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	229,421	0.44
xpcom	/xpcom/.*	No	75,524	0.86
dom-indexedDB	/dom/indexedDB/.*	No	31,301	0.32
dom-workers	/dom/workers/.*	No	20,856	1.10
PSM	/security/manager/.*	No	26,004	1.69
image	/image/.*	No	33,245	1.11
nsprpub	/nsprpub/.*	No	35,345	1.47
parser	/parser/.*	No	49,064	0.37
security	/security/.*	No	298,106	0.68
storage	/storage/.*	No	9,496	0.84
docshell	/docshell/.*	No	26,710	2.13
editor	/editor/.*	No	74,627	0.47
accessible	/accessible/.*	No	44,145	0.52
extensions	/extensions/.*	No	23,611	1.74
memory	/memory/.*	No	9,327	1.39
brotli	/modules/brotli/.*	No	11,559	0.26
libmar	/modules/libmar/.*	No	2,519	4.76
modules	/modules/.*	No	31,991	0.81
toolkit	/toolkit/.*	No	248,492	1.43
widget	/widget/.*	No	76,317	0.92
xpfe	/xpfe/.*	No	4,791	1.67
generated-test-files	.*/dom/bindings/Test*.cpp	No	206,506	0.66
dom-canvas	/dom/canvas/.*	No	48,996	1.08
IPC-dom-plugin	/dom/plugins/ipc/.*	No	0	N/A
dom-plugins	/dom/plugins/.*	No	0	N/A
dom-html	/dom/html/.*	No	42,055	1.33
dom-xslt	/dom/xslt/.*	No	18,127	0.39
dom-media	/dom/media/.*	No	285,233	1.40
dom-promise	/dom/promise/.*	No	1,175	2.55
dom-svg	/dom/svg/.*	No	25,420	1.34
dom-crypto	/dom/crypto/.*	No	4,392	0.00
dom-xbl	/dom/xbl/.*	No	0	N/A
IPC-dom	/dom/ipc/.*	No	25,694	1.44
content	/(content|dom)/.*	No	361,208	1.42
JavaScript-jit	/js/src/jit/.*	No	195,636	1.07
JavaScript-asmjs	/js/src/asmjs/.*	No	0	N/A
JavaScript-xpconnect	/js/xpconnect/.*	No	28,196	1.06
JavaScript-ctypes	/js/src/ctypes/.*	No	12,840	0.78
JavaScript-frontend	/js/src/frontend/.*	No	56,008	0.37
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	99,821	0.38
IPC-js	/js/ipc/.*	No	0	N/A
JavaScript	/js/.*	No	282,125	0.41
gfx-cairo	/gfx/cairo/.*	Yes	117,736	N/A
skia	/gfx/skia/skia/.*	Yes	185,269	N/A
gfx-gl	/gfx/gl/.*	No	24,335	0.45
gfx-graphite2	/gfx/graphite2/.*	No	12,225	1.15
IPC-gfx-layers	/gfx/layers/ipc/.*	No	11,257	1.42
gfx-layers	/gfx/layers/.*	No	46,079	1.30
gfx-thebes	/gfx/thebes/.*	No	52,260	0.94
gfx	/gfx/.*	No	301,011	0.93
network-cache	/netwerk/cache/.*	No	0	N/A
network-cache2	/netwerk/cache2/.*	No	18,668	0.59
network-dns	/netwerk/dns/.*	No	7,534	0.93
network-websocket	/netwerk/protocol/websocket/.*	No	6,556	2.29
network-http	/netwerk/protocol/http/.*	No	70,811	1.98
IPC-netwerk	/netwerk/ipc/.*	No	7,604	3.16
netwerk-srtp	/netwerk/srtp/.*	No	0	N/A
network-sctp	/netwerk/sctp/.*	No	76,099	1.92
network	/netwerk/.*	No	75,564	2.04
media-libjpeg	/media/libjpeg/.*	No	25,884	0.39
media-libstagefright	/media/libstagefright/.*	No	0	N/A
media-libvorbis	/media/libvorbis/.*	No	49,006	0.12
media-mtransport	/media/mtransport/.*	No	0	N/A
media-libvpx	/media/libvpx/.*	Yes	110,349	N/A
intl-icu	/intl/icu/.*	Yes	218,975	N/A
aom-thirdparty	/third_party/aom/.*	Yes	254,623	N/A
media-libopus	/media/libopus/.*	Yes	37,058	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	223,401	0.30
intl	/intl/.*	No	19,150	0.31
IPC-chromium	/ipc/chromium/.*	No	42,466	0.66
IPC-glue	/ipc/glue/.*	No	16,557	1.57
IPC	.*/ipc/.*	No	508,645	0.01
tools-profiler	/tools/profiler/.*	No	23,905	1.13
uriloader	/uriloader/.*	No	10,477	2.39
view	/view/.*	No	1,790	1.12
caps	/caps/.*	No	5,556	1.26
hal	/hal/.*	No	1,383	1.45
embedding	/embedding/.*	No	0	N/A
testing	/testing/.*	No	1,308	2.29
headers	/obj-x86_64-pc-linux-gnu/dist/include/.*	No	883,227	0.62
build-time	/obj-x86_64-pc-linux-gnu/.*	No	1,378,290	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	6,231	0.16
webapprt	/webapprt/.*	No	0	N/A
build-unix	/build/unix/.*	No	522	11.49
browser	/browser/.*	No	1,603	4.99
config	/config/.*	No	529	9.45
tools	/tools/.*	No	882	2.27
mfbt	/mfbt/tests/.*	Yes	12,730	N/A
NSS	/security/nss/.*	Yes	0	N/A
system-header	/usr/include/.*	Yes	0	N/A
snappy	/other-licenses/snappy/.*	No	2,593	0.77
rdf	/rdf/.*	No	0	N/A
configure-gen	.*conftest\..*.cpp	Yes	0	N/A
jpeg-xl	/third_party/jpeg-xl/.*	No	31,450	4.42
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	33,102	0.69
glslopt	/third_party/rust/glslopt/.*	No	111,014	0.45
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	726,366	0.49

CWE Top 25 defects

ID	CWE-Name	Number of Defects
120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	11
190	Integer Overflow or Wraparound	41
676	Use of Potentially Dangerous Function	21

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