Coverity Scan: Linux

Project Name Linux
Lines of code analyzed 23,613,353
On Coverity Scan since Feb 24, 2006
Last build analyzed about 13 hours ago
   
Language C/C++
Repository URL http://git.kernel.org/
Homepage URL N/A
License N/A

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Analysis Metrics

Version: v6.18-rc1

Oct 13, 2025
Last Analyzed
23,613,353
Lines of Code Analyzed
0.83
Defect Density

Defect changes since previous build dated Sep 29, 2025

514
Newly detected
1,235
Eliminated

Defects by status for current build

72,099
Total defects
19,696
Outstanding
51,751
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 109,615 0.65
Block .*/block/.* No 102,666 1.36
Crypto .*/crypto/.* No 302,697 0.56
KVM /virt/kvm/.*|/arch/x86/kvm/.* No 74,262 1.05
Arch-x86 .*/arch/x86/.* No 198,291 0.76
Kernel .*/kernel/.* No 319,227 0.95
Lib .*/lib/.* No 308,404 0.86
MM .*/mm/.* No 129,871 2.01
Sound-line6 .*/sound/usb/line6/.* No 3,813 0.52
Sound .*/sound/.* No 1,227,784 0.75
Security-Apparmor .*/security/apparmor/.* No 15,347 0.52
Security-Integrity .*/security/integrity/.* No 9,127 0.44
Security-SMACK .*/security/smack/.* No 5,666 0.35
Security-SELinux .*/security/selinux/.* No 22,745 0.75
Security-Tomoyo .*/security/tomoyo/.* No 8,330 0.00
Security-Yama .*/security/yama/.* No 326 0.00
Security .*/security/.* No 20,311 0.79
FS-9P .*/fs/9p/.* No 4,219 0.71
FS-AFS .*/fs/afs/.* No 19,251 1.87
FS-BTRFS .*/fs/btrfs.* No 112,497 1.82
FS-CEPH .*/fs/ceph/.* No 26,659 2.06
FS-CIFS .*/fs/cifs/.* No 0 N/A
FS-EXTn .*/fs/ext.*/.* No 53,141 1.30
FS-GFS2 .*/fs/gfs2/.* No 23,494 2.55
FS-HFS .*/fs/hfs/.* No 4,764 0.63
FS-HFSPlus .*/fs/hfsplus/.* No 9,394 0.53
FS-JBD .*/fs/jbd.*/.* No 5,669 4.06
FS-JFS .*/fs/jfs/.* No 17,010 3.06
FS-JFFS2 .*/fs/jffs2/.* No 13,533 1.63
FS-NFS .*/fs/nfs/.* No 65,761 0.85
FS-NFSD .*/fs/nfsd/.* No 37,368 0.91
FS-NILFS2 .*/fs/nilfs2/.* No 16,484 0.85
FS-NTFS .*/fs/ntfs/.* No 0 N/A
FS-OCFS2 .*/fs/ocfs2/.* No 67,380 2.49
FS-PROC .*/fs/proc/.* No 13,229 1.51
FS-Reiserfs .*/fs/reiserfs/.* No 0 N/A
FS-UBIFS .*/fs/ubifs/.* No 24,696 1.98
FS-UDF .*/fs/udf/.* No 8,743 0.80
FS-UFS .*/fs/ufs/.* No 5,670 3.00
FS-XFS .*/fs/xfs/.* No 149,743 1.00
FS .*/fs/.* No 434,327 1.11
Drivers-ATA .*/drivers/ata/.* No 60,145 1.33
Drivers-ATM .*/drivers/atm/.* No 23,450 1.96
Drivers-Bluetooth .*/drivers/bluetooth/.* No 33,788 0.77
Drivers-char .*/drivers/char/.* No 55,047 1.67
GPU-GMA500 .*/drivers/gpu/drm/gma500/.* No 16,796 0.65
GPU-i915 .*/drivers/gpu/drm/i915/.* No 286,359 1.40
GPU-Nouveau .*/drivers/gpu/drm/nouveau/.* No 171,589 1.06
GPU-qxl .*/drivers/gpu/drm/qxl/.* No 4,906 1.43
GPU-Radeon .*/drivers/gpu/drm/radeon/.* No 157,668 5.92
Drivers-GPU .*/drivers/gpu/.* No 5,664,969 0.25
Drivers-HID .*/drivers/hid/.* No 102,285 1.22
Drivers-i2c .*/drivers/i2c/.* No 74,209 1.27
Drivers-HWMON .*/drivers/hwmon/.* No 160,103 0.91
Drivers-Infiniband .*/drivers/infiniband/.* No 321,372 1.36
Drivers-Input .*/drivers/input/.* No 152,783 1.34
Drivers-IDE .*/drivers/ide/.* No 0 N/A
Drivers-IIO .*/drivers/iio/.* No 305,512 1.38
Drivers-ISDN .*/drivers/isdn/.* No 31,731 0.54
Drivers-EDAC .*/drivers/edac/.* No 28,067 0.82
Drivers-Firewire .*/drivers/firewire/.* No 12,973 1.16
Drivers-MD .*/drivers/md/.* No 143,105 1.29
Drivers-MFD .*/drivers/mfd/.* No 91,323 0.87
Drivers-Media .*/drivers/media/.* No 1,156,221 0.73
Drivers-Message .*/drivers/message/.* No 24,698 1.86
Drivers-Platform .*/drivers/platform/.* No 148,465 0.97
Drivers-PCI .*/drivers/pci/.* No 94,664 1.60
Drivers-RTC .*/drivers/rtc/.* No 57,892 1.55
Drivers-TTY .*/drivers/tty/.* No 109,670 1.29
