Multiple vulnerabilities in Microsoft Azure Linux (July 09, 2026)

unknownpublic exploitCVE-2026-53138 CVE-2026-53163 CVE-2026-53361 CVE-2026-53362 CVE-2026-53157 CVE-2026-52909

Multiple vulnerabilities have been discovered in Microsoft Azure Linux. They allow an attacker to cause an unspecified security issue.

CSIRTS triage

vendor: Microsoft product: Azure LinuxOther

What: Multiple vulnerabilities allow an attacker to cause an unspecified security issue.
Who is affected: Deployments of Microsoft Azure Linux are affected.
Urgency: Remediation urgency is unknown due to unspecified severity.
Action: Stay updated with Microsoft advisories for patches.

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

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Details

Source: CERT-FR Avis de sécurité (FR · national-cert · site)
Severity: unknown
Published: 2026-07-09
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0855/

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-2026-531380.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-531630.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-533610.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-533620.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-531570.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529090.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-533250.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-531510.46% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 38% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-529280.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-53138	coverage & exploitation status	NVD · CVE.org
CVE-2026-53163	coverage & exploitation status	NVD · CVE.org
CVE-2026-53361	coverage & exploitation status	NVD · CVE.org
CVE-2026-53362	coverage & exploitation status	NVD · CVE.org
CVE-2026-53157	coverage & exploitation status	NVD · CVE.org
CVE-2026-52909	coverage & exploitation status	NVD · CVE.org
CVE-2026-53325	coverage & exploitation status	NVD · CVE.org
CVE-2026-53151	coverage & exploitation status	NVD · CVE.org
CVE-2026-52928	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

unknownUSN-8630-5: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu
high[UPDATE] [high] Linux Kernel: Multiple vulnerabilitiescert-bund
medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilitiescert-bund
medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow unspecified attackcert-bund
medium[NEW] [medium] Linux Kernel: Multiple vulnerabilitiescert-bund
unknownUSN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilitiesubuntu
unknownUSN-8663-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu
unknownUSN-8630-4: Linux kernel (AWS) vulnerabilitiesubuntu
unknownUSN-8660-1: Linux kernel vulnerabilitiesubuntu
unknownUSN-8630-3: Linux kernel (Oracle) vulnerabilitiesubuntu
unknownUSN-8629-3: Linux kernel (HWE) vulnerabilitiesubuntu
unknownUSN-8629-2: Linux kernel (AWS) vulnerabilitiesubuntu

Recent advisories for Microsoft Azure 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.

unknownMultiple vulnerabilities in Microsoft Azure Linux (July 15, 2026)cert-fr-avis · 2026-07-15
unknownMultiple vulnerabilities in Microsoft Azure Linux (July 10, 2026)cert-fr-avis · 2026-07-10
unknownMultiple vulnerabilities in Microsoft Azure Linux (July 7, 2026)cert-fr-avis · 2026-07-07
unknownMultiple vulnerabilities in Microsoft Azure Linux (June 29, 2026)cert-fr-avis · 2026-06-29
unknownMultiple vulnerabilities in Microsoft Azure Linux (June 25, 2026)cert-fr-avis · 2026-06-25
unknownMultiple vulnerabilities in Microsoft Azure Linux (June 24, 2026)cert-fr-avis · 2026-06-24