Changeset 267540 in webkit

Timestamp:

Sep 24, 2020, 11:29:21 AM (6 years ago)

Author:

Kate Cheney

Message:

CrashTracer: com.apple.WebKit.Networking in NetworkSession::firstPartyHostCNAMEDomain() code
​https://bugs.webkit.org/show_bug.cgi?id=216934
<rdar://problem/69216768>

Reviewed by Alex Christensen.

Add a check for a valid key.

• NetworkProcess/NetworkSession.cpp:

(WebKit::NetworkSession::firstPartyHostCNAMEDomain):

Location:

trunk/Source/WebKit

Files:

• ChangeLog (modified) (1 diff)
• NetworkProcess/NetworkSession.cpp (modified) (1 diff)

trunk/Source/WebKit/ChangeLog

@@ +1 @@
+2020-09-24  Kate Cheney  <katherine_cheney@apple.com>
+
+        CrashTracer: com.apple.WebKit.Networking in NetworkSession::firstPartyHostCNAMEDomain() code
+        https://bugs.webkit.org/show_bug.cgi?id=216934
+        <rdar://problem/69216768>
+
+        Reviewed by Alex Christensen.
+
+        Add a check for a valid key.
+
+        * NetworkProcess/NetworkSession.cpp:
+        (WebKit::NetworkSession::firstPartyHostCNAMEDomain):
+
 2020-09-24  Ryan Haddad  <ryanhaddad@apple.com>
 

trunk/Source/WebKit/NetworkProcess/NetworkSession.cpp

@@ -298 +298 @@
 {
 #if HAVE(CFNETWORK_CNAME_AND_COOKIE_TRANSFORM_SPI)
+    if (!decltype(m_firstPartyHostCNAMEDomains)::isValidKey(firstPartyHost))
+        return WTF::nullopt;
+
     auto iterator = m_firstPartyHostCNAMEDomains.find(firstPartyHost);
     if (iterator == m_firstPartyHostCNAMEDomains.end())