KEV Entry

CVE-2026-53362

Known Exploited Vulnerability Entry CISA

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Entry Details
Confirmed Exploited

CVE-2026-53362

2026-08-27 00:00 UTC

Timestamps

2026-08-27

2026-08-27

Scope

Linux Kernel Unspecified Vulnerability | Affected: Linux / Kernel | Description: 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. | Due date: 2026-08-30 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): 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

References
  • {'id': 'CVE-2026-53362', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2026-53362'}

85b928b3-3e79-43a9-a3cd-cf71c00a1843

CISA
405284c2-e461-4670-8979-7fd2c9755a60

2026-08-27 18:00 UTC

2026-08-27 18:00 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [],
  "date_added": "2026-08-27",
  "due_date": "2026-08-30",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Kernel",
  "vendorProject": "Linux",
  "vulnerabilityName": "Linux Kernel Unspecified Vulnerability"
}
 -
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