[UPDATE] [high] Oracle Linux: Multiple vulnerabilities

highCVE-2026-41676 CVE-2026-41677 CVE-2026-41678 CVE-2026-41681

An attacker can exploit multiple vulnerabilities in Oracle Linux to conduct a denial of service attack and execute arbitrary code.

CSIRTS triage

vendor: Oracle product: Linux Denial of service Remote code execution

What: Multiple vulnerabilities enable denial of service and arbitrary code execution.
Who is affected: Oracle Linux systems of unspecified versions.
Urgency: High severity with RCE capability; patched status unclear; prioritize remediation.
Action: Apply Oracle Linux security updates immediately for the affected CVEs.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-04
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1657

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-416760.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-416770.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 22% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-416780.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 16% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-416810.36% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 29% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-41676	coverage & exploitation status	NVD · CVE.org
CVE-2026-41677	coverage & exploitation status	NVD · CVE.org
CVE-2026-41678	coverage & exploitation status	NVD · CVE.org
CVE-2026-41681	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownMultiple vulnerabilities in ClamAV (July 2, 2026)cert-fr-avis

Recent advisories for Oracle Linux

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownUSN-8570-2: Linux kernel (Oracle) vulnerabilitiesubuntu · 2026-07-28
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