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CVE-2026-54345

gopacket provides packet processing capabilities for Go. In version 1.6.0 and earlier, the Diameter AVP decoder computes an AVP data length by subtracting a fixed header size from an attacker-controlled AVP Length field, so a vendor-flagged AVP whose Length is smaller than the 12-byte header underflows the unsigned 32-bit value and drives an unbounded allocation of roughly 4 GiB, and two such messages in succession OOM-kill a collector, causing an unauthenticated remote denial of service. This i
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:906c59ac41c152e3c5b4b62a409bb8583b43bfced07bcb41b4dc491669d4f673
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-191","description":"CWE-191: Integer Underflow (Wrap or Wraparound)","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"gopacket","vendor":"gopacket","versions":[{"status":"affected","version":"< 1.6.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-191","description":"CWE-191: Integer Underflow (Wrap or Wraparound)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/problemTypes/1/descriptions/0

Source references

4 source assertions
{"name":"https://github.com/gopacket/gopacket/commit/145859d0eaee1a6f5925ffb93851c976449c3311","tags":["x_refsource_MISC"],"url":"https://github.com/gopacket/gopacket/commit/145859d0eaee1a6f5925ffb93851c976449c3311"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/references/1
{"name":"https://github.com/gopacket/gopacket/releases/tag/v1.6.1","tags":["x_refsource_MISC"],"url":"https://github.com/gopacket/gopacket/releases/tag/v1.6.1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/references/2
{"name":"https://github.com/gopacket/gopacket/security/advisories/GHSA-6r28-9ppf-4hj5","tags":["x_refsource_CONFIRM"],"url":"https://github.com/gopacket/gopacket/security/advisories/GHSA-6r28-9ppf-4hj5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/gopacket/gopacket/security/advisories/GHSA-6r28-9ppf-4hj5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b1c9203c2816d3cd358fb78cb5e18bdfdc423902c1cd8094401e57a09cd60885 · sha256:14bfc19b54c4a656… · /containers/adp/0/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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