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Loop with Unreachable Exit Condition ('Infinite Loop')

CVE-2018-17846

High
7.5/10

Summary

The HTML package (aka x/net/html) prior to v0.0.0-20190125091013-d26f9f9a57f3 in Go mishandles "<table><math><select><mi><select></table>", leading to an Infinite Loop during an "html.Parse" call because "inSelectIM" and "inSelectInTableIM" do not comply with a specification.

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

CWE-835 - Loop with Unreachable Exit Condition

Loops with multiple exits and flags detract from the quality of an application. They tend to make control structures difficult to understand, and introduce the risk of non-termination and other structural problems. The vulnerability “loop with unreachable exit condition” enables attackers to exploit this flaw, leading to denial of service.

References

Advisory Timeline

  • Published