Coverity Scan: Linux

Project Name Linux
Lines of code analyzed 22,852,933
On Coverity Scan since Feb 24, 2006
Last build analyzed 3 days ago
   
Language C/C++
Repository URL http://git.kernel.org/
Homepage URL N/A
License N/A

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Analysis Metrics

Version: 6.9.0-rc5

Apr 22, 2024
Last Analyzed
22,852,933
Lines of Code Analyzed
0.59
Defect Density

Defect changes since previous build dated Apr 15, 2024

11
Newly detected
5
Eliminated

Defects by status for current build

56,040
Total defects
13,563
Outstanding
41,825
Fixed
See how defect density for 'Linux' 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.


Analysis Metrics per Components

Component Name Pattern Ignore Line of Code Defect density
ACPI .*/acpi/.* No 118,134 0.60
Block .*/block/.* No 99,734 1.43
Crypto .*/crypto/.* No 229,480 0.79
KVM /virt/kvm/.*|/arch/x86/kvm/.* No 68,090 1.15
Arch-x86 .*/arch/x86/.* No 200,252 0.71
Kernel .*/kernel/.* No 302,175 1.07
Lib .*/lib/.* No 680,729 0.30
MM .*/mm/.* No 112,330 2.56
Sound-line6 .*/sound/usb/line6/.* No 3,894 1.03
Sound .*/sound/.* No 1,178,639 0.40
Security-Apparmor .*/security/apparmor/.* No 14,215 0.56
Security-Integrity .*/security/integrity/.* No 8,831 0.91
Security-SMACK .*/security/smack/.* No 5,652 0.35
Security-SELinux .*/security/selinux/.* No 22,346 0.49
Security-Tomoyo .*/security/tomoyo/.* No 8,256 0.97
Security-Yama .*/security/yama/.* No 334 0.00
Security .*/security/.* No 16,502 1.51
FS-9P .*/fs/9p/.* No 4,083 0.73
FS-AFS .*/fs/afs/.* No 18,029 2.33
FS-BTRFS .*/fs/btrfs.* No 76,742 1.94
FS-CEPH .*/fs/ceph/.* No 25,958 2.16
FS-CIFS .*/fs/cifs/.* No 0 N/A
FS-EXTn .*/fs/ext.*/.* No 52,211 1.19
FS-GFS2 .*/fs/gfs2/.* No 23,422 2.60
FS-HFS .*/fs/hfs/.* No 4,596 0.87
FS-HFSPlus .*/fs/hfsplus/.* No 9,354 0.64
FS-JBD .*/fs/jbd.*/.* No 5,618 4.45
FS-JFS .*/fs/jfs/.* No 16,847 2.43
FS-JFFS2 .*/fs/jffs2/.* No 13,555 1.62
FS-NFS .*/fs/nfs/.* No 62,860 0.49
FS-NFSD .*/fs/nfsd/.* No 34,910 1.03
FS-NILFS2 .*/fs/nilfs2/.* No 16,427 0.55
FS-NTFS .*/fs/ntfs/.* No 0 N/A
FS-OCFS2 .*/fs/ocfs2/.* No 67,242 1.86
FS-PROC .*/fs/proc/.* No 12,494 1.68
FS-Reiserfs .*/fs/reiserfs/.* No 21,575 1.16
FS-UBIFS .*/fs/ubifs/.* No 24,711 1.86
FS-UDF .*/fs/udf/.* No 8,612 1.16
FS-UFS .*/fs/ufs/.* No 5,798 2.41
FS-XFS .*/fs/xfs/.* No 118,737 1.02
FS .*/fs/.* No 448,077 1.15
Drivers-ATA .*/drivers/ata/.* No 61,562 0.52
Drivers-ATM .*/drivers/atm/.* No 23,604 0.64
Drivers-Bluetooth .*/drivers/bluetooth/.* No 29,424 0.07
Drivers-char .*/drivers/char/.* No 54,185 0.90
GPU-GMA500 .*/drivers/gpu/drm/gma500/.* No 16,994 0.94
GPU-i915 .*/drivers/gpu/drm/i915/.* No 273,470 1.53
GPU-Nouveau .*/drivers/gpu/drm/nouveau/.* No 164,703 0.90
GPU-qxl .*/drivers/gpu/drm/qxl/.* No 4,933 0.81
GPU-Radeon .*/drivers/gpu/drm/radeon/.* No 157,688 0.56
