CVE-2017-9229

NameCVE-2017-9229
DescriptionAn issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A SIGSEGV occurs in left_adjust_char_head() during regular expression compilation. Invalid handling of reg->dmax in forward_search_range() could result in an invalid pointer dereference, normally as an immediate denial-of-service condition.
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)
ReferencesDLA-958-1
NVD severitymedium
Debian Bugs863318

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libonig (PTS)stretch6.1.3-2fixed
buster6.9.1-1fixed
bullseye, sid6.9.5-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libonigsourcewheezy5.9.1-1+deb7u1DLA-958-1
libonigsourcejessie5.9.5-3.2+deb8u1
libonigsource(unstable)6.1.3-2863318

Notes

https://github.com/kkos/oniguruma/issues/59
https://github.com/kkos/oniguruma/commit/b690371bbf97794b4a1d3f295d4fb9a8b05d402d

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