Allocation of Resources Without Limits or Throttling Affecting x509-certificate-exporter package, versions <3.20.1-r2


Severity

Recommended
0.0
high
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.62% (46th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-X509CERTIFICATEEXPORTER-16030763
  • published14 Apr 2026
  • disclosed8 Apr 2026

Introduced: 8 Apr 2026

CVE-2026-32283  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Chainguard x509-certificate-exporter to version 3.20.1-r2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream x509-certificate-exporter package and not the x509-certificate-exporter package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

If one side of the TLS connection sends multiple key update messages post-handshake in a single record, the connection can deadlock, causing uncontrolled consumption of resources. This can lead to a denial of service. This only affects TLS 1.3.

References

CVSS Base Scores

version 3.1