Bug 212036

Summary: Null Ptr Deref @ WebCore::CSSValue::classType
Product: WebKit Reporter: Pinki Gyanchandani <pgyanchandani>
Component: CSSAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: esprehn+autocc, ews-watchlist, ggaren, glenn, gyuyoung.kim, macpherson, menard
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch
none
Patch none

Pinki Gyanchandani
Reported 2020-05-18 11:45:14 PDT
Null Ptr Deref @ WebCore::CSSValue::classType
Attachments
Patch (3.74 KB, patch)
2020-05-18 12:17 PDT, Pinki Gyanchandani 		no flags
DetailsFormatted DiffDiff
Patch (3.74 KB, patch)
2020-05-18 12:31 PDT, Pinki Gyanchandani 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Pinki Gyanchandani
Comment 1 2020-05-18 11:59:45 PDT
This issue is similar to https://bugs.webkit.org/show_bug.cgi?id=208316. In here m_value.calc() is NULL and but we are trying to access function cssText() without nullptr check.
Pinki Gyanchandani
Comment 2 2020-05-18 12:17:24 PDT
Created attachment 399666 [details] Patch
Pinki Gyanchandani
Comment 3 2020-05-18 12:31:01 PDT
Created attachment 399667 [details] Patch
Pinki Gyanchandani
Comment 4 2020-05-18 12:43:01 PDT
rdar://problem/63200254
Geoffrey Garen
Comment 5 2020-05-18 13:26:13 PDT
Comment on attachment 399667 [details] Patch r=me
EWS
Comment 6 2020-05-18 13:49:36 PDT
Committed r261830: <https://trac.webkit.org/changeset/261830> All reviewed patches have been landed. Closing bug and clearing flags on attachment 399667 [details].
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