Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4337 USN-4193-1: Ghostscript vulnerability 15 November 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Ghostscript Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Unauthorised Access -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-14869 Reference: ESB-2019.4334 Original Bulletin: https://usn.ubuntu.com/4193-1/ - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4193-1: Ghostscript vulnerability 14 November 2019 ghostscript vulnerability A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 19.10 o Ubuntu 19.04 o Ubuntu 18.04 LTS o Ubuntu 16.04 LTS Summary Ghostscript could be made to crash, access files, or run programs if it opened a specially crafted file. Software Description o ghostscript - PostScript and PDF interpreter Details Paul Manfred and Lukas Schauer discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use this issue to access arbitrary files, execute arbitrary code, or cause a denial of service. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10 ghostscript - 9.27~dfsg+0-0ubuntu3.1 libgs9 - 9.27~dfsg+0-0ubuntu3.1 Ubuntu 19.04 ghostscript - 9.26~dfsg+0-0ubuntu7.4 libgs9 - 9.26~dfsg+0-0ubuntu7.4 Ubuntu 18.04 LTS ghostscript - 9.26~dfsg+0-0ubuntu0.18.04.12 libgs9 - 9.26~dfsg+0-0ubuntu0.18.04.12 Ubuntu 16.04 LTS ghostscript - 9.26~dfsg+0-0ubuntu0.16.04.12 libgs9 - 9.26~dfsg+0-0ubuntu0.16.04.12 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 CVE-2019-14869 - --------------------------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. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. 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 iQIVAwUBXc4sXmaOgq3Tt24GAQgeNxAAmCMk+qQqBI6UIyYgPEIPtiIlYTao6rkE 8F6dpprd6jl3bDUs03RhWiKjDkRbkkvYCly6ndvfhcuddg4/92s0Z2PnVmlEk8pp DiTjTyj5X/zf3YZ9RMXfr+75YsCpu2fGN2GnyZ9KYMST/HN0KVbMaSuAOJmAnqCq 2goKB1hnL/h1LOT4udbCOANhc1ruEAu4XF7cAejpFsBLBtApsUqwfBTMiud/VTyl doQp8iMwxPE/8OpAQHEplKuu+myvgkapXpeGUkqPfq7uG40Ei9ABW3FgU5ZHZXhI 8SlxTK3jo+XieEMah8dOSQqrNKrA7qSXXerXH6XB7Qq7LoIqC6U77GLZkaUmI9qi tHOUM3TegX2uQ6zLKrg+3rLFgl93smpqrrbxXQH30VLWPMlA/y1bAs3SIcRDmfcK y0Mvcxz1lzCJ1kIgrrEHLYj5eCUoactuL2tF49gPGVtUfXl0ITAatkpiNNQk7blz Cjh9gMjnQDFtpORPFFd6Ypf8w5U4vzdMbjcCee0M8GHBgW0m1s1qTqx5PEFBZIOO idrSqdQxRffuzEXptR7lN7clFrQxy20cLDLsXrSKG2Pp3UtJvkWQtTcDiMZTI5Oz heYW3I+BLyOfcxq4GEx202dJkrmPZotC9divJ52TdPyDlHbfa5jUKrQ7/p4C30CN GXExFR6CxNo= =/9yJ -----END PGP SIGNATURE-----