CVE-2026-53362
Linux Kernel Unspecified Vulnerability
Exploited in the wild
This vulnerability is on the CISA Known Exploited Vulnerabilities list, added 2026-08-27. Federal due date: 2026-08-30.
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.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux | from 773ba4fe9104a64a54d1c00f0fb6ffb95def2b03 before 736b380e28d0480c7bc3e022f1950f31fe53a7c5 from 773ba4fe9104a64a54d1c00f0fb6ffb95def2b03 before 14200d435af9a9eeb444f529fc2f689a236b7962 from 773ba4fe9104a64a54d1c00f0fb6ffb95def2b03 before 6374fb9edf72c67a118a2c214a0dddd04c921e0a Versions patch: 6.1.177, 6.0, patch: 6.6.144 |
| Linux | Linux Kernel | from 6.0 before 6.1.177 from 6.2 before 6.6.144 from 6.7 before 6.12.95 from 6.13 before 6.18.38 from 6.19 before 7.1.3 |
| Siemens | Simatic S7-1500 Tm Mfp Firmware | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- CISA KEV catalog
- 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
- https://cert-portal.siemens.com/productcert/html/ssa-784472.html
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-53362