Medium severity · published Mar 15, 2017
CVE-2017-5579
Memory leak in the serial_exit_core function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory…
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
Memory leak in the serial_exit_core function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
QE
Qemu · Qemu
through 2.8.1.1; 2.9.0; 2.9.0; 2.9.0; 2.9.0; 2.9.0; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-5579
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-5579
git.qemu-project.org
http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=8409dc884a201bf74b30a9d232b6bbdd00cb7e2b
Mailing List
http://www.openwall.com/lists/oss-security/2017/01/24/8
Mailing List
http://www.openwall.com/lists/oss-security/2017/01/25/3
Third Party Advisory
http://www.securityfocus.com/bid/95780
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2392
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408
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