Integer Underflow Affecting telegraf-1.38 package, versions <1.38.4-r17


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.45% (38th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-TELEGRAF138-18392695
  • published30 Jul 2026
  • disclosed28 Jul 2026

Introduced: 28 Jul 2026

NewCVE-2026-54345  (opens in a new tab)
CWE-191  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Chainguard telegraf-1.38 to version 1.38.4-r17 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream telegraf-1.38 package and not the telegraf-1.38 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

gopacket provides packet processing capabilities for Go. In version 1.6.0 and earlier, the Diameter AVP decoder computes an AVP data length by subtracting a fixed header size from an attacker-controlled AVP Length field, so a vendor-flagged AVP whose Length is smaller than the 12-byte header underflows the unsigned 32-bit value and drives an unbounded allocation of roughly 4 GiB, and two such messages in succession OOM-kill a collector, causing an unauthenticated remote denial of service. This issue is fixed in version 1.6.1.

CVSS Base Scores

version 3.1