FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

Mozilla -- Memory safety bugs

Affected packages
	firefox	<	149.0.2,2
	thunderbird	<	149.0.2

Details

VuXML ID	359d8e42-33fb-11f1-8ac1-b42e991fc52e
Discovery	2026-04-07
Entry	2026-04-09

https://bugzilla.mozilla.org/buglist.cgi?bug_id=2025475%2C2025477 reports:

Memory safety bugs present in Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.

[source]

References

CVE Name	CVE-2026-5735
URL	https://cveawg.mitre.org/api/cve/CVE-2026-5735