What is RHSA-2026:38504?

RHSA-2026:38504 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: container-tools:rhel8 security update

Which CVE IDs does RHSA-2026:38504 cover?

RHSA-2026:38504 covers the following CVE IDs: CVE-2026-33811, CVE-2026-39835, CVE-2026-57231. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:38504?

RHSA-2026:38504 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2026:38504HighCVSS 7.5

Red Hat Security Advisory: container-tools:rhel8 security update

Vendor

Red Hat Product Security

Published

July 13, 2026

Last Modified

July 13, 2026

🔗 CVE IDs covered (3)

CVE-2026-33811 →CVE-2026-39835 →CVE-2026-57231 →

📋 Description

CVE-2026-33811 — net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME CVE-2026-39835 — golang.org/x/crypto/ssh: golang: golang.org/x/crypto/ssh: Denial of Service via crafted SSH certificate CVE-2026-57231 — podman: Podman: Information disclosure via malicious container image environment variables

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2026:38504
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2467822
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2480680
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2493620
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_38504.json