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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2195 USN-4020-1: Firefox vulnerability 20 June 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: firefox 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-2019-11707 Reference: ASB-2019.0166 ESB-2019.2158 Original Bulletin: https://usn.ubuntu.com/4020-1/ - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4020-1: Firefox vulnerability 19 June 2019 firefox vulnerability A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 19.04 o Ubuntu 18.10 o Ubuntu 18.04 LTS o Ubuntu 16.04 LTS Summary Firefox could be made to crash or run programs as your login if it opened a malicious website. Software Description o firefox - Mozilla Open Source web browser Details A type confusion bug was discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could exploit this by causing a denial of service, or executing arbitrary code. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 firefox - 67.0.3+build1-0ubuntu0.19.04.1 Ubuntu 18.10 firefox - 67.0.3+build1-0ubuntu0.18.10.1 Ubuntu 18.04 LTS firefox - 67.0.3+build1-0ubuntu0.18.04.1 Ubuntu 16.04 LTS firefox - 67.0.3+build1-0ubuntu0.16.04.1 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . After a standard system update you need to restart Firefox to make all the necessary changes. References o CVE-2019-11707 - --------------------------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 iQIVAwUBXQrQ8maOgq3Tt24GAQgzJw/+N49YxqXyQbWyxq6GA7XUqZ43o9CMPszS fy82M/KeN8PHEEmY+EdgvFZFZ9pMsQBAEC0oZibhxCVN5VCApULuozGBY+vZvbLU FXKz2pc0HvyXOLYuo2b515xmlkzzBslFe7KWXRfKkhP73HgR307ecqAcV5/I/hYT xDITITrDLqJCiPYdcehe6+us7eWwtx5cWlc6N+xne27jlo2CLqJT8E1CRUSW+bAO mB8riD3eBCOPAibAemzvlS1KO8YzeeYWawEDlJutyh5seyX7TQp8XC4iPcUMIBEQ yP8GDq4aJahB3XEXZMlBDJXHqiUSChwHCDV0pWxxp6f8rFkI39bUyuAYdReNX2cw q6VoFPbugjTcLexpjnWrvyLLcKyfR0gx+1ll78GLR8ECq/P5u6vOWLqx0i6J2xNZ p0fRGHL95QAZSD/Is6L43nA8ZX+REYL6UU0pmVpqXO1HB1tR83lj/qN9VLmUPiyB f/gJBYMdiaZi42IIltJ2w3bXFpzb/l3zGIeGYZcJ07nYeBUcvRsfiBS/IGD15CO3 o6w4ndeAeJ4j2zZYbgqjLIeVtK0SSY/kntTLwatZILRQ+Sortd9/aTrLU1HhjoQ0 ELKuoZn1rT3CZr/7EO4qaSP5aBA5HRxaTJ25/9d2vo95j2zt4i/DEYE+/6dF9jzG YrIB9myK3A0= =16mL -----END PGP SIGNATURE-----