CVE-2017-9229
mediumpriority · track · 32EPSS 0.051 · 92 %ileDEEUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (13)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2023-2718PHP: Mehrere SchwachstellenDeutsch2017-07-09csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in PHP ausnutzen, um einen Denial of Service Angriff durchzuführen, Informationen offenzulegen, Dateien zu manipulieren und beliebigen Programmcode mit den Rechten des Dienstes ausführen zu können.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (9)
External citations — patches, advisories, analysis.
- https://access.redhat.com/errata/RHSA-2018:1296cnnvd
- https://github.com/kkos/oniguruma/commit/b690371bbf97794b4a1d3f295d4fb9a8b05d402dcnnvd
- https://github.com/kkos/oniguruma/issues/59cnnvd
- https://access.redhat.com/errata/RHSA-2018:1296enisa_euvd
- https://github.com/kkos/oniguruma/commit/b690371bbf97794b4a1d3f295d4fb9a8b05d402denisa_euvd
- https://github.com/kkos/oniguruma/issues/59enisa_euvd
- https://access.redhat.com/errata/RHSA-2018:1296Third Party Advisorynvd
- https://github.com/kkos/oniguruma/commit/b690371bbf97794b4a1d3f295d4fb9a8b05d402dPatchThird Party Advisorynvd
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