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Heap-based Buffer Overflow in atom-shell

CVE-2025-0999

  • atom-shell
  • chromium
  • chromiumembeddedframework.runtime
  • electron
  • electron-nightly
  • electron-prebuilt
  • org.webjars.npm:electron
  • org.webjars.npm:electron-prebuilt
High
8.8/10

Summary

Heap buffer overflow in V8 in Google Chrome prior to 133.0.6943.126 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • REQUIRED
  • NONE
  • HIGH
  • HIGH

CWE-122 - Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

References

Advisory Timeline

  • Published