CVE-2017-5462

NameCVE-2017-5462
DescriptionA flaw in DRBG number generation within the Network Security Services (NSS) library where the internal state V does not correctly carry bits over. The NSS library has been updated to fix this issue to address this issue and Firefox ESR 52.1 has been updated with NSS version 3.28.4. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
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-906-1, DLA-946-1, DSA-3831-1, DSA-3872-1
NVD severitymedium (attack range: remote)
Debian Bugs862958

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid63.0.3-1fixed
firefox-esr (PTS)jessie52.8.1esr-1~deb8u1fixed
jessie (security)60.3.0esr-1~deb8u1fixed
stretch (security), stretch60.3.0esr-1~deb9u1fixed
buster60.3.0esr-1fixed
sid60.3.0esr-3fixed
nss (PTS)jessie (security), jessie2:3.26-1+debu8u3fixed
stretch (security), stretch2:3.26.2-1.1+deb9u1fixed
buster, sid2:3.40-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)52.0.1-1medium
firefox-esrsource(unstable)45.9.0esr-1medium
firefox-esrsourcejessie45.9.0esr-1~deb8u1mediumDSA-3831-1
firefox-esrsourcewheezy45.9.0esr-1~deb7u1mediumDLA-906-1
nsssource(unstable)2:3.26.2-1.1medium862958
nsssourceexperimental2:3.30-1medium
nsssourcejessie2:3.26-1+debu8u2mediumDSA-3872-1
nsssourcewheezy2:3.26-1+debu7u3mediumDLA-946-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2017-10/#CVE-2017-5462
https://hg.mozilla.org/projects/nss/rev/7248d38b76e5

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