CVE-2017-9146

NameCVE-2017-9146
DescriptionThe TNEFFillMapi function in lib/ytnef.c in libytnef in ytnef through 1.9.2 does not ensure a nonzero count value before a certain memory allocation, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted tnef file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs862707

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libytnef (PTS)jessie, jessie (lts)1.5-6+deb8u1vulnerable
stretch1.9.2-2vulnerable
buster1.9.3-1fixed
bullseye1.9.3-3fixed
bookworm2.0-1fixed
sid, trixie2.1.2-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libytnefsource(unstable)1.9.3-1862707

Notes

[stretch] - libytnef <no-dsa> (Minor issue, can be fixed via a point update)
[jessie] - libytnef <no-dsa> (Minor issue, can be fixed via a point update)
[wheezy] - libytnef <no-dsa> (Minor issue)
https://github.com/Yeraze/ytnef/issues/47
https://github.com/Yeraze/ytnef/commit/c576639e7e6bd9c7de0a288b9f94590d34ac9215

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