CVE-2018-17963critical
Description
qemu_deliver_packet_iov in net/net.c in Qemu accepts packet sizes greater than INT_MAX, which allows attackers to cause a denial of service or possibly have unspecified other impact.
References
https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03267.html
http://www.openwall.com/lists/oss-security/2018/10/08/1
https://www.debian.org/security/2018/dsa-4338
https://usn.ubuntu.com/3826-1/
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
https://access.redhat.com/errata/RHSA-2019:2166
https://access.redhat.com/errata/RHSA-2019:2425
https://access.redhat.com/errata/RHSA-2019:2553
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg06054.html
Details
Source: MITRE
Published: 2018-10-09
Updated: 2021-08-04
Type: CWE-190
Risk Information
CVSS v2
Base Score: 7.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 10
Severity: HIGH
CVSS v3
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9
Severity: CRITICAL