[Webkit-unassigned] [Bug 154018] New: AX: crash at WebCore::Range::selectNodeContents(WebCore::Node*, int&)

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=154018

            Bug ID: 154018
           Summary: AX: crash at
                    WebCore::Range::selectNodeContents(WebCore::Node*,
                    int&)
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: All
                OS: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Accessibility
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: n_wang at apple.com
                CC: n_wang at apple.com, webkit-bug-importer at group.apple.com

5   com.apple.WebCore                 0x7fff9eb912f4 WebCore::Range::selectNodeContents(WebCore::Node*, int&) + 36 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7602.1.17/dom/Node.h:412)
6   com.apple.WebCore                 0x7fff9ecf58eb WebCore::AXObjectCache::rangeForNodeContents(WebCore::Node*) + 75 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7602.1.17/accessibility/AXObjectCache.cpp:1531)
7   com.apple.WebCore                 0x7fff9ecf5be8 WebCore::AXObjectCache::rangeForUnorderedCharacterOffsets(WebCore::CharacterOffset const&, WebCore::CharacterOffset const&) + 312 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7602.1.17/accessibility/AXObjectCache.cpp:1561)
8   com.apple.WebCore                 0x7fff9fa449b1 -[WebAccessibilityObjectWrapper accessibilityAttributeValue:forParameter:] + 9249 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7602.1.17/accessibility/mac/WebAccessibilityObjectWrapperMac.mm:4032)

Seems selectNodeContents is accessing some garbage data.

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