Coverity Scan: Linux
| Project Name | Linux |
|---|---|
| Lines of code analyzed | 14,072,408 |
| On Coverity Scan since | Feb 24, 2006 |
| Last build analyzed | about 1 hour ago |
| Language | C/C++ |
| Repository URL | http://git.kernel.org/ |
| Homepage URL | N/A |
| License | N/A |
Preview - Project Summary
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Version: 4.19.0-rc8
- Oct 16, 2018
- Last Analyzed
- 14,072,408
- Lines of Code Analyzed
- 0.45
- Defect Density
Defect changes since previous build dated Oct 08, 2018
- 3
- Newly detected
- 4
- Eliminated
Defects by status for current build
- 38,623
- Total defects
- 6,326
- Outstanding
- 31,255
- 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 | 105,260 | 0.47 |
| Block | .*/block/.* | No | 113,681 | 0.76 |
| Crypto | .*/crypto/.* | No | 144,318 | 0.67 |
| KVM | /virt/kvm/.*|/arch/x86/kvm/.* | No | 47,199 | 1.02 |
| Arch-x86 | .*/arch/x86/.* | No | 179,053 | 0.54 |
| Kernel | .*/kernel/.* | No | 207,521 | 0.70 |
| Lib | .*/lib/.* | No | 252,555 | 0.45 |
| MM | .*/mm/.* | No | 78,329 | 0.68 |
| Sound-line6 | .*/sound/usb/line6/.* | No | 3,827 | 0.78 |
| Sound | .*/sound/.* | No | 778,300 | 0.25 |
| Security-Apparmor | .*/security/apparmor/.* | No | 11,841 | 0.25 |
| Security-Integrity | .*/security/integrity/.* | No | 5,374 | 1.12 |
| Security-SMACK | .*/security/smack/.* | No | 5,375 | 1.30 |
| Security-SELinux | .*/security/selinux/.* | No | 21,286 | 0.47 |
| Security-Tomoyo | .*/security/tomoyo/.* | No | 8,219 | 1.70 |
| Security-Yama | .*/security/yama/.* | No | 328 | 3.05 |
| Security | .*/security/.* | No | 11,278 | 0.27 |
| FS-9P | .*/fs/9p/.* | No | 4,604 | 0.22 |
| FS-AFS | .*/fs/afs/.* | No | 12,451 | 1.37 |
| FS-BTRFS | .*/fs/btrfs.* | No | 95,126 | 0.48 |
| FS-CEPH | .*/fs/ceph/.* | No | 18,504 | 0.86 |
| FS-CIFS | .*/fs/cifs/.* | No | 48,663 | 1.29 |
| FS-EXTn | .*/fs/ext.*/.* | No | 43,770 | 0.73 |
| FS-GFS2 | .*/fs/gfs2/.* | No | 21,423 | 0.56 |
| FS-HFS | .*/fs/hfs/.* | No | 4,521 | 0.66 |
| FS-HFSPlus | .*/fs/hfsplus/.* | No | 9,275 | 0.54 |
| FS-JBD | .*/fs/jbd.*/.* | No | 5,152 | 0.97 |
| FS-JFS | .*/fs/jfs/.* | No | 17,671 | 0.68 |
| FS-JFFS2 | .*/fs/jffs2/.* | No | 13,486 | 0.67 |
| FS-NFS | .*/fs/nfs/.* | No | 55,004 | 0.22 |
| FS-NFSD | .*/fs/nfsd/.* | No | 26,947 | 0.67 |
| FS-NILFS2 | .*/fs/nilfs2/.* | No | 16,215 | 0.49 |
| FS-NTFS | .*/fs/ntfs/.* | No | 17,257 | 0.87 |
| FS-OCFS2 | .*/fs/ocfs2/.* | No | 67,231 | 0.65 |
| FS-PROC | .*/fs/proc/.* | No | 10,863 | 0.46 |
| FS-Reiserfs | .*/fs/reiserfs/.* | No | 21,535 | 0.42 |
| FS-UBIFS | .*/fs/ubifs/.* | No | 22,984 | 0.17 |
| FS-UDF | .*/fs/udf/.* | No | 8,694 | 0.35 |
| FS-UFS | .*/fs/ufs/.* | No | 5,781 | 0.86 |
| FS-XFS | .*/fs/xfs/.* | No | 92,425 | 0.32 |
| FS | .*/fs/.* | No | 252,944 | 0.51 |
| Drivers-ATA | .*/drivers/ata/.* | No | 50,832 | 0.31 |
| Drivers-ATM | .*/drivers/atm/.* | No | 31,431 | 0.45 |
| Drivers-Bluetooth | .*/drivers/bluetooth/.* | No | 18,277 | 0.27 |
| Drivers-char | .*/drivers/char/.* | No | 50,427 | 0.56 |
| GPU-GMA500 | .*/drivers/gpu/drm/gma500/.* | No | 22,002 | 0.64 |
| GPU-i915 | .*/drivers/gpu/drm/i915/.* | No | 152,659 | 0.62 |
| GPU-Nouveau | .*/drivers/gpu/drm/nouveau/.* | No | 136,290 | 0.82 |
| GPU-qxl | .*/drivers/gpu/drm/qxl/.* | No | 5,586 | 1.25 |
