CVE-2017-9229

An 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.

Score

CVSS 3.1 7.5 High

Status

Modified - cve@mitre.org

Published

2017-05-24

Last modified

2024-08-05

Weaknesses

CWE-476

Affected products

• Oniguruma (Oniguruma Project)
• Php (Php)
• Ruby (Ruby-lang)

References

• https://access.redhat.com/errata/RHSA-2018:1296
• https://github.com/kkos/oniguruma/commit/b690371bbf97794b4a1d3f295d4fb9a8b05d402d
• https://github.com/kkos/oniguruma/issues/59