Coverity Scan: Firefox

Analysis Metrics

Version: Version

See how defect density for 'Firefox' compares with defect density for other open source projects.  Learn more

Note: Defect density is measured by the number of defects per 1,000 lines of code.

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Analysis Metrics per Components

Component Name	Pattern	Ignore	Line of Code	Defect density
layout	/layout/.*	No	260,073	0.38
xpcom	/xpcom/.*	No	76,261	0.45
dom-indexedDB	/dom/indexedDB/.*	No	31,332	0.35
dom-workers	/dom/workers/.*	No	21,187	0.47
PSM	/security/manager/.*	No	26,044	1.08
image	/image/.*	No	33,568	0.42
nsprpub	/nsprpub/.*	No	35,521	1.72
parser	/parser/.*	No	51,418	0.27
security	/security/.*	No	347,837	0.82
storage	/storage/.*	No	9,506	0.32
docshell	/docshell/.*	No	27,167	0.59
editor	/editor/.*	No	81,700	0.22
accessible	/accessible/.*	No	44,749	0.49
extensions	/extensions/.*	No	23,676	1.01
memory	/memory/.*	No	9,905	2.93
brotli	/modules/brotli/.*	No	11,559	0.43
libmar	/modules/libmar/.*	No	2,943	4.42
modules	/modules/.*	No	36,314	0.50
toolkit	/toolkit/.*	No	280,043	1.09
widget	/widget/.*	No	78,685	0.53
xpfe	/xpfe/.*	No	4,777	0.00
generated-test-files	.*/dom/bindings/Test*.cpp	No	205,080	0.66
dom-canvas	/dom/canvas/.*	No	49,473	0.85
IPC-dom-plugin	/dom/plugins/ipc/.*	No	0	N/A
dom-plugins	/dom/plugins/.*	No	0	N/A
dom-html	/dom/html/.*	No	42,572	1.53
dom-xslt	/dom/xslt/.*	No	18,360	0.22
dom-media	/dom/media/.*	No	299,459	0.96
dom-promise	/dom/promise/.*	No	1,246	1.61
dom-svg	/dom/svg/.*	No	25,628	1.01
dom-crypto	/dom/crypto/.*	No	4,416	0.00
dom-xbl	/dom/xbl/.*	No	0	N/A
IPC-dom	/dom/ipc/.*	No	32,160	0.50
content	/(content|dom)/.*	No	418,476	0.62
JavaScript-jit	/js/src/jit/.*	No	196,365	0.18
JavaScript-asmjs	/js/src/asmjs/.*	No	0	N/A
JavaScript-xpconnect	/js/xpconnect/.*	No	28,941	0.66
JavaScript-ctypes	/js/src/ctypes/.*	No	12,999	1.08
JavaScript-frontend	/js/src/frontend/.*	No	55,792	0.41
JavaScript-jsapi-tests	/js/src/jsapi-tests/.*	Yes	0	N/A
JavaScript-proxy	/js/src/proxy/.*	No	3,628	0.28
JavaScript-shell	/js/src/shell/.*	No	0	N/A
JavaScript-vm	/js/src/vm/.*	No	105,688	0.27
IPC-js	/js/ipc/.*	No	0	N/A
JavaScript	/js/.*	No	318,395	0.32
gfx-cairo	/gfx/cairo/.*	Yes	127,310	N/A
skia	/gfx/skia/skia/.*	Yes	190,999	N/A
gfx-gl	/gfx/gl/.*	No	15,565	0.32
gfx-graphite2	/gfx/graphite2/.*	No	12,219	1.39
IPC-gfx-layers	/gfx/layers/ipc/.*	No	11,320	0.53
gfx-layers	/gfx/layers/.*	No	51,990	0.69
gfx-thebes	/gfx/thebes/.*	No	52,739	0.87
gfx	/gfx/.*	No	320,676	0.92
network-cache	/netwerk/cache/.*	No	0	N/A
network-cache2	/netwerk/cache2/.*	No	18,763	0.48
network-dns	/netwerk/dns/.*	No	12,539	0.16
network-websocket	/netwerk/protocol/websocket/.*	No	6,559	0.30
