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CVE-2022-32189GO-2022-0537BIT-GOLANG-2022-32189

Panic when decoding Float and Rat types in math/big

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.17.13, 1.18.5
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

A too-short encoded message can cause a panic in Float.GobDecode and Rat GobDecode in math/big in Go before 1.17.13 and 1.18.5, potentially allowing a denial of service.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • math/big

    fixed in 1.17.13; From 1.18.0-0 · fixed in 1.18.5

  • golangBitnami

    fixed in 1.17.13; From 1.18.0 · fixed in 1.18.5

  • stdlibGo

    fixed in 1.17.13; From 1.18.0-0 · fixed in 1.18.5

References 5

go.dev

go.googlesource.com

groups.google.com

pkg.go.dev