Vulnerability DatabaseCVE-2018-17963
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CVE-2018-17963
Published:October 09, 2018
Updated:May 17, 2026
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.
Related Resources (12)
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
https://access.redhat.com/errata/RHSA-2019:2425
https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03267.html
https://usn.ubuntu.com/3826-1/
https://access.redhat.com/security/cve/CVE-2018-17963
https://security-tracker.debian.org/tracker/CVE-2018-17963
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg06054.html
https://access.redhat.com/errata/RHSA-2019:2166
https://www.debian.org/security/2018/dsa-4338
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-17963
http://www.openwall.com/lists/oss-security/2018/10/08/1
https://access.redhat.com/errata/RHSA-2019:2553
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Integer Overflow or Wraparound
CWE-190
EPSS
Base Score:
1.45