Vulnerability CVE-2015-5239
Published: 2020-01-23

Description:
Integer overflow in the VNC display driver in QEMU before 2.1.0 allows attachers to cause a denial of service (process crash) via a CLIENT_CUT_TEXT message, which triggers an infinite loop.

Type:

CWE-835

 (Loop with Unreachable Exit Condition ('Infinite Loop'))

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
SUSE -> Linux enterprise debuginfo 
SUSE -> Linux enterprise desktop 
SUSE -> Linux enterprise server 
SUSE -> Linux enterprise software development kit 
QEMU -> QEMU 
Fedoraproject -> Fedora 
Canonical -> Ubuntu linux 

 References:
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.html
http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html
http://www.openwall.com/lists/oss-security/2015/09/02/7
http://www.ubuntu.com/usn/USN-2745-1
https://github.com/qemu/qemu/commit/f9a70e79391f6d7c2a912d785239ee8effc1922d
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