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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2936 libtiff security update 7 August 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: libtiff Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2018-18661 CVE-2018-18557 CVE-2018-17101 CVE-2018-17100 CVE-2018-12900 CVE-2018-10963 CVE-2018-10779 CVE-2018-8905 CVE-2018-7456 CVE-2016-3186 Reference: ESB-2018.3693 ESB-2018.2695 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:2053 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: libtiff security update Advisory ID: RHSA-2019:2053-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:2053 Issue date: 2019-08-06 CVE Names: CVE-2016-3186 CVE-2018-7456 CVE-2018-8905 CVE-2018-10779 CVE-2018-10963 CVE-2018-12900 CVE-2018-17100 CVE-2018-17101 CVE-2018-18557 CVE-2018-18661 ===================================================================== 1. Summary: An update for libtiff is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 3. Description: The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files. Security Fix(es): * libtiff: buffer overflow in gif2tiff (CVE-2016-3186) * libtiff: Heap-based buffer overflow in the cpSeparateBufToContigBuf function resulting in a denial of service or possibly code execution (CVE-2018-12900) * libtiff: Out-of-bounds write in tif_jbig.c (CVE-2018-18557) * libtiff: NULL pointer dereference in tif_print.c:TIFFPrintDirectory() causes a denial of service (CVE-2018-7456) * libtiff: heap-based buffer overflow in tif_lzw.c:LZWDecodeCompat() allows for denial of service (CVE-2018-8905) * libtiff: heap-based buffer over-read in TIFFWriteScanline function in tif_write.c (CVE-2018-10779) * libtiff: reachable assertion in TIFFWriteDirectorySec function in tif_dirwrite.c (CVE-2018-10963) * libtiff: Integer overflow in multiply_ms in tools/ppm2tiff.c (CVE-2018-17100) * libtiff: Two out-of-bounds writes in cpTags in tools/tiff2bw.c and tools/pal2rgb.c (CVE-2018-17101) * libtiff: tiff2bw tool failed memory allocation leads to crash (CVE-2018-18661) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 All running applications linked against libtiff must be restarted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1319503 - buffer overflow in gif2tiff 1319666 - CVE-2016-3186 libtiff: buffer overflow in gif2tiff 1556708 - CVE-2018-7456 libtiff: NULL pointer dereference in tif_print.c:TIFFPrintDirectory() causes a denial of service 1559704 - CVE-2018-8905 libtiff: heap-based buffer overflow in tif_lzw.c:LZWDecodeCompat() allows for denial of service 1577311 - CVE-2018-10779 libtiff: heap-based buffer over-read in TIFFWriteScanline function in tif_write.c 1579058 - CVE-2018-10963 libtiff: reachable assertion in TIFFWriteDirectorySec function in tif_dirwrite.c 1595575 - CVE-2018-12900 libtiff: Heap-based buffer overflow in the cpSeparateBufToContigBuf function resulting in a denial of service or possibly code execution 1631069 - CVE-2018-17100 libtiff: Integer overflow in multiply_ms in tools/ppm2tiff.c 1631078 - CVE-2018-17101 libtiff: Two out-of-bounds writes in cpTags in tools/tiff2bw.c and tools/pal2rgb.c 1644229 - CVE-2018-18557 libtiff: Out-of-bounds write in tif_jbig.c 1644448 - CVE-2018-18661 libtiff: tiff2bw tool failed memory allocation leads to crash 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: libtiff-4.0.3-32.el7.src.rpm x86_64: libtiff-4.0.3-32.el7.i686.rpm libtiff-4.0.3-32.el7.x86_64.rpm libtiff-debuginfo-4.0.3-32.el7.i686.rpm libtiff-debuginfo-4.0.3-32.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: libtiff-debuginfo-4.0.3-32.el7.i686.rpm libtiff-debuginfo-4.0.3-32.el7.x86_64.rpm libtiff-devel-4.0.3-32.el7.i686.rpm libtiff-devel-4.0.3-32.el7.x86_64.rpm libtiff-static-4.0.3-32.el7.i686.rpm libtiff-static-4.0.3-32.el7.x86_64.rpm libtiff-tools-4.0.3-32.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: libtiff-4.0.3-32.el7.src.rpm x86_64: libtiff-4.0.3-32.el7.i686.rpm libtiff-4.0.3-32.el7.x86_64.rpm libtiff-debuginfo-4.0.3-32.el7.i686.rpm libtiff-debuginfo-4.0.3-32.