What is RHSA-2026:26528?

RHSA-2026:26528 is a security advisory published by Red Hat Product Security with Critical severity. Red Hat Security Advisory: OpenShift Container Platform 4.12.92 bug fix and security update

Which CVE IDs does RHSA-2026:26528 cover?

RHSA-2026:26528 covers the following CVE IDs: CVE-2026-43037, CVE-2026-35385, CVE-2026-39979, CVE-2026-40164. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:26528?

RHSA-2026:26528 has a CVSS v3 base score of 8.8, published by Red Hat Product Security.

RHSA-2026:26528CriticalCVSS 8.8

Red Hat Security Advisory: OpenShift Container Platform 4.12.92 bug fix and security update

Vendor

Red Hat Product Security

Published

June 25, 2026

Last Modified

July 6, 2026

🔗 CVE IDs covered (4)

CVE-2026-43037 →CVE-2026-35385 →CVE-2026-39979 →CVE-2026-40164 →

📋 Description

CVE-2026-35385 — OpenSSH: OpenSSH: Privilege escalation via scp legacy protocol when not preserving file mode CVE-2026-39979 — jq: out-of-bounds read in jv_parse_sized() on error formatting for non-NUL-terminated buffers CVE-2026-40164 — jq: jq: Denial of Service via crafted JSON object causing hash collisions CVE-2026-43037 — kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err()

🔗 References (7)

selfhttps://access.redhat.com/errata/RHSA-2026:26528
externalhttps://access.redhat.com/security/updates/classification/#critical
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2454469
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2458077
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2458084
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2464351
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_26528.json