4.4

CVE-2016-7421

The pvscsi_ring_pop_req_descr function in hw/scsi/vmw_pvscsi.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit process IO loop to the ring size.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Qemu ≫ Qemu Version <= 2.7.1
Debian ≫ Debian Linux Version8.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.41% 0.321
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.4 0.8 3.6
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 2.1 3.9 2.9
AV:L/AC:L/Au:N/C:N/I:N/A:P
CWE-834 Excessive Iteration

The product performs an iteration or loop without sufficiently limiting the number of times that the loop is executed.

https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
Third Party Advisory
Mailing List
https://security.gentoo.org/glsa/201609-01
Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=d251157ac1928191af851d199a9ff255d330bec9
http://www.openwall.com/lists/oss-security/2016/09/16/3
Third Party Advisory
Mailing List
http://www.openwall.com/lists/oss-security/2016/09/16/9
Third Party Advisory
Mailing List
http://www.securityfocus.com/bid/92998
Third Party Advisory
VDB Entry
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03609.html
Patch
Third Party Advisory