Coverity Scan: coreboot

Project Name	coreboot
Lines of code analyzed	3,069,050
On Coverity Scan since	Nov 14, 2013
Last build analyzed	1 day ago

Language	C/C++
Repository URL	http://review.coreboot.org/coreboot.git
Homepage URL	http://www.coreboot.org/
License	GPL (GNU General Public License version )

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Analysis Metrics

Version: coreboot_4.6-1493-gd7e0cb93ae

Sep 19, 2017
Last Analyzed

3,069,050
Lines of Code Analyzed

2,536,540
Lines of Code in Selected Components

0.20
Defect Density

Defect changes since previous build dated Sep 15, 2017

0
Newly detected

0
Eliminated

Defects by status for current build

1,794
Total defects

517
Outstanding

1,198
Fixed

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

coreboot: 3,069,050 line of code and 0.20 defect density

Open Source Defect Density By Project Size

Line of Code (LOC)	Defect Density
Less than 100,000	0.35
100,000 to 499,999	0.5
500,000 to 1 million	0.7
More than 1 million	0.65

Note: Defect density is measured by the number of defects per 1,000 lines of code, identified by the Coverity platform. The numbers shown above are from our 2013 Coverity Scan Report, which analyzed 250 million lines of open source code.

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

Analysis Metrics per Components

Component Name	Pattern	Ignore	Line of Code	Defect density
vboot	/3rdparty/vboot/.*	Yes	29,000	N/A
ChromeEC	/3rdparty/chromeec/.*	Yes	72,173	N/A
Arm Trusted Firmware	/3rdparty/arm-trusted-firmware/.*	Yes	24,626	N/A
libpayload	/payloads/libpayload/.*	No	48,469	0.21
payloads	/payloads/.*	No	11,763	0.09
romcc	/util/romcc/.*	No	21,594	0.83
host tools	/util/.*	No	61,035	0.75
Google vendorcode	/src/vendorcode/google/.*	No	1,084	0.00
Intel vendorcode	/src/vendorcode/intel/.*	No	21,200	0.00
AMD vendorcode	/src/vendorcode/amd/.*	No	670,190	0.17
coreboot	/src/.*	No	604,920	0.33
Temp files	/tmp/.*	No	98	0.00
Generated	/dev/cb-build/.*	No	1,103,875	0.00
Host include files	/usr/include/.*	Yes	34,306	N/A
Host library files	/usr/lib/.*	Yes	494	N/A
Coverity	/cov-int/.*	Yes	371,911	N/A
Coverity_2	./coverity/.	No	0	N/A
ccache	./.ccache/.	No	0	N/A
Everything else (Should not find anything)	./.	No	0	N/A
Other	.*	No	0	N/A

CWE Top 25 defects

ID	CWE-Name	Number of Defects
120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	3
190	Integer Overflow or Wraparound	14

About Coverity Scan Static Analysis

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