Sceawere

Vulnerability Detail

CVE-2026-83600 Verified Sceawere Triage Sources: NVD / CISA KEV

Vulnerability Metadata

Severity
Medium
Score / CVSS
6.5
Creation Date
2h ago
Vendor
netdata
Product
netdata
Attack Type
CWE-193: Off-by-one Error
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Complexity
LOW

Narrative and Response

Description

Netdata is an open source observability tool. Prior to 2.10.4, an authenticated child agent can send an oversized CHART SLOT value that str2ull_encoded passes to pluginsd_rrdset_cache_put_to_slot in src/plugins.d/pluginsd_internals.h. The accepted slot drives reallocz to request an approximately 16 GiB chart-pointer array, and allocation failure invokes fatal and aborts the parent Netdata agent, repeatedly disabling centralized monitoring while stream access persists. This issue is fixed in version 2.10.4 and nightly build 2.10.0-782-nightly.

Executive Summary

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Technical Details

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Mitigations

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References

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Additional Metadata

{
  "score": "6.5",
  "pubDate": "2026-09-22T17:17:26.103Z",
  "pubdate": "2026-09-22T17:17:26.103Z"
}