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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2956 Ghostscript vulnerabilities 2 October 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: ghostscript Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-17183 CVE-2018-16510 Reference: ESB-2018.2939 Original Bulletin: http://www.ubuntu.com/usn/usn-3773-1 - --------------------------BEGIN INCLUDED TEXT-------------------- USN-3773-1: Ghostscript vulnerabilities 1 October 2018 ghostscript vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 18.04 LTS Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Several security issues were fixed in Ghostscript. Software Description ghostscript - PostScript and PDF interpreter Details It was discovered that Ghostscript contained multiple security issues. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use these issues 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 18.04 LTS ghostscript - 9.25~dfsg+1-0ubuntu0.18.04.1 libgs9 - 9.25~dfsg+1-0ubuntu0.18.04.1 Ubuntu 16.04 LTS ghostscript - 9.25~dfsg+1-0ubuntu0.16.04.1 libgs9 - 9.25~dfsg+1-0ubuntu0.16.04.1 Ubuntu 14.04 LTS ghostscript - 9.25~dfsg+1-0ubuntu0.14.04.1 libgs9 - 9.25~dfsg+1-0ubuntu0.14.04.1 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes. References CVE-2018-16510 CVE-2018-17183 - --------------------------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). 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