CVE-2012-2840

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    CVE-2012-2840

    Published: 13 Jul 2012Last Modified: 10 Apr 2026

    Summary:

    Details: Off-by-one error in the exif_convert_utf16_to_utf8 function in exif-entry.c in the EXIF Tag Parsing Library (aka libexif) before 0.6.21 allows remote attackers to cause a denial of service or possibly execute arbitrary code via crafted EXIF tags in an image.

    References: http://rhn.redhat.com/errata/RHSA-2012-1255.html, http://secunia.com/advisories/49988, http://www.debian.org/security/2012/dsa-2559, http://www.ubuntu.com/usn/USN-1513-1, http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00015.html, http://sourceforge.net/mailarchive/message.php?msg_id=29534027, http://www.securityfocus.com/bid/54437

    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