==========================================================================
Ubuntu Security Notice USN-3140-1
November 30, 2016
firefox vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 16.10
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
Summary:
Firefox could be made to crash or run programs as your login if it
opened a malicious website.
Software Description:
– firefox: Mozilla Open Source web browser
Details:
It was discovered that data: URLs can inherit the wrong origin after a
HTTP redirect in some circumstances. An attacker could potentially
exploit this to bypass same-origin restrictions. (CVE-2016-9078)
A use-after-free was discovered in SVG animations. If a user were tricked
in to opening a specially crafted website, an attacker could exploit this
to cause a denial of service via application crash, or execute arbitrary
code. (CVE-2016-9079)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 16.10:
firefox 50.0.2+build1-0ubuntu0.16.10.1
Ubuntu 16.04 LTS:
firefox 50.0.2+build1-0ubuntu0.16.04.1
Ubuntu 14.04 LTS:
firefox 50.0.2+build1-0ubuntu0.14.04.1
Ubuntu 12.04 LTS:
firefox 50.0.2+build1-0ubuntu0.12.04.1
After a standard system update you need to restart Firefox to make
all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-3140-1
CVE-2016-9078, CVE-2016-9079
Package Information:
https://launchpad.net/ubuntu/+source/firefox/50.0.2+build1-0ubuntu0.16.10.1
https://launchpad.net/ubuntu/+source/firefox/50.0.2+build1-0ubuntu0.16.04.1
https://launchpad.net/ubuntu/+source/firefox/50.0.2+build1-0ubuntu0.14.04.1
https://launchpad.net/ubuntu/+source/firefox/50.0.2+build1-0ubuntu0.12.04.1
—–BEGIN PGP SIGNATURE—–
Version: GnuPG v2
iQEcBAEBCAAGBQJYP2PIAAoJEGEfvezVlG4PTakH/jOShEdlMsKZTd22wwrjZBTN
6xjouOYIAt1JlvvKKSUZWG35j0y19T/GRWJRzP7blr/Qvk43Fq/mU+lGBat1BL1+
3lbSXQem0frS/i7Ck8dELq6CdX5g4hv2tqxSgHNtdxme91GMWIUc/zdpSZ3c8is4
JO9NWx8lg3lEc7tYjgpYu/puFKhcN1FN4fPRuDGU5AfmsJN8UpwldzlRoo+JRZSd
LEqmCunw89KtvUhxegFupfW3F+xyAl5P8SPMZU3iNcb2SAWoindAVDchnBFXXleK
Hy8hP/1trwC4P8cmJ/G4O+cWPJaiiVB7vx8LZ+cTDZx6iWrqqD81MX50huSHY/k=
=uNjF
—–END PGP SIGNATURE—–
—
