CVE-2018-5183 Memory corruption in Firefox ESR
Memory corruption in the Skia library allows attackers to execute arbitrary code via crafted graphics operations in Firefox and Thunderbird.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-5183?
CVE-2018-5183 is a critical memory corruption vulnerability in Canonical Ubuntu Linux, published on 11 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Mozilla developers backported selected changes in the Skia library. These changes correct memory corruption issues including invalid buffer reads and writes during graphic operations. This vulnerability affects Thunderbird ESR < 52.8, Thunderbird < 52.8, and Firefox ESR < 52.8.
Weakness: CWE-119
Which versions are affected by CVE-2018-5183?
It affects 11 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Mozilla Firefox, Mozilla Thunderbird, Mozilla Thunderbird Esr, Redhat Enterprise Linux Desktop and 5 more.
How do I fix CVE-2018-5183?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-5183 being exploited?
There is no known exploitation of CVE-2018-5183 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2018-5183, GHSA-62wp-qw94-ppmq, UBUNTU-CVE-2018-5183.