Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.0931 ICU vulnerability 29 March 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: libicu57 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-2017-15422 Reference: ESB-2018.0840 ESB-2017.3137 Original Bulletin: http://www.ubuntu.com/usn/usn-3610-1 - --------------------------BEGIN INCLUDED TEXT-------------------- ========================================================================== Ubuntu Security Notice USN-3610-1 March 28, 2018 icu vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 17.10 - - Ubuntu 16.04 LTS - - Ubuntu 14.04 LTS Summary: ICU could be made to crash if it received specially crafted input. Software Description: - - icu: International Components for Unicode library Details: It was discovered that ICU incorrectly handled certain calendars. If an application using ICU processed crafted data, a remote attacker could possibly cause it to crash, leading to a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.10: libicu57 57.1-6ubuntu0.3 Ubuntu 16.04 LTS: libicu55 55.1-7ubuntu0.4 Ubuntu 14.04 LTS: libicu52 52.1-3ubuntu0.8 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/usn/usn-3610-1 CVE-2017-15422 Package Information: https://launchpad.net/ubuntu/+source/icu/57.1-6ubuntu0.3 https://launchpad.net/ubuntu/+source/icu/55.1-7ubuntu0.4 https://launchpad.net/ubuntu/+source/icu/52.1-3ubuntu0.8 - --------------------------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 iQIUAwUBWrxwBYx+lLeg9Ub1AQi1VA/4vuRBBoo/deA+IbqRql3AIX5urCBChhOp wzKofIhr6XZiUOYDbl2clxS3jHBkSeLS3SpPwUc30JDmX4BKDG19vcrnwLEthkAl 3s0/BlMyKgPBYZyN8VAKA4+fcWx3v6oMt8eYC0uLu0jP0F+jsE6dv3H4CfVK1zV7 luII0PBhYXCixzEfl8a0R+PdOx0gkWh3QlmkPnnLfyKZKCM6YDfUZn6en/QuWm5k qcf8cN66wWZlekpB9GQHa06ovU7/O2Y0EY5hIQx5u+ApfB0AwbGifLuYI371DmCJ cRMX7kV4SKeD3euRUVl72Ih5EZ6h5LjVnywYx62kZfbaiq1RwsE6fZijeR46VCL2 Aw+DIke8xVu4T306T8yCc8CXkgHiAppZKI2lnyyIM39ix/2fz1BpBLxAtaQ5m2Em n5xGp4FXdmy8VL092TGT1WHHFGrdZX8sMP5W80GjEb7M+qtGI5PlVFy/+kw48Q7H MitNbgUfXbZOHkDf5LW5nC6xJDh78UCSFe4c3lWOJ2pem9d9WZ60Je9vQkqejHZw ar9OsjfzrMTJQ/hzyX2oCPtU9jcw0WmBgK43z6uUyRHW+N8IgldY/+v/cYWpwN9f RGi+aqeHl46TCD0hF0PF+2uxaQIB5jY+K2dxNz//03ZsL1IcxQ8SaShC5mf9phMC DcueGrXs6A== =zzjl -----END PGP SIGNATURE-----