CVE-2017-8379

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-05-23 · updated 2026-06-17
Weakness: CWE-772

Description

Memory leak in the keyboard input event handlers support in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) by rapidly generating large keyboard events.

Affected products

Debian Linux: 8.0
QEMU: through 2.9.1
OpenStack: 6.0, 7.0, 8, 9, 10, 11

References

http://www.openwall.com/lists/oss-security/2017/05/03/2
http://www.securityfocus.com/bid/98277
https://access.redhat.com/errata/RHSA-2017:2408
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg05599.html
https://security.gentoo.org/glsa/201706-03
http://www.openwall.com/lists/oss-security/2017/05/03/2
http://www.securityfocus.com/bid/98277
https://access.redhat.com/errata/RHSA-2017:2408
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg05599.html
https://security.gentoo.org/glsa/201706-03

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