Coverity Scan: Linux

Project Name Linux
Lines of code analyzed 23,549,585
On Coverity Scan since Feb 24, 2006
Last build analyzed 8 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: Version

Mar 17, 2025
Last Analyzed
23,549,585
Lines of Code Analyzed
0.98
Defect Density

Defect changes since previous build dated Mar 10, 2025

536
Newly detected
92
Eliminated

Defects by status for current build

70,411
Total defects
23,033
Outstanding
46,726
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 119,691 0.84
Block .*/block/.* No 101,038 1.66
Crypto .*/crypto/.* No 244,356 0.75
KVM /virt/kvm/.*|/arch/x86/kvm/.* No 69,767 1.12
Arch-x86 .*/arch/x86/.* No 199,642 0.90
Kernel .*/kernel/.* No 312,791 1.16
Lib .*/lib/.* No 690,928 0.43
MM .*/mm/.* No 117,501 1.93
Sound-line6 .*/sound/usb/line6/.* No 3,829 1.31
Sound .*/sound/.* No 1,193,707 1.24
Security-Apparmor .*/security/apparmor/.* No 14,153 0.49
Security-Integrity .*/security/integrity/.* No 9,057 0.44
Security-SMACK .*/security/smack/.* No 5,670 0.71
Security-SELinux .*/security/selinux/.* No 22,574 0.80
Security-Tomoyo .*/security/tomoyo/.* No 8,330 1.20
Security-Yama .*/security/yama/.* No 331 0.00
Security .*/security/.* No 19,173 0.73
FS-9P .*/fs/9p/.* No 4,198 0.95
FS-AFS .*/fs/afs/.* No 18,756 2.35
FS-BTRFS .*/fs/btrfs.* No 73,929 1.92
FS-CEPH .*/fs/ceph/.* No 26,329 2.51
FS-CIFS .*/fs/cifs/.* No 0 N/A
FS-EXTn .*/fs/ext.*/.* No 52,403 1.51
FS-GFS2 .*/fs/gfs2/.* No 23,446 4.05
FS-HFS .*/fs/hfs/.* No 4,550 0.88
FS-HFSPlus .*/fs/hfsplus/.* No 9,296 0.32
FS-JBD .*/fs/jbd.*/.* No 5,590 4.47
FS-JFS .*/fs/jfs/.* No 16,883 3.32
FS-JFFS2 .*/fs/jffs2/.* No 13,522 1.55
FS-NFS .*/fs/nfs/.* No 64,163 1.08
FS-NFSD .*/fs/nfsd/.* No 36,726 0.93
FS-NILFS2 .*/fs/nilfs2/.* No 16,485 0.97
FS-NTFS .*/fs/ntfs/.* No 0 N/A
FS-OCFS2 .*/fs/ocfs2/.* No 67,240 2.63
FS-PROC .*/fs/proc/.* No 12,970 1.77
FS-Reiserfs .*/fs/reiserfs/.* No 0 N/A
FS-UBIFS .*/fs/ubifs/.* No 24,638 1.79
FS-UDF .*/fs/udf/.* No 8,725 0.92
FS-UFS .*/fs/ufs/.* No 5,708 2.80
FS-XFS .*/fs/xfs/.* No 145,929 1.10
FS .*/fs/.* No 449,621 1.23
Drivers-ATA .*/drivers/ata/.* No 59,964 1.42
Drivers-ATM .*/drivers/atm/.* No 23,435 2.69
Drivers-Bluetooth .*/drivers/bluetooth/.* No 32,209 1.30
Drivers-char .*/drivers/char/.* No 54,632 1.81
GPU-GMA500 .*/drivers/gpu/drm/gma500/.* No 16,864 0.65
GPU-i915 .*/drivers/gpu/drm/i915/.* No 172,152 1.45
GPU-Nouveau .*/drivers/gpu/drm/nouveau/.* No 162,762 1.08
GPU-qxl .*/drivers/gpu/drm/qxl/.* No 4,905 2.04
