Double Free Affecting go1.25-openssl-race package, versions <1.25.12-160000.1.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.81% (53rd percentile)

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  • Snyk IDSNYK-SLES1600-GO125OPENSSLRACE-18000128
  • published17 Jul 2026
  • disclosed13 Jul 2026

Introduced: 13 Jul 2026

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

How to fix?

Upgrade SLES:16.0.0 go1.25-openssl-race to version 1.25.12-160000.1.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream go1.25-openssl-race package and not the go1.25-openssl-race package as distributed by SLES. See How to fix? for SLES:16.0.0 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.

References

CVSS Base Scores

version 3.1