CVE-2011-4089

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    CVE-2011-4089

    Published: 16 Apr 2014Last Modified: 10 Apr 2026

    Summary:

    Details: The bzexe command in bzip2 1.0.5 and earlier generates compressed executables that do not properly handle temporary files during extraction, which allows local users to execute arbitrary code by precreating a temporary directory.

    References: http://www.exploit-db.com/exploits/18147, http://www.ubuntu.com/usn/USN-1308-1, https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632862, http://seclists.org/fulldisclosure/2011/Oct/804, http://www.openwall.com/lists/oss-security/2011/10/28/16

    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-2011-4089 | CVE-DB