CVE-2017-7782

NameCVE-2017-7782
DescriptionAn error in the "WindowsDllDetourPatcher" where a RWX ("Read/Write/Execute") 4k block is allocated but never protected, violating DEP protections. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
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 (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid64.0-1fixed
firefox-esr (PTS)jessie52.8.1esr-1~deb8u1fixed
jessie (security)60.4.0esr-1~deb8u1fixed
stretch60.3.0esr-1~deb9u1fixed
stretch (security)60.4.0esr-1~deb9u1fixed
buster, sid60.4.0esr-1fixed
icedove (PTS)jessie1:52.3.0-4~deb8u2fixed

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

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

Notes

- firefox <not-affected> (Windows-specific)
- firefox-esr <not-affected> (Windows-specific)
- icedove <not-affected> (Windows-specific)

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