GPU-Radeon .*/drivers/gpu/drm/radeon/.* No 157,609 5.99
Drivers-GPU .*/drivers/gpu/.* No 5,533,137 0.27
Drivers-HID .*/drivers/hid/.* No 99,465 1.55
Drivers-i2c .*/drivers/i2c/.* No 71,068 1.66
Drivers-HWMON .*/drivers/hwmon/.* No 155,556 1.04
Drivers-Infiniband .*/drivers/infiniband/.* No 340,491 1.52
Drivers-Input .*/drivers/input/.* No 150,888 1.49
Drivers-IDE .*/drivers/ide/.* No 0 N/A
Drivers-IIO .*/drivers/iio/.* No 283,979 1.55
Drivers-ISDN .*/drivers/isdn/.* No 31,733 1.04
Drivers-EDAC .*/drivers/edac/.* No 26,795 0.67
Drivers-Firewire .*/drivers/firewire/.* No 13,021 1.69
Drivers-MD .*/drivers/md/.* No 137,437 1.75
Drivers-MFD .*/drivers/mfd/.* No 88,868 0.87
Drivers-Media .*/drivers/media/.* No 1,119,248 0.84
Drivers-Message .*/drivers/message/.* No 24,738 1.82
Drivers-Platform .*/drivers/platform/.* No 134,343 1.27
Drivers-PCI .*/drivers/pci/.* No 89,727 1.73
Drivers-RTC .*/drivers/rtc/.* No 56,943 1.53
Drivers-TTY .*/drivers/tty/.* No 104,136 1.61
Ethernet-broadcom .*/drivers/net/ethernet/broadcom/.* No 156,726 0.75
Ethernet-DEC .*/drivers/net/ethernet/dec/.* No 10,058 0.80
Ethernet-Chelsio .*/drivers/net/ethernet/chelsio/.* No 80,703 0.82
Ethernet-Emulex .*/drivers/net/ethernet/emulex/.* No 13,056 3.75
Ethernet-Intel .*/drivers/net/ethernet/intel/.* No 259,883 0.63
Ethernet-Mellanox .*/drivers/net/ethernet/mellanox/.* No 234,495 0.52
Ethernet-Neterion .*/drivers/net/ethernet/neterion/.* No 7,749 1.03
Ethernet-QLogic .*/drivers/net/ethernet/qlogic/.* No 113,556 0.69
Ethernet-SFC /drivers/net/ethernet/sfc/.* No 97,561 1.22
Drivers-Ethernet .*/drivers/net/ethernet/.* No 783,714 1.04
Drivers-Misc .*/drivers/misc/.* No 77,546 2.36
Drivers-MTD .*/drivers/mtd/.* No 118,756 1.25
WIFI-Atheros .*/drivers/net/wireless/ath/.* No 339,911 0.93
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 31,555 0.70
Drivers-wireless .*/drivers/net/wireless/.* No 1,106,485 0.74
Drivers-Net .*/drivers/net/.* No 438,807 1.24
Drivers-MMC .*/drivers/mmc/.* No 85,418 1.60
Drivers-SPI .*/drivers/spi/.* No 81,338 1.43
Drivers-UWB .*/drivers/uwb/.*.* No 0 N/A
Drivers-Framebuffer .*/drivers/video/.* No 148,236 0.98
Drivers-Watchdog .*/drivers/watchdog/.* No 35,840 1.09
Drivers-Xen .*/drivers/xen/.* No 24,154 3.56
Staging-comedi .*/drivers/staging/comedi/.* No 0 N/A
Staging-iio .*/drivers/staging/iio/.* No 4,483 1.12
Staging-lustre .*/drivers/staging/lustre/.* No 0 N/A
Staging-media .*/drivers/staging/media/.* No 128,143 0.83
Staging-rtl8188eu .*/drivers/staging/rtl8188eu/.* No 0 N/A
