Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2884 USN-5037-2: Firefox regression 26 August 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Firefox Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Reduced Security -- Existing Account Resolution: Patch/Upgrade Reference: ESB-2021.2734 Original Bulletin: https://ubuntu.com/security/notices/USN-5037-2 - --------------------------BEGIN INCLUDED TEXT-------------------- USN-5037-2: Firefox regression 25 August 2021 USN-5037-1 caused a regression in Firefox. Releases o Ubuntu 21.04 o Ubuntu 20.04 LTS o Ubuntu 18.04 LTS Packages o firefox - Mozilla Open Source web browser Details USN-5037-1 fixed vulnerabilities in Firefox. The update introduced a regression that caused Firefox to repeatedly prompt for a password. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, trick a user into accepting unwanted permissions, or execute arbitrary code. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 21.04 o firefox - 91.0.2+build1-0ubuntu0.21.04.1 Ubuntu 20.04 o firefox - 91.0.2+build1-0ubuntu0.20.04.1 Ubuntu 18.04 o firefox - 91.0.2+build1-0ubuntu0.18.04.1 After a standard system update you need to restart Firefox to make all the necessary changes. References o https://launchpad.net/bugs/1941496 - --------------------------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 iQIVAwUBYScpHeNLKJtyKPYoAQi39Q//eo9V5hPfbVwCUkGOjTc6TJzTEI/ysQU+ aLy3CFoKyMwUJZpX6oR6vXufQaJHLTSqABARcclcKirwijvm57pLOadB6ju/WGXU qjTo8Jslbfjd0AT9XUfp9kI5GFJBfNLbinfznCSqflzduSxZAXGekF4fBOTB3usO xqOpzdcrgb6FXwdf8RyzCODdJQDCXx+Iw7BVg2N84qjmiSX1DtBU7IxG6rHHd2oq L1Wq2RmEkgZDXQNcM+r+wiiB87M/UUiV+I9bVi1GOEHcLE3UwMzpTezW4T7tadAs N39+qQQZoNJWVKh6Dm300I9WSdnMpCZM/QqFgu44Z2eku6uk3apgfsQtxjgx4uzU W6X6glAa+C1CmTQ4zxukbLjwdOfm0uNqAaTXSDpWk3+WimtGhSvvQRQf+3TTPTuj cITL4hwH0NpPHPGcEiim7vWsUEgm9/jO4+cs+73OTsEvw3QMTts3oMLsDTo4gIc+ LM/tVxSmqJ0tMXPZU4EWBm3GPtuOFDGhuzXLH5CifnwlLh9JG8RsL6hNYW6/NaTb FQtuBNzR10hIZwEjTUZkhOiizuaTVZfncObqVZaNbRR58FMAEiLrB5k9ctKkZD4+ Nz2lNEOFfbc2bi3vptO06T7lWj/7qa/w6U4caj7OTPHqOJQS0W/wU3IP7WS1bq4N 3Z871u9IQS4= =Ba/n -----END PGP SIGNATURE-----