What is RHSA-2021:3439?

RHSA-2021:3439 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: kernel-rt security and bug fix update

Which CVE IDs does RHSA-2021:3439 cover?

RHSA-2021:3439 covers the following CVE IDs: CVE-2021-3715. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2021:3439?

RHSA-2021:3439 has a CVSS v3 base score of 7.8, published by Red Hat Product Security.

RHSA-2021:3439MediumCVSS 7.8

Red Hat Security Advisory: kernel-rt security and bug fix update

Vendor

Red Hat Product Security

Published

September 7, 2021

Last Modified

June 25, 2026

🔗 CVE IDs covered (1)

CVE-2021-3715 →

📋 Description

CVE-2021-3715 — kernel: use-after-free in route4_change() in net/sched/cls_route.c

🔗 References (4)

selfhttps://access.redhat.com/errata/RHSA-2021:3439
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=1993988
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_3439.json