Staging-rtl8192e .*/drivers/staging/rtl8192e/.* No 0 N/A
Staging-rtl8192u .*/drivers/staging/rtl8192u/.* No 0 N/A
Staging-rtl8712 .*/drivers/staging/rtl8712/.* No 0 N/A
Staging-vt6655 .*/drivers/staging/vt6655/.* No 0 N/A
Staging-rts5208 .*/drivers/staging/rts5208/.* No 0 N/A
Staging-unisys .*/drivers/staging/unisys/.* No 0 N/A
Staging-vt6656 .*/drivers/staging/vt6656/.* No 0 N/A
Drivers-Staging .*/drivers/staging/.* No 122,469 1.11
Drivers-USB .*/drivers/usb/.* No 386,525 1.58
SCSI-aic7xxx .*/drivers/scsi/aic7xxx/.* No 30,085 0.60
SCSI-be2iscsi .*/drivers/scsi/be2iscsi/.* No 10,772 1.76
SCSI-bfa .*/drivers/scsi/bfa/.* No 41,840 0.79
SCSI-bnx2fc .*/drivers/scsi/bnx2fc/.* No 8,143 1.11
SCSI-csiostor .*/drivers/scsi/csiostor/.* No 12,793 1.33
SCSI-isci .*/drivers/scsi/isci/.* No 13,194 1.36
SCSI-lpfc .*/drivers/scsi/lpfc/.* No 82,746 4.76
SCSI-megaraid .*/drivers/scsi/megaraid/.* No 18,322 2.84
SCSI-mpt2sas .*/drivers/scsi/mpt2sas/.* No 0 N/A
SCSI-mpt3sas .*/drivers/scsi/mpt3sas/.* No 30,672 2.61
SCSI-pm8001 .*/drivers/scsi/pm8001/.* No 13,632 1.32
SCSI-qla2xxx .*/drivers/scsi/qla2xxx/.* No 74,012 1.09
SCSI-qla4xxx .*/drivers/scsi/qla4xxx/.* No 21,779 3.21
Drivers-SCSI .*/drivers/scsi/.* No 337,633 1.51
Drivers-target .*/drivers/target/.* No 48,071 1.89
Drivers-NFC /drivers/nfc/.* No 19,613 1.43
Drivers .*/drivers/.* No 2,399,745 1.18
Net-802 .*/net/802.*/.* No 4,470 1.79
Net-Bluetooth .*/net/bluetooth/.* No 55,755 0.68
Net-bridge .*/net/bridge/.* No 29,125 0.72
Net-CAIF .*/net/caif/.* No 4,813 2.08
Net-Core .*/net/core/.* No 62,687 0.88
Net-DCCP .*/net/dccp/.* No 7,791 0.77
Net-DECNET .*/net/decnet/.* No 0 N/A
Net-ipv4 .*/net/ipv4/.* No 83,809 1.13
Net-ipv6 .*/net/ipv6/.* No 59,741 1.14
Net-IRDA .*/net/irda/.* No 0 N/A
Net-mac80211 .*/net/mac80211/.* No 64,272 0.86
Net-NFC .*/net/nfc/.* No 15,639 1.60
Net-SCTP .*/net/sctp/.* No 30,132 0.40
Net-SunRPC .*/net/sunrpc/.* No 35,817 1.62
Net-sched .*/net/sched/.* No 47,602 0.99
Net-Wireless .*/net/wireless/.* No 41,800 0.45
Net-XFRM .*/net/xfrm/.* No 17,898 1.01
Networking .*/net/.* No 463,197 1.45
Tools /tools/.* No 347,205 2.78
arm64 .*/arch/arm64/.* No 0 N/A
arm .*/arch/arm/.* No 0 N/A
Powerpc .*/arch/powerpc/.* No 0 N/A
Other .* No 768,448 0.18

CWE Top 25 defects

ID CWE-Name Number of Defects
120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') 20
190 Integer Overflow or Wraparound 414
676 Use of Potentially Dangerous Function 11
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