CVE-2017-9227

NameCVE-2017-9227
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 stack out-of-bounds read occurs in mbc_enc_len() during regular expression searching. Invalid handling of reg->dmin in forward_search_range() could result in an invalid pointer dereference, as an out-of-bounds read from a stack buffer.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-958-1
Debian Bugs863315

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libonig (PTS)bullseye6.9.6-1.1fixed
bookworm6.9.8-1fixed
sid, trixie6.9.9-1fixed

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)6.1.3-2863315

Notes

https://github.com/kkos/oniguruma/commit/9690d3ab1f9bcd2db8cbe1fe3ee4a5da606b8814
https://github.com/kkos/oniguruma/issues/58

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