Ethernet-broadcom .*/drivers/net/ethernet/broadcom/.* No 153,223 0.63
Ethernet-DEC .*/drivers/net/ethernet/dec/.* No 10,055 1.29
Ethernet-Chelsio .*/drivers/net/ethernet/chelsio/.* No 82,795 0.66
Ethernet-Emulex .*/drivers/net/ethernet/emulex/.* No 13,051 1.53
Ethernet-Intel .*/drivers/net/ethernet/intel/.* No 269,619 0.26
Ethernet-Mellanox .*/drivers/net/ethernet/mellanox/.* No 241,146 0.17
Ethernet-Neterion .*/drivers/net/ethernet/neterion/.* No 7,749 0.90
Ethernet-QLogic .*/drivers/net/ethernet/qlogic/.* No 113,407 0.62
Ethernet-SFC /drivers/net/ethernet/sfc/.* No 95,746 1.15
Drivers-Ethernet .*/drivers/net/ethernet/.* No 818,002 1.05
Drivers-Misc .*/drivers/misc/.* No 78,866 1.72
Drivers-MTD .*/drivers/mtd/.* No 121,871 1.14
WIFI-Atheros .*/drivers/net/wireless/ath/.* No 355,402 0.83
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 31,464 0.73
Drivers-wireless .*/drivers/net/wireless/.* No 1,165,078 0.61
Drivers-Net .*/drivers/net/.* No 456,978 1.12
Drivers-MMC .*/drivers/mmc/.* No 89,691 1.42
Drivers-SPI .*/drivers/spi/.* No 88,211 1.24
Drivers-UWB .*/drivers/uwb/.*.* No 0 N/A
Drivers-Framebuffer .*/drivers/video/.* No 147,767 0.80
Drivers-Watchdog .*/drivers/watchdog/.* No 37,059 0.89
Drivers-Xen .*/drivers/xen/.* No 24,217 3.14
Staging-comedi .*/drivers/staging/comedi/.* No 0 N/A
Staging-iio .*/drivers/staging/iio/.* No 4,146 1.21
Staging-lustre .*/drivers/staging/lustre/.* No 0 N/A
Staging-media .*/drivers/staging/media/.* No 134,471 0.76
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 120,961 1.11
Drivers-USB .*/drivers/usb/.* No 384,350 1.42
SCSI-aic7xxx .*/drivers/scsi/aic7xxx/.* No 29,727 0.57
SCSI-be2iscsi .*/drivers/scsi/be2iscsi/.* No 10,772 1.58
SCSI-bfa .*/drivers/scsi/bfa/.* No 41,841 0.69
SCSI-bnx2fc .*/drivers/scsi/bnx2fc/.* No 8,143 0.86
SCSI-csiostor .*/drivers/scsi/csiostor/.* No 12,793 1.25
SCSI-isci .*/drivers/scsi/isci/.* No 13,157 1.37
SCSI-lpfc .*/drivers/scsi/lpfc/.* No 82,672 4.22
SCSI-megaraid .*/drivers/scsi/megaraid/.* No 18,335 2.73
SCSI-mpt2sas .*/drivers/scsi/mpt2sas/.* No 0 N/A
SCSI-mpt3sas .*/drivers/scsi/mpt3sas/.* No 30,887 2.49
SCSI-pm8001 .*/drivers/scsi/pm8001/.* No 13,683 1.32
SCSI-qla2xxx .*/drivers/scsi/qla2xxx/.* No 73,798 1.08
SCSI-qla4xxx .*/drivers/scsi/qla4xxx/.* No 21,779 2.98
Drivers-SCSI .*/drivers/scsi/.* No 335,196 1.42
Drivers-target .*/drivers/target/.* No 48,205 1.72
Drivers-NFC /drivers/nfc/.* No 19,061 0.84
Drivers .*/drivers/.* No 2,560,557 1.01
Net-802 .*/net/802.*/.* No 4,410 1.59
Net-Bluetooth .*/net/bluetooth/.* No 56,670 0.46
Net-bridge .*/net/bridge/.* No 29,430 0.71
Net-CAIF .*/net/caif/.* No 4,804 1.67
Net-Core .*/net/core/.* No 64,800 0.39
Net-DCCP .*/net/dccp/.* No 0 N/A
Net-DECNET .*/net/decnet/.* No 0 N/A
Net-ipv4 .*/net/ipv4/.* No 83,130 0.81
Net-ipv6 .*/net/ipv6/.* No 59,962 0.88
Net-IRDA .*/net/irda/.* No 0 N/A
Net-mac80211 .*/net/mac80211/.* No 66,388 0.68
Net-NFC .*/net/nfc/.* No 15,666 0.64
Net-SCTP .*/net/sctp/.* No 29,996 0.27
Net-SunRPC .*/net/sunrpc/.* No 35,621 1.24
Net-sched .*/net/sched/.* No 48,706 0.60
Net-Wireless .*/net/wireless/.* No 43,014 0.44
Net-XFRM .*/net/xfrm/.* No 18,003 0.39
Networking .*/net/.* No 473,357 1.17
Tools /tools/.* No 10,089 2.48
arm64 .*/arch/arm64/.* No 0 N/A
arm .*/arch/arm/.* No 0 N/A
Powerpc .*/arch/powerpc/.* No 0 N/A
Other .* No 819,931 0.20

CWE Top 25 defects

ID CWE-Name Number of Defects
120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') 43
131 Incorrect Calculation of Buffer Size 7
190 Integer Overflow or Wraparound 1855
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