network-http	/netwerk/protocol/http/.*	No	72,353	0.53
IPC-netwerk	/netwerk/ipc/.*	No	7,703	0.65
netwerk-srtp	/netwerk/srtp/.*	No	0	N/A
network-sctp	/netwerk/sctp/.*	No	76,099	2.02
network	/netwerk/.*	No	76,830	0.42
media-libjpeg	/media/libjpeg/.*	No	27,692	0.94
media-libstagefright	/media/libstagefright/.*	No	0	N/A
media-libvorbis	/media/libvorbis/.*	No	49,853	0.14
media-mtransport	/media/mtransport/.*	No	0	N/A
media-libvpx	/media/libvpx/.*	Yes	126,604	N/A
intl-icu	/intl/icu/.*	Yes	245,236	N/A
aom-thirdparty	/third_party/aom/.*	Yes	277,006	N/A
media-libopus	/media/libopus/.*	Yes	38,179	N/A
media-webrtc	/media/webrtc/.*	Yes	0	N/A
sqlite-thirdparty	/db/sqlite3/.*	Yes	0	N/A
media-mtransport-thirdparty	/media/mtransport/third_party/.*	Yes	0	N/A
media	/media/.*	No	250,231	0.40
intl	/intl/.*	No	19,617	0.10
IPC-chromium	/ipc/chromium/.*	No	42,586	0.87
IPC-glue	/ipc/glue/.*	No	16,976	0.65
IPC	.*/ipc/.*	No	553,166	0.01
tools-profiler	/tools/profiler/.*	No	23,617	1.23
uriloader	/uriloader/.*	No	10,540	0.85
view	/view/.*	No	1,690	1.18
caps	/caps/.*	No	5,610	0.36
hal	/hal/.*	No	1,399	1.43
embedding	/embedding/.*	No	0	N/A
testing	/testing/.*	No	1,399	3.57
headers	/obj-x86_64-pc-linux-gnu/dist/include/.*	No	878,929	0.59
build-time	/obj-x86_64-pc-linux-gnu/.*	No	1,429,969	0.10
hunspell	/extensions/spellcheck/hunspell/.*	No	0	N/A
google-breakpad	/toolkit/crashreporter/google-breakpad/.*	No	0	N/A
protocol-buffer	/toolkit/components/protobuf/src/google/protobuf/.*	No	0	N/A
devtools	/devtools/.*	No	6,229	0.00
webapprt	/webapprt/.*	No	0	N/A
build-unix	/build/unix/.*	No	0	N/A
browser	/browser/.*	No	1,947	2.57
config	/config/.*	No	529	9.45
tools	/tools/.*	No	897	5.57
mfbt	/mfbt/tests/.*	Yes	15,647	N/A
NSS	/security/nss/.*	Yes	0	N/A
system-header	/usr/include/.*	Yes	0	N/A
snappy	/other-licenses/snappy/.*	No	2,593	1.16
rdf	/rdf/.*	No	0	N/A
configure-gen	.*conftest\..*.cpp	Yes	0	N/A
jpeg-xl	/third_party/jpeg-xl/.*	No	32,963	3.97
libwebrtc	/third_parth/libwebrtc/.*	No	0	N/A
dav1d	/third_parth/dav1d/.*	No	0	N/A
lz4	/mfbt/lz4/.*	No	0	N/A
mozglue	/mozglue/.*	No	43,303	0.65
glslopt	/third_party/rust/glslopt/.*	No	111,014	0.51
sqlite3	/third_party/sqlite3/.*	No	187,482	0.35
wayland-proxy	/third_party/wayland-proxy/.*	No	894	5.59
zstd	/third_party/zstd/.*	No	12,354	0.57
lmdb-rkv-sys	/third_party/rust/lmdb-rkv-sys/.*	No	8,217	1.10
chrome	/chrome/.*	No	1,317	0.00
startupcache	/startupcache/.*	No	936	1.07
Other	.*	No	815,709	0.54

CWE Top 25 defects

ID	CWE-Name	Number of Defects
120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	12
131	Incorrect Calculation of Buffer Size	1
190	Integer Overflow or Wraparound	136
676	Use of Potentially Dangerous Function	22

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