What’s Vulnerable › Vulnerabilities

CVE-2018-5748

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-01-25 · updated 2026-06-17
• Weakness: CWE-400

Description

qemu/qemu_monitor.c in libvirt allows attackers to cause a denial of service (memory consumption) via a large QEMU reply.

Affected products

• Debian Linux: 7.0, 8.0, 9.0
• RedHat Enterprise Linux Desktop: 6.0, 7.0
• RedHat Enterprise Linux Server: 6.0, 7.0
• RedHat Enterprise Linux Server Aus: 7.6
• RedHat Enterprise Linux Server Eus: 7.5, 7.6
• RedHat Enterprise Linux Server Tus: 7.6
• RedHat Enterprise Linux Workstation: 6.0, 7.0
• libvirt: all versions

References

• http://www.securityfocus.com/bid/102825
• https://access.redhat.com/errata/RHSA-2018:1396
• https://access.redhat.com/errata/RHSA-2018:1929
• https://lists.debian.org/debian-lts-announce/2018/03/msg00018.html
• https://www.debian.org/security/2018/dsa-4137
• https://www.redhat.com/archives/libvir-list/2018-January/msg00527.html
• http://www.securityfocus.com/bid/102825
• https://access.redhat.com/errata/RHSA-2018:1396
• https://access.redhat.com/errata/RHSA-2018:1929
• https://lists.debian.org/debian-lts-announce/2018/03/msg00018.html
• https://www.debian.org/security/2018/dsa-4137
• https://www.redhat.com/archives/libvir-list/2018-January/msg00527.html

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