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Time-of-check Time-of-use (TOCTOU) Race Condition

CVE-2026-113329

Medium
6.5/10

Summary

Out of bounds read in Installer in Google Chrome on on Mac prior to 156.0.8078.47 allowed a remote attacker to potentially read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

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

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

The software checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the software to perform invalid actions when the resource is in an unexpected state.

Advisory Timeline

  • Published