CVE-2011-3170

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    CVE-2011-3170

    Published: 19 Aug 2011Last Modified: 10 Apr 2026

    Summary:

    Details: The gif_read_lzw function in filter/image-gif.c in CUPS 1.4.8 and earlier does not properly handle the first code word in an LZW stream, which allows remote attackers to trigger a heap-based buffer overflow, and possibly execute arbitrary code, via a crafted stream, a different vulnerability than CVE-2011-2896.

    References: http://secunia.com/advisories/45796, http://secunia.com/advisories/46024, http://security.gentoo.org/glsa/glsa-201207-10.xml, http://www.debian.org/security/2011/dsa-2354, http://www.mandriva.com/security/advisories?name=MDVSA-2011:146, http://www.mandriva.com/security/advisories?name=MDVSA-2011:147, http://www.ubuntu.com/usn/USN-1207-1, http://cups.org/str.php?L3914, https://bugzilla.redhat.com/show_bug.cgi?id=727800, http://www.securityfocus.com/bid/49323, http://www.securitytracker.com/id?1025980, https://exchange.xforce.ibmcloud.com/vulnerabilities/69380

    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