USN-3238-1: Firefox vulnerability

Releases

• Ubuntu 16.10
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM
• Ubuntu 12.04

Packages

• firefox - Mozilla Open Source web browser

Details

An integer overflow was discovered in Firefox. 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-2017-5428)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 16.10

• firefox - 52.0.1+build2-0ubuntu0.16.10.1

Ubuntu 16.04

• firefox - 52.0.1+build2-0ubuntu0.16.04.1

Ubuntu 14.04

• firefox - 52.0.1+build2-0ubuntu0.14.04.1

Ubuntu 12.04

• firefox - 52.0.1+build2-0ubuntu0.12.04.1

After a standard system update you need to restart Firefox to make
all the necessary changes.

References

• CVE-2017-5428