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	220,507	0.41
xpcom	/xpcom/.*	No	69,714	0.88
dom-indexedDB	/dom/indexedDB/.*	No	31,301	0.32
dom-workers	/dom/workers/.*	No	20,429	1.13
PSM	/security/manager/.*	No	25,182	1.91
image	/image/.*	No	33,615	1.10
nsprpub	/nsprpub/.*	No	24,564	0.37
parser	/parser/.*	No	50,514	0.40
security	/security/.*	No	306,325	0.52
storage	/storage/.*	No	5,065	0.79
docshell	/docshell/.*	No	22,134	1.94
editor	/editor/.*	No	74,639	0.47
accessible	/accessible/.*	No	44,064	0.52
extensions	/extensions/.*	No	23,611	1.74
memory	/memory/.*	No	9,339	1.18
brotli	/modules/brotli/.*	No	11,559	0.26
libmar	/modules/libmar/.*	No	2,941	4.08
modules	/modules/.*	No	33,157	0.78
toolkit	/toolkit/.*	No	261,127	1.32
widget	/widget/.*	No	76,071	0.92
xpfe	/xpfe/.*	No	4,784	1.67
generated-test-files	.*/dom/bindings/Test*.cpp	No	206,506	0.66
dom-canvas	/dom/canvas/.*	No	40,981	0.98
IPC-dom-plugin	/dom/plugins/ipc/.*	No	0	N/A
dom-plugins	/dom/plugins/.*	No	0	N/A
dom-html	/dom/html/.*	No	41,596	1.32
dom-xslt	/dom/xslt/.*	No	18,383	0.38
dom-media	/dom/media/.*	No	294,506	1.45
dom-promise	/dom/promise/.*	No	1,175	2.55
dom-svg	/dom/svg/.*	No	25,017	1.36
dom-crypto	/dom/crypto/.*	No	4,392	0.00
dom-xbl	/dom/xbl/.*	No	0	N/A
IPC-dom	/dom/ipc/.*	No	29,562	1.18
content	/(content|dom)/.*	No	380,315	1.54
JavaScript-jit	/js/src/jit/.*	No	187,719	1.10
JavaScript-asmjs	/js/src/asmjs/.*	No	0	N/A
JavaScript-xpconnect	/js/xpconnect/.*	No	29,907	1.00
JavaScript-ctypes	/js/src/ctypes/.*	No	12,999	0.77
JavaScript-frontend	/js/src/frontend/.*	No	45,527	0.46
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	101,396	0.36
IPC-js	/js/ipc/.*	No	0	N/A
JavaScript	/js/.*	No	271,881	0.43
gfx-cairo	/gfx/cairo/.*	Yes	121,561	N/A
skia	/gfx/skia/skia/.*	Yes	181,770	N/A
gfx-gl	/gfx/gl/.*	No	24,161	0.41
gfx-graphite2	/gfx/graphite2/.*	No	12,225	1.06
IPC-gfx-layers	/gfx/layers/ipc/.*	No	10,631	1.22
gfx-layers	/gfx/layers/.*	No	49,245	1.36
gfx-thebes	/gfx/thebes/.*	No	52,532	0.93
gfx	/gfx/.*	No	264,055	1.07
network-cache	/netwerk/cache/.*	No	0	N/A
network-cache2	/netwerk/cache2/.*	No	18,650	0.54
network-dns	/netwerk/dns/.*	No	12,620	2.30
network-websocket	/netwerk/protocol/websocket/.*	No	6,557	2.29
network-http	/netwerk/protocol/http/.*	No	70,784	1.96
IPC-netwerk	/netwerk/ipc/.*	No	5,435	3.68
netwerk-srtp	/netwerk/srtp/.*	No	0	N/A
network-sctp	/netwerk/sctp/.*	No	76,099	1.92
network	/netwerk/.*	No	75,389	2.04
media-libjpeg	/media/libjpeg/.*	No	27,229	0.48
media-libstagefright	/media/libstagefright/.*	No	0	N/A
media-libvorbis	/media/libvorbis/.*	No	49,852	0.14
media-mtransport	/media/mtransport/.*	No	0	N/A
media-libvpx	/media/libvpx/.*	Yes	117,578	N/A
intl-icu	/intl/icu/.*	Yes	223,150	N/A
aom-thirdparty	/third_party/aom/.*	Yes	266,772	N/A
media-libopus	/media/libopus/.*	Yes	37,019	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	209,053	0.35
intl	/intl/.*	No	19,009	0.32
IPC-chromium	/ipc/chromium/.*	No	39,572	0.48
IPC-glue	/ipc/glue/.*	No	11,095	1.71
IPC	.*/ipc/.*	No	516,747	0.01
tools-profiler	/tools/profiler/.*	No	23,896	1.09
uriloader	/uriloader/.*	No	10,400	2.40
view	/view/.*	No	1,794	1.11
caps	/caps/.*	No	5,556	1.26
hal	/hal/.*	No	1,383	1.45
embedding	/embedding/.*	No	0	N/A
testing	/testing/.*	No	1,405	2.85
headers	/obj-x86_64-pc-linux-gnu/dist/include/.*	No	879,363	0.61
build-time	/obj-x86_64-pc-linux-gnu/.*	No	1,287,659	0.08
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	6,173	0.16
webapprt	/webapprt/.*	No	0	N/A
build-unix	/build/unix/.*	No	522	11.49
browser	/browser/.*	No	1,954	5.63
config	/config/.*	No	529	9.45
tools	/tools/.*	No	882	2.27
mfbt	/mfbt/tests/.*	Yes	13,068	N/A
NSS	/security/nss/.*	Yes	0	N/A
system-header	/usr/include/.*	Yes	0	N/A
snappy	/other-licenses/snappy/.*	No	0	N/A
rdf	/rdf/.*	No	0	N/A
configure-gen	.*conftest\..*.cpp	Yes	0	N/A
jpeg-xl	/third_party/jpeg-xl/.*	No	31,156	2.44
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	42,972	0.56
glslopt	/third_party/rust/glslopt/.*	No	110,833	0.43
sqlite3	/third_party/sqlite3/.*	No	184,013	0.34
wayland-proxy	/third_party/wayland-proxy/.*	No	884	5.66
zstd	/third_party/zstd/.*	No	12,354	0.49
lmdb-rkv-sys	/third_party/rust/lmdb-rkv-sys/.*	No	8,217	0.97
chrome	/chrome/.*	No	1,317	7.59
startupcache	/startupcache/.*	No	934	5.35
Other	.*	No	608,555	0.60

CWE Top 25 defects

ID	CWE-Name	Number of Defects
120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	12
190	Integer Overflow or Wraparound	41
676	Use of Potentially Dangerous Function	19

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