PYSEC-2012-11

    Dashboard / Vulnerabilities / PYSEC-2012-11

    PYSEC-2012-11

    Published: 26 Aug 2012Last Modified: 10 Jun 2026

    Summary:

    Details: Buffer overflow in the fribidi_utf8_to_unicode function in PyFriBidi before 0.11.0 allows remote attackers to cause a denial of service (application crash) via a 4-byte utf-8 sequence.

    References: https://bugzilla.wikimedia.org/show_bug.cgi?id=35055, http://www.securityfocus.com/bid/52451, http://www.openwall.com/lists/oss-security/2012/03/14/4, http://www.openwall.com/lists/oss-security/2012/03/14/9, http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075293.html, http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/aacd036037217998/8d095f85f3665bff?lnk=raot, http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=663189, https://bugzilla.redhat.com/show_bug.cgi?id=801896, http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076053.html, http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076038.html, https://github.com/pediapress/pyfribidi/commit/d2860c655357975e7b32d84e6b45e98f0dcecd7a, https://github.com/pediapress/pyfribidi/issues/2%29:, https://exchange.xforce.ibmcloud.com/vulnerabilities/74001, https://github.com/advisories/GHSA-6476-g47x-h3c7

    Affected packages

    Package

    Name: pyfribidi

    Purl: pkg:pypi/pyfribidi

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -d2860c655357975e7b32d84e6b45e98f0dcecd7a

    Affected versions

    0.10.0
    0.10.1

    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