CVE-2016-5271

NameCVE-2016-5271
DescriptionThe PropertyProvider::GetSpacingInternal function in Mozilla Firefox before 49.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via text runs in conjunction with a "display: contents" Cascading Style Sheets (CSS) property.
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)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid79.0-1fixed
firefox-esr (PTS)stretch68.10.0esr-1~deb9u1fixed
stretch (security)68.11.0esr-1~deb9u1fixed
buster68.10.0esr-1~deb10u1fixed
buster (security)68.11.0esr-1~deb10u1fixed
bullseye, sid68.11.0esr-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)49.0-1
firefox-esrsource(unstable)(not affected)

Notes

- firefox-esr <not-affected> (Doesn't affect ESR)
https://www.mozilla.org/en-US/security/advisories/mfsa2016-86/
https://www.mozilla.org/en-US/security/advisories/mfsa2016-87/

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