CVE-2017-7745

NameCVE-2017-7745
DescriptionIn Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the SIGCOMP dissector could go into an infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-sigcomp.c by correcting a memory-size check.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wireshark (PTS)wheezy1.8.2-5wheezy18fixed
wheezy (security)1.12.1+g01b65bf-4+deb8u6~deb7u7fixed
jessie1.12.1+g01b65bf-4+deb8u10fixed
jessie (security)1.12.1+g01b65bf-4+deb8u11fixed
stretch, sid2.2.5+g440fd4d-2vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
wiresharksource(unstable)(unfixed)low
wiresharksourceexperimental2.2.6+g32dac6a-1high
wiresharksourcejessie(not affected)
wiresharksourcewheezy(not affected)

Notes

[jessie] - wireshark <not-affected> (Vulnerable code not present)
[wheezy] - wireshark <not-affected> (Vulnerable code not present)
https://www.wireshark.org/security/wnpa-sec-2017-20.html
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=acd8e1a9b17ad274bea1e01e10e4481508a1cbf0
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13578

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