| GPU-Radeon | .*/drivers/gpu/drm/radeon/.* | No | 160,215 | 0.43 |
| Drivers-GPU | .*/drivers/gpu/.* | No | 1,381,819 | 0.16 |
| Drivers-HID | .*/drivers/hid/.* | No | 63,924 | 0.11 |
| Drivers-i2c | .*/drivers/i2c/.* | No | 40,168 | 0.15 |
| Drivers-HWMON | .*/drivers/hwmon/.* | No | 109,363 | 0.05 |
| Drivers-Infiniband | .*/drivers/infiniband/.* | No | 308,754 | 0.57 |
| Drivers-Input | .*/drivers/input/.* | No | 129,841 | 0.25 |
| Drivers-IDE | .*/drivers/ide/.* | No | 21,608 | 0.56 |
| Drivers-IIO | .*/drivers/iio/.* | No | 147,122 | 0.27 |
| Drivers-ISDN | .*/drivers/isdn/.* | No | 142,331 | 0.53 |
| Drivers-EDAC | .*/drivers/edac/.* | No | 23,403 | 0.51 |
| Drivers-Firewire | .*/drivers/firewire/.* | No | 11,017 | 0.18 |
| Drivers-MD | .*/drivers/md/.* | No | 92,294 | 0.64 |
| Drivers-MFD | .*/drivers/mfd/.* | No | 71,843 | 0.11 |
| Drivers-Media | .*/drivers/media/.* | No | 924,285 | 0.33 |
| Drivers-Message | .*/drivers/message/.* | No | 24,765 | 0.81 |
| Drivers-Platform | .*/drivers/platform/.* | No | 56,781 | 0.62 |
| Drivers-PCI | .*/drivers/pci/.* | No | 53,067 | 0.60 |
| Drivers-RTC | .*/drivers/rtc/.* | No | 47,727 | 0.36 |
| Drivers-TTY | .*/drivers/tty/.* | No | 95,667 | 0.26 |
| Ethernet-broadcom | .*/drivers/net/ethernet/broadcom/.* | No | 131,660 | 0.17 |
| Ethernet-DEC | .*/drivers/net/ethernet/dec/.* | No | 14,837 | 0.40 |
| Ethernet-Chelsio | .*/drivers/net/ethernet/chelsio/.* | No | 69,845 | 0.39 |
| Ethernet-Emulex | .*/drivers/net/ethernet/emulex/.* | No | 13,165 | 0.08 |
| Ethernet-Intel | .*/drivers/net/ethernet/intel/.* | No | 168,011 | 0.18 |
| Ethernet-Mellanox | .*/drivers/net/ethernet/mellanox/.* | No | 114,781 | 0.35 |
| Ethernet-Neterion | .*/drivers/net/ethernet/neterion/.* | No | 23,840 | 0.92 |
| Ethernet-QLogic | .*/drivers/net/ethernet/qlogic/.* | No | 115,376 | 0.58 |
| Ethernet-SFC | /drivers/net/ethernet/sfc/.* | No | 51,611 | 0.25 |
| Drivers-Ethernet | .*/drivers/net/ethernet/.* | No | 419,968 | 0.43 |
| Drivers-Misc | .*/drivers/misc/.* | No | 73,003 | 0.81 |
| Drivers-MTD | .*/drivers/mtd/.* | No | 100,095 | 0.50 |
| WIFI-Atheros | .*/drivers/net/wireless/ath/.* | No | 203,053 | 0.27 |
| 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 | 31,701 | 0.28 |
| Drivers-wireless | .*/drivers/net/wireless/.* | No | 625,636 | 0.55 |
| Drivers-Net | .*/drivers/net/.* | No | 250,584 | 0.55 |
| Drivers-MMC | .*/drivers/mmc/.* | No | 55,219 | 0.43 |
| Drivers-SPI | .*/drivers/spi/.* | No | 43,368 | 0.65 |
| Drivers-UWB | .*/drivers/uwb/.*.* | No | 7,857 | 1.53 |
| Drivers-Framebuffer | .*/drivers/video/.* | No | 175,069 | 0.41 |
| Drivers-Watchdog | .*/drivers/watchdog/.* | No | 29,768 | 0.40 |
| Drivers-Xen | .*/drivers/xen/.* | No | 22,544 | 1.33 |
| Staging-comedi | .*/drivers/staging/comedi/.* | No | 70,177 | 0.11 |
| Staging-iio | .*/drivers/staging/iio/.* | No | 10,639 | 0.28 |
| Staging-lustre | .*/drivers/staging/lustre/.* | No | 0 | N/A |
| Staging-media | .*/drivers/staging/media/.* | No | 34,079 | 0.79 |
| Staging-rtl8188eu | .*/drivers/staging/rtl8188eu/.* | No | 38,357 | 0.78 |
| Staging-rtl8192e | .*/drivers/staging/rtl8192e/.* | No | 24,460 | 0.37 |
| Staging-rtl8192u | .*/drivers/staging/rtl8192u/.* | No | 22,306 | 0.67 |
