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CVE-2015-1803

High
8.5/10

Summary

The bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 does not properly handle character bitmaps it cannot read, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) and possibly execute arbitrary code via a crafted BDF font file.

  • MEDIUM
  • NETWORK
  • SINGLE
  • COMPLETE
  • COMPLETE
  • COMPLETE

References

Advisory Timeline

  • Published