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	260,331	0.39
xpcom	/xpcom/.*	No	79,884	0.43
dom-indexedDB	/dom/indexedDB/.*	No	31,341	0.35
dom-workers	/dom/workers/.*	No	22,098	0.54
PSM	/security/manager/.*	No	25,626	1.09
image	/image/.*	No	33,527	0.42
nsprpub	/nsprpub/.*	No	35,521	1.72
parser	/parser/.*	No	51,426	0.27
security	/security/.*	No	347,825	0.82
storage	/storage/.*	No	9,508	0.32
docshell	/docshell/.*	No	27,147	0.59
editor	/editor/.*	No	81,742	0.22
accessible	/accessible/.*	No	44,613	0.49
extensions	/extensions/.*	No	23,793	1.01
memory	/memory/.*	No	9,905	2.83
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	281,493	0.74
widget	/widget/.*	No	78,653	0.53
xpfe	/xpfe/.*	No	4,778	0.00
generated-test-files	.*/dom/bindings/Test*.cpp	No	204,929	0.66
dom-canvas	/dom/canvas/.*	No	49,563	0.87
IPC-dom-plugin	/dom/plugins/ipc/.*	No	0	N/A
dom-plugins	/dom/plugins/.*	No	0	N/A
dom-html	/dom/html/.*	No	42,642	1.52
dom-xslt	/dom/xslt/.*	No	18,343	0.22
dom-media	/dom/media/.*	No	275,815	1.06
dom-promise	/dom/promise/.*	No	1,241	1.61
dom-svg	/dom/svg/.*	No	25,698	1.01
dom-crypto	/dom/crypto/.*	No	4,416	0.00
dom-xbl	/dom/xbl/.*	No	0	N/A
IPC-dom	/dom/ipc/.*	No	32,155	0.50
content	/(content|dom)/.*	No	415,952	0.63
JavaScript-jit	/js/src/jit/.*	No	198,808	0.18
JavaScript-asmjs	/js/src/asmjs/.*	No	0	N/A
JavaScript-xpconnect	/js/xpconnect/.*	No	28,975	0.66
JavaScript-ctypes	/js/src/ctypes/.*	No	12,999	1.08
JavaScript-frontend	/js/src/frontend/.*	No	55,875	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	106,002	0.27
IPC-js	/js/ipc/.*	No	0	N/A
JavaScript	/js/.*	No	319,273	0.31
gfx-cairo	/gfx/cairo/.*	Yes	127,310	N/A
skia	/gfx/skia/skia/.*	Yes	193,455	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	11,527	0.52
gfx-layers	/gfx/layers/.*	No	51,793	0.70
gfx-thebes	/gfx/thebes/.*	No	52,744	0.87
gfx	/gfx/.*	No	329,125	0.97
network-cache	/netwerk/cache/.*	No	0	N/A
network-cache2	/netwerk/cache2/.*	No	18,769	0.48
network-dns	/netwerk/dns/.*	No	12,377	0.16
network-websocket	/netwerk/protocol/websocket/.*	No	6,559	0.30
network-http	/netwerk/protocol/http/.*	No	70,943	0.55
IPC-netwerk	/netwerk/ipc/.*	No	7,712	0.65
netwerk-srtp	/netwerk/srtp/.*	No	0	N/A
network-sctp	/netwerk/sctp/.*	No	76,099	2.02
network	/netwerk/.*	No	77,290	0.43
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	245,250	N/A
aom-thirdparty	/third_party/aom/.*	Yes	277,267	N/A
media-libopus	/media/libopus/.*	Yes	38,246	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	250,305	0.40
intl	/intl/.*	No	20,249	0.10
IPC-chromium	/ipc/chromium/.*	No	42,558	0.87
IPC-glue	/ipc/glue/.*	No	17,014	0.65
IPC	.*/ipc/.*	No	554,838	0.01
tools-profiler	/tools/profiler/.*	No	23,615	1.23
uriloader	/uriloader/.*	No	10,546	0.85
view	/view/.*	No	1,694	1.18
caps	/caps/.*	No	5,597	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	882,209	0.59
build-time	/obj-x86_64-pc-linux-gnu/.*	No	1,434,437	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	1,942	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	43,314	0.65
glslopt	/third_party/rust/glslopt/.*	No	111,014	0.51
sqlite3	/third_party/sqlite3/.*	No	195,591	0.37
wayland-proxy	/third_party/wayland-proxy/.*	No	894	5.59
zstd	/third_party/zstd/.*	No	12,394	0.56
lmdb-rkv-sys	/third_party/rust/lmdb-rkv-sys/.*	No	8,217	1.10
chrome	/chrome/.*	No	1,317	0.00
startupcache	/startupcache/.*	No	935	1.07
Other	.*	No	815,975	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	138
676	Use of Potentially Dangerous Function	23

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