CVE-2017-8786

NameCVE-2017-8786
Descriptionpcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression.
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 severityhigh (attack range: remote)
Debian Bugs861873

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
pcre2 (PTS)stretch10.22-3vulnerable
buster, sid10.31-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
pcre2source(unstable)10.31-1unimportant861873

Notes

https://bugs.exim.org/show_bug.cgi?id=2079
https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/
https://vcs.pcre.org/pcre2/code/trunk/src/pcre2test.c?r1=692&r2=697

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