CVE-2019-12068

In QEMU 1:4.1-1, 1:2.1+dfsg-12+deb8u6, 1:2.8+dfsg-6+deb9u8, 1:3.1+dfsg-8~deb10u1, 1:3.1+dfsg-8+deb10u2, and 1:2.1+dfsg-12+deb8u12 (fixed), when executing script in lsi_execute_script(), the LSI scsi adapter emulator advances 's->dsp' index to read next opcode. This can lead to an infinite loop if the next opcode is empty. Move the existing loop exit after 10k iterations so that it covers no-op opcodes as well.
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Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:1\:4.1-1:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:a:qemu:qemu:1\:2.1\+dfsg-12\+deb8u6:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:a:qemu:qemu:1\:2.8\+dfsg-6\+deb9u8:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
OR cpe:2.3:a:qemu:qemu:1\:3.1\+dfsg-8\+deb10u2:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:1\:3.1\+dfsg-8\~deb10u1:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Configuration 5 (hide)

OR cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

Information

Published : 2019-09-24 13:15

Updated : 2020-07-26 07:15


NVD link : CVE-2019-12068

Mitre link : CVE-2019-12068


JSON object : View

CWE
CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

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Products Affected

debian

  • debian_linux

canonical

  • ubuntu_linux

opensuse

  • leap

qemu

  • qemu