Coverity Scan: QEMU

Project Name QEMU
Lines of code analyzed 1,874,331
On Coverity Scan since Apr 17, 2013
Last build analyzed 3 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: v4.2.0-785-g3e08b2b9cb

Jan 21, 2020
Last Analyzed
1,874,331
Lines of Code Analyzed
0.01
Defect Density

Defect changes since previous build dated Jan 07, 2020

9
Newly detected
8
Eliminated

Defects by status for current build

1,478
Total defects
10
Outstanding
1,083
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 5,455 0.00
arm (/include)?/hw/arm/.*|(/include)?/hw/.*/(arm|allwinner-a10|bcm28|digic|exynos|imx|omap|stellaris|pxa2xx|versatile|zynq|cadence).*|/hw/net/xgmac.c|/hw/ssi/xilinx_spips.c|/target/arm/.* No 143,474 0.00
cris (/include)?/hw/cris/.*|/target/cris/.* No 6,168 0.00
hppa /target/hppa/.* No 5,753 0.00
i386 (/include)?/hw/i386/.*|/target/i386/.*|/hw/intc/[^/]*apic[^/]*\.c No 55,648 0.04
lm32 (/include)?/hw/lm32/.*|/target/lm32/.*|/hw/.*/(milkymist|lm32).* No 6,372 0.00
m68k (/include)?/hw/m68k/.*|/target/m68k/.*|(/include)?/hw(/.*)?/mcf.* No 15,297 0.00
microblaze (/include)?/hw/microblaze/.*|/target/microblaze/.* No 3,603 0.00
mips (/include)?/hw/mips/.*|/target/mips/.* No 50,210 0.00
nios2 (/include)?/hw/nios2/.*|/target/nios2/.* No 2,308 0.00
ppc (/include)?/hw/ppc/.*|/target/ppc/.*|/hw/pci-host/(uninorth.*|dec.*|prep.*|ppc.*)|/hw/misc/macio/.*|(/include)?/hw/.*/(xics|openpic|spapr).* No 84,858 0.00
riscv (/include)?/hw/riscv/.*|/target/riscv/.* No 10,306 0.00
s390 (/include)?/hw/s390x/.*|/target/s390x/.*|/hw/.*/s390_.* No 34,727 0.00
sh4 (/include)?/hw/sh4/.*|/target/sh4/.* No 6,107 0.00
sparc (/include)?/hw/sparc(64)?.*|/target/sparc/.*|/hw/.*/grlib.*|/hw/display/cg3.c No 18,357 0.00
tilegx /target/tilegx/.* No 4,100 0.00
tricore (/include)?/hw/tricore/.*|/target/tricore/.* No 12,518 0.00
unicore32 (/include)?/hw/unicore32/.*|/target/unicore32/.* No 3,063 0.00
9pfs /hw/9pfs/.*|/fsdev/.* No 12,116 0.00
audio (/include)?/(audio|hw/audio)/.* No 18,685 0.00
block /block.*|(/include?)(/hw)?/block/.*|(/include)?/hw/ide/.*|/qemu-(img|io).*|/(aio|async|thread-pool).* No 90,286 0.00
bt /bt.*|/hw/bt/.* No 0 N/A
char /qemu-char\.c|/include/sysemu/char\.h|(/include)?/hw/char/.* No 9,062 0.00
capstone /capstone/.* No 0 N/A
crypto (/include)?/crypto/.*|/hw/.*/crypto.* No 8,614 0.00
disas (/include)?/disas.* No 65,201 0.00
fpu (/include)?(/fpu|/libdecnumber)/.* No 15,893 0.00
io (/include)?/io/.* No 6,212 0.00
ipmi (/include)?/hw/ipmi/.* No 3,868 0.00
libvixl /disas/libvixl/.* No 0 N/A
migration (/include)?/migration/.* No 26,818 0.00
monitor /qapi.*|/qobject/.*|/monitor\..*|/[hq]mp\..* No 67,670 0.00
nbd /nbd/.*|/include/block/nbd.*|/qemu-nbd\.c No 6,464 0.00
net (/include)?(/hw)?/(net|rdma)/.* No 63,448 0.00
pci /hw/pci.*|/include/hw/pci.* No 12,855 0.00
qemu-ga /qga/.* No 8,574 0.00
scsi /hw/scsi/.*|/include/hw/scsi/.* No 27,516 0.00
slirp /.*slirp.* No 9,964 0.00
tcg /accel/tcg/.*|/replay/.*|/(.*/)?softmmu.* No 8,497 0.00
trace /.*trace.*\.[ch] No 53,961 0.00
ui (/include)?(/ui|/hw/display|/hw/input)/.* No 59,739 0.00
usb /hw/usb/.*|/include/hw/usb/.* No 29,299 0.00
user /linux-user/.*|/bsd-user/.*|/user-exec\.c|/thunk\.c|/include/exec/user/.* No 50,262 0.08
util /util/.*|/include/qemu/.* No 23,888 0.00
xen .*/xen.* No 16,956 0.00
(headers) /include/.* No 27,805 0.00
Other .* No 685,810 0.01

CWE Top 25 defects

ID CWE-Name Number of Defects
120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') 3
190 Integer Overflow or Wraparound 19
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