Bug 264718

Summary:	Avoid divide-by-zero in webrtc::StreamStatisticianImpl::BitrateReceived
Product:	WebKit	Reporter:	David Kilzer (:ddkilzer) <ddkilzer>
Component:	WebRTC	Assignee:	David Kilzer (:ddkilzer) <ddkilzer>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	webkit-bug-importer, youennf
Priority:	P2	Keywords:	InRadar
Version:	Other
Hardware:	Unspecified
OS:	Unspecified

Description David Kilzer (:ddkilzer) 2023-11-12 20:11:12 PST

Avoid divide-by-zero in webrtc::StreamStatisticianImpl::BitrateReceived().

This can occur when invalid data is received.

It has no effect on ARM architectures (the result is zero), but a floating-point exception occurs on Intel.

<rdar://117912996>

Comment 1 David Kilzer (:ddkilzer) 2023-11-12 20:13:28 PST

Pull request: https://github.com/WebKit/WebKit/pull/20399

Comment 2 EWS 2023-11-13 12:03:36 PST

Committed 270656@main (01dea93c203e): <https://commits.webkit.org/270656@main>

Reviewed commits have been landed. Closing PR #20399 and removing active labels.