CVE-2018-12393

Summary

A potential vulnerability was found in 32-bit builds where an integer overflow during the conversion of scripts to an internal UTF-16 representation could result in allocating a buffer too small for the conversion. This leads to a possible out-of-bounds write. Note: 64-bit builds are not vulnerable to this issue.. This vulnerability affects Firefox < 63, Firefox ESR < 60.3, and Thunderbird < 60.3.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefoxunspecified < 63affected
MozillaFirefox ESRunspecified < 60.3affected
MozillaThunderbirdunspecified < 60.3affected

Weaknesses

  • Integer overflow during Unicode conversion while loading JavaScript

ADP Enrichment

CVE Program Container

Additional References

References