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    CVE-2015-8668

    Heap-based buffer overflow in the PackBitsPreEncode function in tif_packbits.c in bmp2tiff in libtiff 4.0.6 and earlier allows remote attackers to execute arbitrary code or cause a denial of service via a large width field in a BMP image.

    Published:Dec 28, 2015
    Last Modified:Apr 12, 2025
    EPS:Jan 8, 2016
    EPSS Score:0.07397
    CVSS Score:9.8

    Affected Products

    Vendor
    Libtiff
    Product
    Libtiff
    Vendor
    Oracle
    Product
    Linux
    Vendor
    Oracle
    Product
    Vm Server
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation

    Exploits

    http://packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.htmlhttp://packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.html

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    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://packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.html
    http://rhn.redhat.com/errata/RHSA-2016-1546.html
    http://rhn.redhat.com/errata/RHSA-2016-1547.html
    http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
    http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
    http://www.securityfocus.com/archive/1/537208/100/0/threaded
    https://security.gentoo.org/glsa/201701-16
    http://packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.html
    http://rhn.redhat.com/errata/RHSA-2016-1546.html
    http://rhn.redhat.com/errata/RHSA-2016-1547.html
    http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
    http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
    http://www.securityfocus.com/archive/1/537208/100/0/threaded
    https://security.gentoo.org/glsa/201701-16

    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