CVE-2013-0242

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    CVE-2013-0242

    Published: 8 Feb 2013Last Modified: 10 Apr 2026

    Summary:

    Details: Buffer overflow in the extend_buffers function in the regular expression matcher (posix/regexec.c) in glibc, possibly 2.17 and earlier, allows context-dependent attackers to cause a denial of service (memory corruption and crash) via crafted multibyte characters.

    References: http://rhn.redhat.com/errata/RHSA-2013-0769.html, http://rhn.redhat.com/errata/RHSA-2013-1605.html, http://secunia.com/advisories/51951, http://secunia.com/advisories/55113, http://www.mandriva.com/security/advisories?name=MDVSA-2013:163, http://www.ubuntu.com/usn/USN-1991-1, http://www.vmware.com/security/advisories/VMSA-2014-0008.html, https://security.gentoo.org/glsa/201503-04, http://sourceware.org/bugzilla/show_bug.cgi?id=15078, http://osvdb.org/89747, http://sourceware.org/ml/libc-alpha/2013-01/msg00967.html, http://www.openwall.com/lists/oss-security/2013/01/30/5, http://www.securityfocus.com/bid/57638, http://www.securitytracker.com/id/1028063, https://exchange.xforce.ibmcloud.com/vulnerabilities/81707

    Affected packages

    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-2013-0242 | CVE-DB