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: libtiff-debuginfo-4.0.3-32.el7.i686.rpm libtiff-debuginfo-4.0.3-32.el7.x86_64.rpm libtiff-devel-4.0.3-32.el7.i686.rpm libtiff-devel-4.0.3-32.el7.x86_64.rpm libtiff-static-4.0.3-32.el7.i686.rpm libtiff-static-4.0.3-32.el7.x86_64.rpm libtiff-tools-4.0.3-32.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: libtiff-4.0.3-32.el7.src.rpm ppc64: libtiff-4.0.3-32.el7.ppc.rpm libtiff-4.0.3-32.el7.ppc64.rpm libtiff-debuginfo-4.0.3-32.el7.ppc.rpm libtiff-debuginfo-4.0.3-32.el7.ppc64.rpm libtiff-devel-4.0.3-32.el7.ppc.rpm libtiff-devel-4.0.3-32.el7.ppc64.rpm ppc64le: libtiff-4.0.3-32.el7.ppc64le.rpm libtiff-debuginfo-4.0.3-32.el7.ppc64le.rpm libtiff-devel-4.0.3-32.el7.ppc64le.rpm s390x: libtiff-4.0.3-32.el7.s390.rpm libtiff-4.0.3-32.el7.s390x.rpm libtiff-debuginfo-4.0.3-32.el7.s390.rpm libtiff-debuginfo-4.0.3-32.el7.s390x.rpm libtiff-devel-4.0.3-32.el7.s390.rpm libtiff-devel-4.0.3-32.el7.s390x.rpm x86_64: libtiff-4.0.3-32.el7.i686.rpm libtiff-4.0.3-32.el7.x86_64.rpm libtiff-debuginfo-4.0.3-32.el7.i686.rpm libtiff-debuginfo-4.0.3-32.el7.x86_64.rpm libtiff-devel-4.0.3-32.el7.i686.rpm libtiff-devel-4.0.3-32.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: libtiff-debuginfo-4.0.3-32.el7.ppc.rpm libtiff-debuginfo-4.0.3-32.el7.ppc64.rpm libtiff-static-4.0.3-32.el7.ppc.rpm libtiff-static-4.0.3-32.el7.ppc64.rpm libtiff-tools-4.0.3-32.el7.ppc64.rpm ppc64le: libtiff-debuginfo-4.0.3-32.el7.ppc64le.rpm libtiff-static-4.0.3-32.el7.ppc64le.rpm libtiff-tools-4.0.3-32.el7.ppc64le.rpm s390x: libtiff-debuginfo-4.0.3-32.el7.s390.rpm libtiff-debuginfo-4.0.3-32.el7.s390x.rpm libtiff-static-4.0.3-32.el7.s390.rpm libtiff-static-4.0.3-32.el7.s390x.rpm libtiff-tools-4.0.3-32.el7.s390x.rpm x86_64: libtiff-debuginfo-4.0.3-32.el7.i686.rpm libtiff-debuginfo-4.0.3-32.el7.x86_64.rpm libtiff-static-4.0.3-32.el7.i686.rpm libtiff-static-4.0.3-32.el7.x86_64.rpm libtiff-tools-4.0.3-32.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: libtiff-4.0.3-32.el7.src.rpm x86_64: libtiff-4.0.3-32.el7.i686.rpm libtiff-4.0.3-32.el7.x86_64.rpm libtiff-debuginfo-4.0.3-32.el7.i686.rpm libtiff-debuginfo-4.0.3-32.el7.x86_64.rpm libtiff-devel-4.0.3-32.el7.i686.rpm libtiff-devel-4.0.3-32.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: libtiff-debuginfo-4.0.3-32.el7.i686.rpm libtiff-debuginfo-4.0.3-32.el7.x86_64.rpm libtiff-static-4.0.3-32.el7.i686.rpm libtiff-static-4.0.3-32.el7.x86_64.rpm libtiff-tools-4.0.3-32.el7.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2016-3186 https://access.redhat.com/security/cve/CVE-2018-7456 https://access.redhat.com/security/cve/CVE-2018-8905 https://access.redhat.com/security/cve/CVE-2018-10779 https://access.redhat.com/security/cve/CVE-2018-10963 https://access.redhat.com/security/cve/CVE-2018-12900 https://access.redhat.com/security/cve/CVE-2018-17100 https://access.redhat.com/security/cve/CVE-2018-17101 https://access.redhat.com/security/cve/CVE-2018-18557 https://access.redhat.com/security/cve/CVE-2018-18661 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html-single/7.7_release_notes/index 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXUl4l9zjgjWX9erEAQi4Jg/+L4bLhRL2DBFa1zTCP0TdsWM1hbNOGhx/ E7BrfeH7WbpCiE5SqnE8mWOVaU6/FBD+aGzrhg1th3KLWBA8bHUKTnPEHsbi7ZbY MbIcKZLV8x9OO44lnjvsy0B1xZgS6d+4pp3dE+0hUSShMQGUbpCzKh4XarKKRmI7 A+Tpf/NbFa7HPlldeKzmHtCAlFTPfJ8yjOvIlm5dnWM58c7VGq7CTVYkjrvQzXp5 HDLLzNvrEb9PAggyRpVOkGbVaTXXg2MtlrhzvNzrVkmGnqxWgpliboTyjXVbpQT/ ribyEx0xLRTqXbR4auEH2z7Gr6tuiq0ymhzJLOjFyPfIcc7vhXygyk56gGlDzQ04 SDT4/aQnMTszv3+w53TQ3h8JBs05a7OQ8HnPX23QKoYrNw7MpXMPkg50+/vIeg07 HiMa+fNSjsQjNc6S63FshJCS1ZFQIrGn8ZmZGOei3unnLmwjYNQD4jrQ7FM6JevG SwQdf0hTcuZrf3EVLrRs5SYZdr/NOG3zjJWx6+xc66EAzXpHdyMb6Lvgu2CYhSDs M6jD3AhHlnVFscP3A59UT4wFtfBkOspN0W0+EvIeBbqn9rhnhdGkmoVkRn7MPW8E ZHe1j8/Uyocj3KzxTnvNPOHpeuQUFc7CxNnmzlqOwCKv1FqLoDlzq8LR37RlSEen uC+f1C5vY9w= =d2Kz - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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