[$] Managing the kernel CVE flood
We recently looked at how the kernel community is dealing with the firehose of vulnerability reports, but said little about how users of the kernel…
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| Factor | Weight | Score | Contribution | Where it came from |
|---|---|---|---|---|
| Corroboration | 0.35 | 0.39 | +0.135 25% | 1 independent org on the story. Tier-3 aggregators never corroborate — they can show something is circulating, never that it is true. |
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| Freshness | 0.20 | 0.96 | +0.193 36% | Halves every 10 hours from the newest item on the story. This is the only factor that rewards a story for nothing more than being recent. |
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AWS engineers Dylan Johnson and Justinien Bouron presented at the 2026 Linux Plumbers Conference on how their organization handles the volume of kernel vulnerability disclosures. The presentation examined the practical challenges of maintaining security across AWS infrastructure while managing the constant stream of CVE reports affecting the Linux kernel.
The kernel community has traditionally recommended running current kernel versions as the primary defense against vulnerabilities. However, according to the AWS engineers' discussion, this approach only partially addresses the problem of managing the flood of CVE disclosures that organizations now face.
The presentation highlighted the gap between the kernel community's standard guidance and the real-world constraints that large infrastructure operators encounter when responding to vulnerability reports. The engineers discussed their organization's perspective on balancing security updates with operational stability across their systems.
What happened
We recently looked at how the kernel community is dealing with the firehose of vulnerability reports, but said little about how users of the kernel are responding. At the 2026 Linux Plumbers Conference, Amazon employees Dylan Johnson and Justinien Bouron discussed the problem from the point of view of engineers trying to keep AWS running and secure in the face of a storm of CVE disclosures. The kernel community's longstanding advice is to run current kernels, and that turns out to work — sort of.
How this story arrived
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- 01 Lwn first seen [$] Managing the kernel CVE flood
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