[NEW] [medium] Red Hat Enterprise Linux (open-iscsi): Vulnerability Enables Denial of Service

A remote, anonymous attacker can exploit a vulnerability in Red Hat Enterprise Linux to conduct a denial of service attack.

CSIRTS triage

What: A remote denial of service vulnerability exists in open-iscsi on Red Hat Enterprise Linux.
Who is affected: RHEL systems running open-iscsi that are accessible from the network.
Urgency: Medium severity; remote DoS can disrupt iSCSI storage connectivity.
Action: Update open-iscsi package via Red Hat package management to the patched version.

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

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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-2026-559950.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.

CVE	CSIRTS overview	External
CVE-2026-55995	coverage & exploitation status	NVD · CVE.org

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