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    CVE-2012-4447

    Heap-based buffer overflow in tif_pixarlog.c in LibTIFF before 4.0.3 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted TIFF image using the PixarLog Compression format.

    Published:Sep 22, 2012
    Last Modified:Apr 11, 2025
    EPS:Oct 28, 2012
    EPSS Score:0.01427
    CVSS Score:6.8

    Affected Products

    Vendor
    Libtiff
    Product
    Libtiff
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-52491 (CVSS 8.4) — An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via …
    CVE-2026-52490 (CVSS 9.8) — An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via …
    CVE-2026-52492 (CVSS 7.8) — An integer overflow in the libtiff rgb2ycbcr utility's cvtRaster() function when computing strip buffer sizes …
    CVE-2026-12912 (CVSS 7.3) — A flaw was found in libtiff. A remote attacker could exploit this vulnerability by providing a specially craft…
    CVE-2026-4775 (CVSS 7.8) — A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerabili…
    CVE-2025-61143 (CVSS 5.5) — libtiff up to v4.7.1 was discovered to contain a NULL pointer dereference via the component libtiff/tif_open.c…
    CVE-2025-61144 (CVSS 7.3) — libtiff up to v4.7.1 was discovered to contain a stack overflow via the readSeparateStripsIntoBuffer function.…
    CVE-2025-61145 (CVSS 5) — libtiff up to v4.7.1 was discovered to contain a double free via the component tools/tiffcrop.c.…
    CVE-2025-9165 (CVSS 1.1) — A flaw has been found in LibTIFF 4.7.0. This affects the function _TIFFmallocExt/_TIFFCheckRealloc/TIFFHashSet…
    CVE-2025-8961 (CVSS 1.9) — A weakness has been identified in LibTIFF 4.7.0. This affects the function main of the file tiffcrop.c of the …

    References

    http://lists.opensuse.org/opensuse-updates/2013-01/msg00076.html
    http://rhn.redhat.com/errata/RHSA-2012-1590.html
    http://secunia.com/advisories/49938
    http://secunia.com/advisories/51049
    http://www.debian.org/security/2012/dsa-2561
    http://www.openwall.com/lists/oss-security/2012/09/25/14
    http://www.openwall.com/lists/oss-security/2012/09/25/9
    http://www.remotesensing.org/libtiff/v4.0.3.html
    http://www.securityfocus.com/bid/55673
    http://www.ubuntu.com/usn/USN-1631-1
    https://bugzilla.redhat.com/show_bug.cgi?id=860198
    http://lists.opensuse.org/opensuse-updates/2013-01/msg00076.html
    http://rhn.redhat.com/errata/RHSA-2012-1590.html
    http://secunia.com/advisories/49938
    http://secunia.com/advisories/51049
    http://www.debian.org/security/2012/dsa-2561
    http://www.openwall.com/lists/oss-security/2012/09/25/14
    http://www.openwall.com/lists/oss-security/2012/09/25/9
    http://www.remotesensing.org/libtiff/v4.0.3.html
    http://www.securityfocus.com/bid/55673
    http://www.ubuntu.com/usn/USN-1631-1
    https://bugzilla.redhat.com/show_bug.cgi?id=860198

    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