CVE-2017-9227

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    CVE-2017-9227

    Published: 24 May 2017Last Modified: 7 Aug 2026

    Summary:

    Details: 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 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.

    References: http://www.securityfocus.com/bid/100538, https://access.redhat.com/errata/RHSA-2018:1296, https://github.com/kkos/oniguruma/commit/9690d3ab1f9bcd2db8cbe1fe3ee4a5da606b8814, https://github.com/kkos/oniguruma/issues/58

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- c4ce370f5754b34321c7f87cdc6f198864221eca
    Fixed -None

    Affected versions

    6.2.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2017-9227 | CVE-DB