[Webkit-unassigned] [Bug 120907] New: Assertion fails with backslashes in at-rule names

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=120907

           Summary: Assertion fails with backslashes in at-rule names
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Keywords: InRadar
          Severity: Normal
          Priority: P2
         Component: CSS
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: jpfau at apple.com
                CC: zherczeg at webkit.org


Created an attachment (id=210812)
 --> (https://bugs.webkit.org/attachment.cgi?id=210812&action=review)
Repro

A backslash in the name of an at-rule can cause the parser to fail an assertion (name[0] == '@' && length >= 2) in CSSParser::detectAtToken(int, bool). A simple repro is attached.

<rdar://problem/14911223>

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