What is RHSA-2021:4112?

RHSA-2021:4112 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: virt:av and virt-devel:av security and bug fix update

Which CVE IDs does RHSA-2021:4112 cover?

RHSA-2021:4112 covers the following CVE IDs: CVE-2021-3748. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2021:4112?

RHSA-2021:4112 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2021:4112MediumCVSS 7.5

Red Hat Security Advisory: virt:av and virt-devel:av security and bug fix update

Vendor

Red Hat Product Security

Published

November 3, 2021

Last Modified

June 26, 2026

🔗 CVE IDs covered (1)

CVE-2021-3748 →

📋 Description

CVE-2021-3748 — QEMU: virtio-net: heap use-after-free in virtio_net_receive_rcu

🔗 References (7)

selfhttps://access.redhat.com/errata/RHSA-2021:4112
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=1993308
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=1998514
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2005425
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2012223
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_4112.json