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Use After Free

CVE-2019-5805

Severity Medium
Score 4.3/10

Summary

Use-after-free in PDFium in Google Chrome prior to 74.0.3729.108 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file.

  • MEDIUM
  • NETWORK
  • NONE
  • NONE
  • NONE
  • PARTIAL

CWE-416 - Use After Free

Use-after-free (UaF) vulnerability occurs when the application is using a pointer to memory that has been freed. Any attempt to read/write to a buffer after it is de-allocated allows memory corruption, sensitive information exposure, and can potentially lead to arbitrary code execution.

References

Advisory Timeline

  • Published