commit 5422d6088430108cbc5f407e83d8e792899f7cdd Author: Matthew Finkel sysrqb@torproject.org Date: Tue Feb 9 22:56:18 2021 +0000

Bug 40013: Add FF86 audit --- audits/FF86_NETWORK_AUDIT | 140 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 140 insertions(+)

diff --git a/audits/FF86_NETWORK_AUDIT b/audits/FF86_NETWORK_AUDIT new file mode 100644 index 0000000..74d76b0 --- /dev/null +++ b/audits/FF86_NETWORK_AUDIT @@ -0,0 +1,140 @@ +`git diff 5a2e34d5821fa203454eb9a8b12d7749a7c50d00 cb5d7889e9b8fb61fe5fe6c87f6b58e261be0ddb` +and then go over all the changes containing the +below mentioned potentially dangerous calls and features. Grep the diff for +the following strings and examine surrounding usage. + +=============== Native DNS Portion ============= + +PR_GetHostByName +PR_GetIPNodeByName +PR_GetAddrInfoByName +PR_StringToNetAddr (itself is good as it passes AI_NUMERICHOST to getaddrinfo. No resolution.) + +MDNS +TRR (DNS Trusted Recursive Resolver) +Direct Paths to DNS resolution: +nsDNSService::Resolve +nsDNSService::AsyncResolve +nsHostResolver::ResolveHost + +# FF86: +# Bug 1652723 : +# - Prefetch https rr in HTMLDNSPrefetch +# - Review Result: Safe + +============ Misc Socket Portion ============== + +SOCK_ +SOCKET_ +_SOCKET + +# FF86: +# - Bug 1685900 +# - Split internal and external contentPolicyType +# - Review Result: Safe + +UDPSocket +TCPSocket + PR_NewTCPSocket + AsyncTCPSocket + +Misc PR_Socket + +# FF86: Nothing of interest + +=========== Misc XPCOM Portion ================ + +Misc XPCOM (including commands for pre-diff review approach) + *SocketProvider + grep -R udp-socket . + grep -R tcp-socket . + grep for tcpsocket + grep -R "NS_" | grep SOCKET | grep "_C" + grep -R "@mozilla.org/network/" . | grep socket | grep -v udp-socket + +# FF86: +# Bug 1684982: +# - Add a scope to XRE_mainRun +# - Review Result: Safe + +# Bug 1681307 +# - clean up view-source utils now that .webShell property on the progress listener no longer exists +# - Review Result: Safe + +============ Rust Portion ================ + +Rust + - XXX: What do we grep for here? Or do we rely on Ritter's compile-time tool? + - Check for new sendmsg and recvmsg usage + +# FF86: Nothing of interest (mostly new neqo tests) + +============ Android Portion ============= + +Android Java calls + - URLConnection + - XXX: getInputStream? other methods? + - HttpURLConnection + - UrlConnectionDownloader + - ch.boye.httpclientandroidlib.impl.client.* (look for execute() calls) + - grep -n openConnection( mobile/android/thirdparty/ + - java.net.URL -- has SEVERAL proxy bypass URL fetching methods :/ + - java.net + - javax.net + - ch.boye.httpclientandroidlib.conn.* (esp ssl) + - ch.boye.httpclientandroidlib.impl.conn.* (esp ssl) + - Sudden appearance of thirdparty libs: + - OkHttp + - Retrofit + - Glide + - com.amitshekhar.android + - IntentHelper + - openUriExternal (can come from GeckoAppShell too) + - getHandlersForMimeType + - getHandlersForURL + - getHandlersForIntent + - android.content.Intent - too common; instead find launch methods: + - startActivity + - startActivities + - sendBroadcast + - sendOrderedBroadcast + - startService + - bindService + - android.app.PendingIntent + - android.app.DownloadManager + - ActivityHandlerHelper.startIntentAndCatch + +# FF86: Nothing new (using `java_audit.sh`) + +============ Application Services Portion ============= + +Start: 4cc798c8cd8a1e38ce88e0bb22a05692be63b164 # v67.2.0 +End: 4cc798c8cd8a1e38ce88e0bb22a05692be63b164 # v67.2.0 + +# FF86: Same tag as FF85 + +============ Android Components Portion ============= + +Start: 21ce9abdda0bc4001a72835fbbe7d71026ac0e66 # v70.0.16 +End: 4f36d0f93dab50e946a0dede0732c901c9942851 # v72.0.5 + +# FF86 (using `java_audit.sh`) +# Issue 8598: +# - Adds ActivityDelegate to support the GeckoView delegate +# - Review Result: Conditionally Safe +# - Comment: Uses PendingIntent, safety depends on usage. Current +# usage by new WebAuthn support in Fenix is safe. + +============ Fenix Portion ============= + +Start: 24995d51a12d8e0bb10166f9f286c68d23b84a6a # v85.1.0 +End: 159c13ba04cdd8e4cd888b637d65e11e95241696 # v86.0.0-beta.2 + +# FF86: Nothing new (using `java_audit.sh`) + +============ Regression/Prior Vuln Review ========= + +Review proxy bypass bugs; check for new vectors to look for: + - https://trac.torproject.org/projects/tor/query?keywords=~tbb-proxy + - Look for new features like these. Especially external app launch vectors +