| Staging-rtl8712 | .*/drivers/staging/rtl8712/.* | No | 22,953 | 1.00 |
| Staging-vt6655 | .*/drivers/staging/vt6655/.* | No | 8,203 | 0.12 |
| Staging-rts5208 | .*/drivers/staging/rts5208/.* | No | 19,647 | 0.81 |
| Staging-unisys | .*/drivers/staging/unisys/.* | No | 3,017 | 0.00 |
| Staging-vt6656 | .*/drivers/staging/vt6656/.* | No | 5,498 | 0.73 |
| Drivers-Staging | .*/drivers/staging/.* | No | 308,666 | 0.49 |
| Drivers-USB | .*/drivers/usb/.* | No | 321,428 | 0.35 |
| SCSI-aic7xxx | .*/drivers/scsi/aic7xxx/.* | No | 30,039 | 0.50 |
| SCSI-be2iscsi | .*/drivers/scsi/be2iscsi/.* | No | 10,809 | 0.93 |
| SCSI-bfa | .*/drivers/scsi/bfa/.* | No | 42,520 | 0.68 |
| SCSI-bnx2fc | .*/drivers/scsi/bnx2fc/.* | No | 8,122 | 1.23 |
| SCSI-csiostor | .*/drivers/scsi/csiostor/.* | No | 12,782 | 0.86 |
| SCSI-isci | .*/drivers/scsi/isci/.* | No | 13,293 | 0.75 |
| SCSI-lpfc | .*/drivers/scsi/lpfc/.* | No | 72,042 | 0.53 |
| SCSI-megaraid | .*/drivers/scsi/megaraid/.* | No | 16,793 | 0.60 |
| SCSI-mpt2sas | .*/drivers/scsi/mpt2sas/.* | No | 0 | N/A |
| SCSI-mpt3sas | .*/drivers/scsi/mpt3sas/.* | No | 26,562 | 0.64 |
| SCSI-pm8001 | .*/drivers/scsi/pm8001/.* | No | 13,611 | 0.73 |
| SCSI-qla2xxx | .*/drivers/scsi/qla2xxx/.* | No | 63,539 | 0.85 |
| SCSI-qla4xxx | .*/drivers/scsi/qla4xxx/.* | No | 21,832 | 0.64 |
| Drivers-SCSI | .*/drivers/scsi/.* | No | 290,875 | 0.56 |
| Drivers-target | .*/drivers/target/.* | No | 45,851 | 0.68 |
| Drivers-NFC | /drivers/nfc/.* | No | 19,163 | 0.57 |
| Drivers | .*/drivers/.* | No | 776,116 | 0.40 |
| Net-802 | .*/net/802.*/.* | No | 4,221 | 0.71 |
| Net-Bluetooth | .*/net/bluetooth/.* | No | 44,990 | 0.38 |
| Net-bridge | .*/net/bridge/.* | No | 17,911 | 0.61 |
| Net-CAIF | .*/net/caif/.* | No | 5,102 | 1.96 |
| Net-Core | .*/net/core/.* | No | 45,777 | 0.28 |
| Net-DCCP | .*/net/dccp/.* | No | 7,735 | 0.78 |
| Net-DECNET | .*/net/decnet/.* | No | 7,936 | 0.63 |
| Net-ipv4 | .*/net/ipv4/.* | No | 70,637 | 0.64 |
| Net-ipv6 | .*/net/ipv6/.* | No | 54,308 | 0.31 |
| Net-IRDA | .*/net/irda/.* | No | 0 | N/A |
| Net-mac80211 | .*/net/mac80211/.* | No | 48,012 | 0.44 |
| Net-NFC | .*/net/nfc/.* | No | 15,259 | 0.85 |
| Net-SCTP | .*/net/sctp/.* | No | 28,310 | 0.60 |
| Net-SunRPC | .*/net/sunrpc/.* | No | 31,644 | 0.32 |
| Net-sched | .*/net/sched/.* | No | 39,225 | 0.48 |
| Net-Wireless | .*/net/wireless/.* | No | 32,390 | 0.15 |
| Net-XFRM | .*/net/xfrm/.* | No | 11,118 | 0.81 |
| Networking | .*/net/.* | No | 335,303 | 0.51 |
| Tools | /tools/.* | No | 224,643 | 2.60 |
| arm64 | .*/arch/arm64/.* | No | 0 | N/A |
| arm | .*/arch/arm/.* | No | 1,264 | 0.00 |
| Powerpc | .*/arch/powerpc/.* | No | 0 | N/A |
| Other | .* | No | 712,769 | 0.16 |
CWE Top 25 defects
| ID | CWE-Name | Number of Defects |
|---|---|---|
| 120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | 115 |
| 190 | Integer Overflow or Wraparound | 294 |
| 327 | Use of a Broken or Risky Cryptographic Algorithm | 6 |
| 676 | Use of Potentially Dangerous Function | 5 |
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About Coverity Scan Static Analysis
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Coverity Scan tests every line of code and potential execution path. The root cause of each defect is clearly explained, making it easy to fix bugs.
