CVE-2017-7885

NameCVE-2017-7885
DescriptionArtifex jbig2dec 0.13 has a heap-based buffer over-read leading to denial of service (application crash) or disclosure of sensitive information from process memory, because of an integer overflow in the jbig2_decode_symbol_dict function in jbig2_symbol_dict.c in libjbig2dec.a during operation on a crafted .jb2 file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-942-1, DSA-3855-1
NVD severitymedium (attack range: remote)
Debian Bugs860460

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jbig2dec (PTS)wheezy0.11+20120125-1vulnerable
wheezy (security)0.13-4~deb7u2fixed
jessie (security), jessie0.13-4~deb8u2fixed
buster, stretch0.13-4.1fixed
sid0.13-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jbig2decsource(unstable)0.13-4.1medium860460
jbig2decsourcejessie0.13-4~deb8u2mediumDSA-3855-1
jbig2decsourcewheezy0.13-4~deb7u2mediumDLA-942-1

Notes

https://bugs.ghostscript.com/show_bug.cgi?id=697703
Fixed by: http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=b184e783702246e15

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