Double Free Affecting opentelemetry-collector package, versions <0:0.152.1-1.el10_2


Severity

Recommended
0.0
high
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.81% (53rd percentile)

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  • Snyk IDSNYK-ROCKY10-OPENTELEMETRYCOLLECTOR-17884248
  • published8 Jul 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-33811  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:10 opentelemetry-collector to version 0:0.152.1-1.el10_2 or higher.
This issue was patched in RLSA-2026:34357.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opentelemetry-collector package and not the opentelemetry-collector package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:10 relevant fixed versions and status.

When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash.

CVSS Base Scores

version 3.1