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Access of Memory Location Before Start of Buffer

CVE-2024-5700

High
7/10

Summary

Memory safety bugs present in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11. 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. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

  • HIGH
  • LOCAL
  • HIGH
  • UNCHANGED
  • REQUIRED
  • NONE
  • HIGH
  • HIGH

CWE-786 - Access of Memory Location Before Start of Buffer

The software reads or writes to a buffer using an index or pointer that references a memory location prior to the beginning of the buffer.

References

Advisory Timeline

  • Published