Multiple vulnerabilities in Red Hat Enterprise Linux (capstone) and OpenShift (rhcos) allowing code execution, DoS, file manipulation, and information disclosure

72% confidence

Description

Multiple vulnerabilities in Red Hat Enterprise Linux (capstone) and Red Hat OpenShift (rhcos) can be exploited by an attacker to execute arbitrary code, perform denial of service attacks, manipulate files, and disclose information.

Affected Products

Vendor	Product	Versions
red hat	red hat enterprise linux (capstone) and openshift (rhcos)	—

Related News (1 articles)

Tier B

BSI Advisories1d ago

[UPDATE] [mittel] Red Hat Enterprise Linux (capstone) und OpenShift (rhcos): Mehrere Schwachstellen

→ No new info (linked only)

CISA KEV❌ No

Actively exploited❌ No

PublishedApr 8, 2026

Last enriched1d ago

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Related CVEs (5)

HIGHCVE-2026-4634EXP

Keycloak: keycloak: denial of service via excessive processing of openid connect scope parameters

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HIGHCVE-2026-4636EXP

Keycloak: keycloak: uma policy bypass allows authenticated users to gain unauthorized access to victim-owned resources.

Trending: 41

NONECVE-2026-4282EXP

Keycloak: keycloak: privilege escalation via forged authorization codes due to singleuseobjectprovider isolation flaw

Trending: 35

NONECVE-2026-3872EXP

Keycloak: keycloak: information disclosure due to redirect_uri validation bypass

Trending: 35

NONECVE-2026-4878

Libcap: libcap: privilege escalation via toctou race condition in cap_set_file()

Trending: 34

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Verification

State: reported

Confidence: 72%

Vulnerability Timeline

CVE Published

Apr 8, 2026

Discovered by ZDM

Apr 8, 2026