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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0790.2 LibTIFF vulnerabilities 19 March 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: libtiff-tools Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-7663 CVE-2019-6128 CVE-2018-19210 CVE-2018-17000 CVE-2018-12900 CVE-2018-10779 Reference: ESB-2019.0507 Original Bulletin: http://www.ubuntu.com/usn/usn-3906-1 http://www.ubuntu.com/usn/usn-3906-2 Comment: This bulletin contains two (2) Ubuntu security advisories. Revision History: March 19 2019: Added USN-3906-2 March 13 2019: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- ========================================================================== Ubuntu Security Notice USN-3906-1 March 12, 2019 tiff vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 18.10 - - Ubuntu 18.04 LTS - - Ubuntu 16.04 LTS - - Ubuntu 14.04 LTS Summary: LibTIFF could be made to crash or run programs as your login if it opened a specially crafted file. Software Description: - - tiff: Tag Image File Format (TIFF) library Details: It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.10: libtiff-tools 4.0.9-6ubuntu0.2 libtiff5 4.0.9-6ubuntu0.2 Ubuntu 18.04 LTS: libtiff-tools 4.0.9-5ubuntu0.2 libtiff5 4.0.9-5ubuntu0.2 Ubuntu 16.04 LTS: libtiff-tools 4.0.6-1ubuntu0.6 libtiff5 4.0.6-1ubuntu0.6 Ubuntu 14.04 LTS: libtiff-tools 4.0.3-7ubuntu0.11 libtiff5 4.0.3-7ubuntu0.11 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/usn/usn-3906-1 CVE-2018-10779, CVE-2018-12900, CVE-2018-17000, CVE-2018-19210, CVE-2019-6128, CVE-2019-7663 Package Information: https://launchpad.net/ubuntu/+source/tiff/4.0.9-6ubuntu0.2 https://launchpad.net/ubuntu/+source/tiff/4.0.9-5ubuntu0.2 https://launchpad.net/ubuntu/+source/tiff/4.0.6-1ubuntu0.6 https://launchpad.net/ubuntu/+source/tiff/4.0.3-7ubuntu0.11 ========================================================================== Ubuntu Security Notice USN-3906-2 March 18, 2019 tiff vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 12.04 ESM Summary LibTIFF could be made to crash or run programs as your login if it opened a specially crafted file. Software Description o tiff - Tag Image File Format (TIFF) library Details USN-3906-1 and USN-3864-1 fixed several vulnerabilities in LibTIFF. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM libtiff-tools - 3.9.5-2ubuntu1.12 libtiff4 - 3.9.5-2ubuntu1.12 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . In general, a standard system update will make all the necessary changes. References o USN-3906-1 o CVE-2018-10779 o CVE-2018-12900 o CVE-2018-1710 o CVE-2018-17100 o CVE-2018-17101 o CVE-2018-18557 o CVE-2019-6128 o CVE-2019-7663 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXJAwxmaOgq3Tt24GAQi5Bw//cbDorS7S9mITwqcBqvdd1WeTPzY6tUA9 Eo1oOb7h3VlYxxyjU18WiNAvuLAs61W12BSCH2vHWGZjvIWYFpIn+m852F5hhcM6 Tg3SdtxpFUj/WrlwQtR5Q4c093NqSsuGaKsLhNbwaxwOGo0ExZCK7ppihCUm5A1h /3SF4uP4N+EkKQ18KI7FiEvuhmB0Cs4xTkk1DEice7WzmJxGYryp7QxwhxaM0L3q hiRmMwybkol1wQqFsCnKtQ5PvdxrjxCDuDSnXICfr4bw3WwhNbF0czPOXkNBqKRm hPQlfVomadUW6Y65QvI0ZwH5E5g5HCoXxS3SSsQlkHkbz49eUgIX97Nwrwz7SdRj /rKNCDk8FhIgpE0d80Vm3x8Hj3gl7mwKuyGkA8BYlBkNToxpq9YkdjT5t+WKuvLc 5NkhKwVhukOG/0GSfiYTJSFfwVsx7+rxFASMmzhNFsUNanRR5NZqbuzi+nJJcYM4 BdDaagRoCiwFFoOlrIaQz7Tr+3ru8UA/+5l0/n/MeqQZeK0HTscLmYD2hodmda79 QEXI/M5ViBWFZVMKEoh9TtGloutjyU11UbmAvp651xn40jyhtCjw7B9uyY3bX0dx p/BexHXTlaUP9hoz9SiuR3eIfACsvAWUGJ6QlZ+0Qpic6bOImE3h3N41jOroyJCf OgkLJlxV3IM= =jvmy -----END PGP SIGNATURE-----