CVE-2009-4881

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    CVE-2009-4881

    Published: 1 Jun 2010Last Modified: 10 Apr 2026

    Summary:

    Details: Integer overflow in the __vstrfmon_l function in stdlib/strfmon_l.c in the strfmon implementation in the GNU C Library (aka glibc or libc6) before 2.10.1 allows context-dependent attackers to cause a denial of service (application crash) via a crafted format string, as demonstrated by the %99999999999999999999n string, a related issue to CVE-2008-1391.

    References: http://security.gentoo.org/glsa/glsa-201011-01.xml, http://www.debian.org/security/2010/dsa-2058, http://www.mandriva.com/security/advisories?name=MDVSA-2010:111, http://sources.redhat.com/bugzilla/show_bug.cgi?id=10600, http://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=153aa31b93be22e01b236375fb02a9f9b9a0195f, https://exchange.xforce.ibmcloud.com/vulnerabilities/59241

    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