Drivers-GPU .*/drivers/gpu/.* No 5,118,865 0.19
Drivers-HID .*/drivers/hid/.* No 91,479 0.68
Drivers-i2c .*/drivers/i2c/.* No 68,682 0.23
Drivers-HWMON .*/drivers/hwmon/.* No 153,196 0.22
Drivers-Infiniband .*/drivers/infiniband/.* No 336,340 0.95
Drivers-Input .*/drivers/input/.* No 157,817 0.41
Drivers-IDE .*/drivers/ide/.* No 0 N/A
Drivers-IIO .*/drivers/iio/.* No 264,483 0.28
Drivers-ISDN .*/drivers/isdn/.* No 34,522 0.58
Drivers-EDAC .*/drivers/edac/.* No 27,080 0.41
Drivers-Firewire .*/drivers/firewire/.* No 11,407 1.93
Drivers-MD .*/drivers/md/.* No 136,989 1.35
Drivers-MFD .*/drivers/mfd/.* No 87,777 0.15
Drivers-Media .*/drivers/media/.* No 1,100,845 0.41
Drivers-Message .*/drivers/message/.* No 24,868 1.05
Drivers-Platform .*/drivers/platform/.* No 127,097 0.49
Drivers-PCI .*/drivers/pci/.* No 85,545 0.54
Drivers-RTC .*/drivers/rtc/.* No 57,330 0.26
Drivers-TTY .*/drivers/tty/.* No 104,054 0.87
Ethernet-broadcom .*/drivers/net/ethernet/broadcom/.* No 154,575 0.30
Ethernet-DEC .*/drivers/net/ethernet/dec/.* No 10,142 0.10
Ethernet-Chelsio .*/drivers/net/ethernet/chelsio/.* No 83,171 0.61
Ethernet-Emulex .*/drivers/net/ethernet/emulex/.* No 13,078 1.15
Ethernet-Intel .*/drivers/net/ethernet/intel/.* No 249,106 0.28
Ethernet-Mellanox .*/drivers/net/ethernet/mellanox/.* No 216,684 0.48
Ethernet-Neterion .*/drivers/net/ethernet/neterion/.* No 7,763 0.64
Ethernet-QLogic .*/drivers/net/ethernet/qlogic/.* No 113,631 0.60
Ethernet-SFC /drivers/net/ethernet/sfc/.* No 97,713 0.32
Drivers-Ethernet .*/drivers/net/ethernet/.* No 749,392 0.57
Drivers-Misc .*/drivers/misc/.* No 76,787 1.28
Drivers-MTD .*/drivers/mtd/.* No 119,413 0.81
WIFI-Atheros .*/drivers/net/wireless/ath/.* No 327,114 0.74
WIFI-b43 .*/drivers/net/wireless/b43/.* No 0 N/A
WIFI-b43legacy .*/drivers/net/wireless/b43legacy/.* No 0 N/A
WIFI-brcm80211 .*/drivers/net/wireless/brcm80211/.* No 0 N/A
WIFI-cw1200 .*/drivers/net/wireless/cw1200/.* No 0 N/A
WIFI-ipw2x00 .*/drivers/net/wireless/ipw2x00/.* No 0 N/A
WIFI-iwlegacy .*/drivers/net/wireless/iwlegacy/.* No 0 N/A
WIFI-iwlwifi .*/drivers/net/wireless/iwlwifi/.* No 0 N/A
WIFI-mwifiex .*/drivers/net/wireless/mwifiex/.* No 0 N/A
WIFI-rt2x00 .*/drivers/net/wireless/rt2x00/.* No 0 N/A
WIFI-rtl818x .*/drivers/net/wireless/rtl818x/.* No 0 N/A
WIFI-rtl8821 .*/drivers/net/wireless/rtlwifi/rtl8821ae/.* No 0 N/A
WIFI-rtlwifi .*/drivers/net/wireless/rtlwifi/.* No 0 N/A
WIFI-TI .*/drivers/net/wireless/ti/.* No 31,551 0.48
Drivers-wireless .*/drivers/net/wireless/.* No 1,060,591 0.58
Drivers-Net .*/drivers/net/.* No 424,364 0.77
Drivers-MMC .*/drivers/mmc/.* No 82,697 0.62
Drivers-SPI .*/drivers/spi/.* No 78,720 0.55
Drivers-UWB .*/drivers/uwb/.*.* No 0 N/A
Drivers-Framebuffer .*/drivers/video/.* No 177,108 0.54
Drivers-Watchdog .*/drivers/watchdog/.* No 36,573 0.36
