Not rated
CVE-2019-11764 Mozilla developers and community members reported memory safety bugs present in Firefox 69 and Firefox ESR 68.1
Description
Mozilla developers and community members reported memory safety bugs present in Firefox 69 and Firefox ESR 68.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox | Versions not published | |
| Thunderbird | Versions not published | |
| Firefox ESR | Versions not published |
Other CVEs of Firefox
The 2221 CVEs of Firefox →
CVE-2026-120572
Incorrect boundary conditions in the Layout: Block and Inline component
8.8
High
CVE-2026-118027
Frame poisoning in the Layout component
9.1
Critical
CVE-2026-118024
Use-after-free in the Graphics: Text component
8.8
High
CVE-2026-118026
Invalid pointer in the JavaScript: GC component
8.8
High