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Use After Free

CVE-2017-7264

High
7.8/10

Summary

Use-after-free vulnerability in the fz_subsample_pixmap function in fitz/pixmap.c in Artifex Software, Inc. MuPDF 1.2 through 1.10a allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted document.

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

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