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Use After Free

CVE-2018-11499

High
9.8/10

Summary

A Use-After-Free vulnerability exists in "handle_error()" in "sass_context.cpp" in LibSass 3.4.x and 3.5.x through 3.5.4 that could be leveraged to cause a Denial of Service (application crash) or possibly unspecified other impact.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • 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