CVE-2018-12375: Buffer Overflow
Last updated 25 August 2025
Other sources
Memory safety bugs present in Firefox 61. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 62.
— Launchpad
Mozilla developers and community members Christian Holler, Looben Yang, Jesse Ruderman, Sebastian Hengst, Nicolas Grunbaum, and Gary Kwong reported memory safety bugs present in Firefox 61. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code.
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2018-12375?
CVE-2018-12375 is a vulnerability that can potentially allow an attacker to execute arbitrary code due to memory corruption in Firefox.
How do I fix CVE-2018-12375?
To fix CVE-2018-12375, update Firefox to version 62 or later.
Which versions of Firefox are affected by CVE-2018-12375?
CVE-2018-12375 affects all Firefox versions prior to 62.
Is CVE-2018-12375 present in Ubuntu Linux?
Yes, CVE-2018-12375 is present in Ubuntu Linux versions that include Firefox prior to version 62.
What types of attacks can CVE-2018-12375 lead to?
CVE-2018-12375 can potentially lead to remote code execution attacks if exploited.