NULL Pointer Dereference Affecting blobfuse2-fips package, versions <2.4.2-r14


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.63% (51st percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-BLOBFUSE2FIPS-17161923
  • published4 Jun 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-39836  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Chainguard blobfuse2-fips to version 2.4.2-r14 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream blobfuse2-fips package and not the blobfuse2-fips package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

The Dial and LookupPort functions panic on Windows when provided with an input containing a NUL (0).

CVSS Base Scores

version 3.1