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PatchSiren cyber security CVE debrief

CVE-2014-0196 Linux CVE debrief

CVE-2014-0196 is a Linux kernel race condition vulnerability that CISA has listed in the Known Exploited Vulnerabilities (KEV) catalog. In the supplied corpus, CISA’s guidance is explicit: if the impacted product is end-of-life and still in use, it should be disconnected. No CVSS score, affected-version range, or patch details are provided in the supplied sources.

Vendor
Linux
Product
Kernel
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2023-05-12
Original CVE updated
2023-05-12
Advisory published
2023-05-12
Advisory updated
2023-05-12

Who should care

Linux administrators, embedded and appliance operators, cloud/virtualization teams running Linux kernels, and incident responders should care most. This is especially important for any environment that may still rely on end-of-life kernel builds.

Technical summary

The public corpus identifies the issue as a Linux kernel race condition vulnerability, but does not provide the affected subsystem, trigger conditions, version boundaries, or remediation details. The most concrete operational signal in the supplied material is that CISA placed it in the KEV catalog and notes that affected end-of-life systems should be disconnected if still in use.

Defensive priority

Immediate. KEV inclusion indicates known exploitation, and CISA’s supplied note directs defenders to disconnect any impacted end-of-life deployment that cannot be brought onto a supported, remediated kernel.

Recommended defensive actions

  • Inventory Linux systems to determine whether any are still running the impacted kernel line.
  • Prioritize isolation or disconnection of any end-of-life systems still exposed in production or reachable networks.
  • Apply vendor-supported kernel updates or mitigations where available, using the official advisories for the exact build in use.
  • Verify that asset management and patch compliance processes cover embedded, appliance, and virtualized Linux environments.
  • Monitor for signs of abuse on exposed systems and coordinate incident response if the kernel cannot be updated promptly.

Evidence notes

This debrief is based only on the supplied CVE record, the NVD/CVE official references, and the CISA KEV feed item. The corpus provides the KEV dateAdded of 2023-05-12 and the specific CISA note that the impacted product is end-of-life and should be disconnected if still in use. The corpus does not include CVSS, affected version ranges, or patch/fix details.

Official resources

Public-source defensive summary only. No exploit code, weaponization guidance, or unsupported technical claims are included. The supplied corpus does not provide version boundaries, severity scoring, or patch details.