Coverity Scan: QEMU

Project Name QEMU
Lines of code analyzed 1,316,031
On Coverity Scan since Apr 17, 2013
Last build analyzed 10 days ago
   
Language C/C++
Repository URL git://git.qemu.org/qemu.git
Homepage URL http://www.qemu.org/
License GPL (GNU General Public License version )

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Analysis Metrics

Version: v2.9.0-730-gcdece0467c

May 18, 2017
Last Analyzed
1,316,031
Lines of Code Analyzed
0.02
Defect Density

Defect changes since previous build dated May 15, 2017

2
Newly detected
4
Eliminated

Defects by status for current build

1,256
Total defects
28
Outstanding
832
Fixed
See how defect density for 'QEMU' 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
alpha (/include)?/hw/alpha/.*|/target/alpha/.* No 5,468 0.00
arm (/include)?/hw/arm/.*|(/include)?/hw/.*/(arm|allwinner-a10|digic|exynos|imx|omap|stellaris|pxa2xx|versatile|zynq|cadence).*|/hw/net/xgmac.c|/hw/ssi/xilinx_spips.c|/target/arm/.* No 99,968 0.00
cris (/include)?/hw/cris/.*|/target/cris/.* No 6,309 0.00
hppa /target/hppa/.* No 4,052 0.00
i386 (/include)?/hw/i386/.*|/target/i386/.*|/hw/intc/[^/]*apic[^/]*\.c No 46,510 0.02
lm32 (/include)?/hw/lm32/.*|/target/lm32/.*|/hw/.*/(milkymist|lm32).* No 6,430 0.00
m68k (/include)?/hw/m68k/.*|/target/m68k/.*|(/include)?/hw(/.*)?/mcf.* No 8,232 0.00
microblaze (/include)?/hw/microblaze/.*|/target/microblaze/.* No 3,464 0.00
mips (/include)?/hw/mips/.*|/target/mips/.* No 36,867 0.00
nios2 (/include)?/hw/nios2/.*|/target/nios2/.* No 1,900 0.00
ppc (/include)?/hw/ppc/.*|/target/ppc/.*|/hw/pci-host/(uninorth.*|dec.*|prep.*|ppc.*)|/hw/misc/macio/.*|(/include)?/hw/.*/(xics|openpic|spapr).* No 70,689 0.04
s390 (/include)?/hw/s390x/.*|/target/s390x/.*|/hw/.*/s390_.* No 23,141 0.00
sparc (/include)?/hw/sparc(64)?.*|/target/sparc/.*|/hw/.*/grlib.*|/hw/display/cg3.c No 15,997 0.00
tilegx /target/tilegx/.* No 4,135 0.00
tricore (/include)?/hw/tricore/.*|/target/tricore/.* No 12,445 0.00
unicore32 (/include)?/hw/unicore32/.*|/target/unicore32/.* No 3,164 0.00
9pfs /hw/9pfs/.*|/fsdev/.* No 11,648 0.17
audio (/include)?/(audio|hw/audio)/.* No 18,505 0.00
block /block.*|(/include?)(/hw)?/block/.*|(/include)?/hw/ide/.*|/qemu-(img|io).*|/(aio|async|thread-pool).* No 69,780 0.10
bt /bt.*|/hw/bt/.* No 4,682 0.00
char /qemu-char\.c|/include/sysemu/char\.h|(/include)?/hw/char/.* No 7,867 0.00
crypto (/include)?/crypto/.* No 7,664 0.00
libvixl /disas/libvixl/.* No 10,929 0.00
disas (/include)?/disas.* No 37,712 0.00
fpu (/include)?(/fpu|/libdecnumber)/.* No 15,738 0.00
io (/include)?/io/.* No 4,867 0.00
ipmi (/include)?/hw/ipmi/.* No 3,146 0.00
migration (/include)?/migration/.* No 17,680 0.00
monitor /qapi.*|/qobject/.*|/monitor\..*|/[hq]mp\..* No 38,198 0.00
nbd /nbd/.*|/include/block/nbd.*|/qemu-nbd\.c No 2,752 0.00
net (/include)?(/hw)?/net/.* No 46,836 0.00
pci /hw/pci.*|/include/hw/pci.* No 11,303 0.00
qemu-ga /qga/.* No 7,939 0.00
scsi /hw/scsi/.*|/include/hw/scsi/.* No 22,457 0.00
slirp /.*slirp.* No 9,018 0.55
tcg /cpu-exec\..*|/translate-all\..*|/cputlb\..*|/tcg/.*|/include/exec/[^/]*|/softmmu.* No 16,956 0.00
trace /.*trace.*\.[ch] No 28,043 0.00
ui (/include)?(/ui|/hw/display|/hw/input)/.* No 50,716 0.02
usb /hw/usb/.*|/include/hw/usb/.* No 28,764 0.03
user /linux-user/.*|/bsd-user/.*|/user-exec\.c|/thunk\.c|/include/exec/user/.* No 35,616 0.03
util /util/.*|/include/qemu/.* No 18,826 0.05
xen .*/xen.* No 14,478 0.21
(headers) /include/.* No 17,552 0.00
Other .* No 408,555 0.01

CWE Top 25 defects

ID CWE-Name Number of Defects
120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') 2
190 Integer Overflow or Wraparound 2
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