509 certificate.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-480-1, DSA-3510-1, DSA-3520-1, DSA-3688-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid62.0.3-1fixed
firefox-esr (PTS)jessie52.8.1esr-1~deb8u1fixed
jessie (security)52.9.0esr-1~deb8u1fixed
stretch52.9.0esr-1~deb9u1fixed
stretch (security)60.2.2esr-1~deb9u1fixed
buster52.9.0esr-1fixed
sid60.2.2esr-1fixed
icedove (PTS)jessie1:52.3.0-4~deb8u2fixed
nss (PTS)jessie (security), jessie2:3.26-1+debu8u3fixed
stretch (security), stretch2:3.26.2-1.1+deb9u1fixed
buster, sid2:3.39-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)45.0-1medium
firefox-esrsource(unstable)45.0esr-1medium
icedovesource(unstable)38.7.0-1medium
icedovesourcejessie38.7.0-1~deb8u1mediumDSA-3520-1
icedovesourcewheezy38.7.0-1~deb7u1mediumDSA-3520-1
iceweaselsource(unstable)(unfixed)medium
iceweaselsourcejessie38.7.0esr-1~deb8u1mediumDSA-3510-1
iceweaselsourcewheezy38.7.0esr-1~deb7u1mediumDSA-3510-1
nsssource(unstable)2:3.23-1medium
nsssourcejessie2:3.26-1+debu8u1mediumDSA-3688-1
nsssourcewheezy2:3.14.5-1+deb7u6mediumDLA-480-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2016-35/
NSS fixed in 3.21.1

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