CVE-2026-53362: Linux Kernel Unspecified Vulnerability

Required action (CISA's text)

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Description (NVD)

Linux Kernel contains an unspecified vulnerability that can allow for privilege escalation via IPv6 networking subsystem. This vulnerability can impact multiple products, including but not limited to Suse, Red Hat, and other products using Linux.

SOURCES

• CISA KEVCISA Known Exploited Vulnerabilities catalog

Other Linux flaws

• CVE-2026-46300: Linux Kernel Missing Initialization of a Variable Vulnerability
• CVE-2026-53266: Linux Kernel Out-of-Bounds Write Vulnerability
• CVE-2025-39964: Linux Kernel Race Condition Vulnerability
• CVE-2025-39682: Linux Kernel Improper Check for Unusual or Exceptional Conditions Vulnerability
• CVE-2022-0995: Linux Kernel Out-of-Bounds Write Vulnerability

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.