CVE-2026-53362: Linux Kernel Unspecified Vulnerability

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.

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This report contains official claims from a government or institutional source and may not be independently verified.

Threat HighOfficial ClaimGovernmentConf ConfirmedUnited States · North AmericaPublishedCISA

Original publisher

CISA

Original source URL

https://git.kernel.org/stable/c/14200d435af9a9eeb444f529fc2f689a236b7962

Source country

United States

Reporting region

North America

Language

Institution

CISA

Published (UTC)

Aug 27, 2026, 12:00 AM

Ingested (UTC)

Aug 28, 2026, 4:35 AM

Verification

Official Claim

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CVE-2026-53362: Linux Kernel Unspecified Vulnerability
Vendor/project: Linux
Product: Kernel
Date added to KEV: 2026-08-27
Due date: 2026-08-30
Known ransomware use: Unknown
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. 

Required action:
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.

Notes:
This vulnerability affects an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: ; https://git.kernel.org/stable/c/14200d435af9a9eeb444f529fc2f689a236b7962; https://git.kernel.org/stable/c/65fb14cbebb0cd0eff903a22d33537ddc8b95769; https://git.kernel.org/stable/c/46f201f8b4c39633a1fa3dc12459f506d470993d; https://git.kernel.org/stable/c/6374fb9edf72c67a118a2c214a0dddd04c921e0a; https://git.kernel.org/stable/c/e9eacf19281ea2498b36291b56c9606118c2d74e; https://git.kernel.org/stable/c/736b380e28d0480c7bc3e022f1950f31fe53a7c5 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-53362
CISA KEV catalog entry for CVE-2026-53362
Original source: https://git.kernel.org/stable/c/14200d435af9a9eeb444f529fc2f689a236b7962

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