Opened 10 years ago

Closed 10 years ago

Last modified 10 years ago

#11871 closed Bug (fixed)

[FF] Htmldataprocessor test fails in FF29

Reported by: Olek Nowodziński Owned by:
Priority: Normal Milestone: CKEditor 4.4.1
Component: Core : Parser Version: 4.4.0
Keywords: Firefox Cc:

Description

  1. Check out 4.4.0 tag.
  2. Run dt/core/htmldataprocessor.html?name=test-xss---video-with-incorrect-source-onerror-17 in FF28.
  3. It's green.
  4. Do the same in FF29.
  5. It's red.
  6. An error is thrown
    an error occurred while executing regular expression htmldataprocessor.js:897
    

Yet another example of catastrophic backtracking in RegExp?

Change History (4)

comment:1 Changed 10 years ago by Marek Lewandowski

Correct, it seems that with FF29 started to drop exception in case of catastrophic backtracking. This issue is already fixed in master (with #11754), and will be present in 4.4.1.

Please check if this test still fails against current master.

comment:2 Changed 10 years ago by Piotrek Koszuliński

cc

comment:3 Changed 10 years ago by Piotrek Koszuliński

Resolution: fixed
Status: newclosed

Passes on my FF29 on master.

comment:4 Changed 10 years ago by Piotrek Koszuliński

Actually, I should've closed it as a DUP of #11754.

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