[UPDATE] [high] Red Hat Enterprise Linux AI: Vulnerability enables code execution

highCVE-2026-55971

A local attacker can exploit a vulnerability in Red Hat Enterprise Linux AI to execute arbitrary code and thereby possibly gain complete control over the affected system, compromise data, or cause a denial-of-service condition.

CSIRTS triage

vendor: Red Hat product: Enterprise Linux AI Remote code execution Privilege escalation Denial of service

What: A vulnerability in Red Hat Enterprise Linux AI allows local attackers to execute arbitrary code and gain complete system control.
Who is affected: Red Hat Enterprise Linux AI deployments are affected by local attackers with system access.
Urgency: High severity; local code execution with potential system compromise and denial of service requires immediate remediation.
Action: Apply the security patch for Red Hat Enterprise Linux AI addressing CVE-2026-55971.

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

⚡ Watch Enterprise Linux AI

Get an email when a new Enterprise Linux AI advisory drops — max one per day, one-click unsubscribe.

Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-07
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-2026-2629

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.

Moderate exploitation riskCVE-2026-559711.0% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 61% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-55971	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

criticalCVE-2026-55971: Heap-based Buffer Overflow vulnerability in Apache Thrift C++ bindings. This issue affects Apa…nvd

Recent advisories for Red Hat Enterprise

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.

medium[NEW] [medium] Red Hat Enterprise Linux (gpsd): Vulnerability enables code executioncert-bund · 2026-08-07
medium[NEW] [medium] Red Hat Enterprise Linux AI (libaom): Multiple vulnerabilitiescert-bund · 2026-08-07
high[NEW] [high] Red Hat Enterprise Linux (sssd, glib, c-ares): Multiple vulnerabilitiescert-bund · 2026-08-07
medium[UPDATE] [medium] Red Hat Enterprise Linux (libyang): Vulnerability allows Denial of Servicecert-bund · 2026-08-07
high[UPDATE] [high] Red Hat Enterprise Linux (urllib3): Multiple vulnerabilities allow denial of servicecert-bund · 2026-08-07
high[UPDATE] [high] Red Hat Enterprise Linux (freeipmi): Vulnerability allows code executioncert-bund · 2026-08-06