Drivers-Xen .*/drivers/xen/.* No 24,099 2.82
Staging-comedi .*/drivers/staging/comedi/.* No 0 N/A
Staging-iio .*/drivers/staging/iio/.* No 4,627 0.43
Staging-lustre .*/drivers/staging/lustre/.* No 0 N/A
Staging-media .*/drivers/staging/media/.* No 136,692 0.40
Staging-rtl8188eu .*/drivers/staging/rtl8188eu/.* No 0 N/A
Staging-rtl8192e .*/drivers/staging/rtl8192e/.* No 19,537 0.92
Staging-rtl8192u .*/drivers/staging/rtl8192u/.* No 0 N/A
Staging-rtl8712 .*/drivers/staging/rtl8712/.* No 21,680 1.34
Staging-vt6655 .*/drivers/staging/vt6655/.* No 7,229 0.00
Staging-rts5208 .*/drivers/staging/rts5208/.* No 18,905 1.43
Staging-unisys .*/drivers/staging/unisys/.* No 0 N/A
Staging-vt6656 .*/drivers/staging/vt6656/.* No 4,057 1.73
Drivers-Staging .*/drivers/staging/.* No 127,807 0.85
Drivers-USB .*/drivers/usb/.* No 385,532 1.00
SCSI-aic7xxx .*/drivers/scsi/aic7xxx/.* No 30,132 0.56
SCSI-be2iscsi .*/drivers/scsi/be2iscsi/.* No 10,788 2.87
SCSI-bfa .*/drivers/scsi/bfa/.* No 42,543 0.78
SCSI-bnx2fc .*/drivers/scsi/bnx2fc/.* No 8,165 0.86
SCSI-csiostor .*/drivers/scsi/csiostor/.* No 12,810 1.33
SCSI-isci .*/drivers/scsi/isci/.* No 13,252 0.45
SCSI-lpfc .*/drivers/scsi/lpfc/.* No 82,645 2.04
SCSI-megaraid .*/drivers/scsi/megaraid/.* No 18,357 0.71
SCSI-mpt2sas .*/drivers/scsi/mpt2sas/.* No 0 N/A
SCSI-mpt3sas .*/drivers/scsi/mpt3sas/.* No 30,701 1.14
SCSI-pm8001 .*/drivers/scsi/pm8001/.* No 13,582 0.96
SCSI-qla2xxx .*/drivers/scsi/qla2xxx/.* No 73,851 0.99
SCSI-qla4xxx .*/drivers/scsi/qla4xxx/.* No 21,787 1.19
Drivers-SCSI .*/drivers/scsi/.* No 330,899 0.94
Drivers-target .*/drivers/target/.* No 48,495 1.63
Drivers-NFC /drivers/nfc/.* No 20,071 0.60
Drivers .*/drivers/.* No 2,234,379 0.39
Net-802 .*/net/802.*/.* No 4,568 0.44
Net-Bluetooth .*/net/bluetooth/.* No 57,398 0.51
Net-bridge .*/net/bridge/.* No 29,413 0.68
Net-CAIF .*/net/caif/.* No 4,887 1.64
Net-Core .*/net/core/.* No 59,673 0.77
Net-DCCP .*/net/dccp/.* No 7,845 0.76
Net-DECNET .*/net/decnet/.* No 0 N/A
Net-ipv4 .*/net/ipv4/.* No 83,339 1.15
Net-ipv6 .*/net/ipv6/.* No 59,788 1.02
Net-IRDA .*/net/irda/.* No 0 N/A
Net-mac80211 .*/net/mac80211/.* No 61,538 1.07
Net-NFC .*/net/nfc/.* No 15,671 0.64
Net-SCTP .*/net/sctp/.* No 30,117 0.53
Net-SunRPC .*/net/sunrpc/.* No 35,861 1.12
Net-sched .*/net/sched/.* No 48,149 1.14
Net-Wireless .*/net/wireless/.* No 42,818 0.40
Net-XFRM .*/net/xfrm/.* No 15,385 1.36
Networking .*/net/.* No 458,470 1.26
Tools /tools/.* No 330,534 2.54
arm64 .*/arch/arm64/.* No 0 N/A
arm .*/arch/arm/.* No 422 0.00
Powerpc .*/arch/powerpc/.* No 0 N/A
Other .* No 739,041 0.26

CWE Top 25 defects

ID CWE-Name Number of Defects
120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') 24
190 Integer Overflow or Wraparound 147
676 Use of Potentially Dangerous Function 11
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