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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.0958 USN-4305-1: ICU vulnerability 18 March 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: icu Publisher: Ubuntu Operating System: Ubuntu Windows UNIX variants (UNIX, Linux, OSX) Impact/Access: Execute Arbitrary Code/Commands -- Unknown/Unspecified Resolution: Patch/Upgrade CVE Names: CVE-2020-10531 Original Bulletin: https://usn.ubuntu.com/4305-1/ Comment: This advisory references vulnerabilities in products which run on platforms other than Ubuntu. It is recommended that administrators running icu check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4305-1: ICU vulnerability 17 March 2020 icu vulnerability A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 19.10 o Ubuntu 18.04 LTS o Ubuntu 16.04 LTS o Ubuntu 14.04 ESM o Ubuntu 12.04 ESM Summary ICU could be made to execute arbitrary code if it received a specially crafted string. Software Description o icu - International Components for Unicode library Details AndrA(C) Bargull discovered that ICU incorrectly handled certain strings. An attacker could possibly use this issue to execute arbitrary code. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10 libicu63 - 63.2-2ubuntu0.1 Ubuntu 18.04 LTS libicu60 - 60.2-3ubuntu3.1 Ubuntu 16.04 LTS libicu55 - 55.1-7ubuntu0.5 Ubuntu 14.04 ESM libicu52 - 52.1-3ubuntu0.8+esm1 Ubuntu 12.04 ESM libicu48 - 4.8.1.1-3ubuntu0.10 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-2020-10531 - --------------------------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). 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