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CVE-2026-7734

A vulnerability has been found in osrg GoBGP up to 4.3.0. This impacts the function SRv6L3ServiceAttribute.DecodeFromBytes of the file pkg/packet/bgp/prefix_sid.go of the component SRv6 L3 Service. Such manipulation of the argument data leads to denial of service. The attack may be performed from remote. Upgrading to version 4.4.0 will fix this issue. The name of the patch is f9f7b55ec258e514be0264871fa645a2c3edad11. You should upgrade the affected component.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:cdbcfecf906b266ea32f44b08f3dd3f79e6e662b32d5404e08ebcc0b41aea1d4
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":6.9,"baseSeverity":"MEDIUM","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/E:X","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/metrics/0/cvssV4_0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:osrg:gobgp:*:*:*:*:*:*:*:*"],"modules":["SRv6 L3 Service"],"product":"GoBGP","vendor":"osrg","versions":[{"status":"affected","version":"4.0"},{"status":"affected","version":"4.1"},{"status":"affected","version":"4.2"},{"status":"affected","version":"4.3.0"},{"status":"unaffected","version":"4.4.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":6.9,"baseSeverity":"MEDIUM","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/E:X","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-404","description":"Denial of Service","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/problemTypes/0/descriptions/0

Source references

6 source assertions
{"tags":["product"],"url":"https://github.com/osrg/gobgp/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/references/5
{"tags":["patch"],"url":"https://github.com/osrg/gobgp/commit/f9f7b55ec258e514be0264871fa645a2c3edad11"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/references/3
{"tags":["patch"],"url":"https://github.com/osrg/gobgp/releases/tag/v4.4.0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/references/4
{"name":"Submit #807581 | GoBGP 4.3.0 Infinite Loop","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/807581"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/references/2
{"name":"VDB-360909 | osrg GoBGP SRv6 L3 Service prefix_sid.go SRv6L3ServiceAttribute.DecodeFromBytes denial of service","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/360909"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/references/0
{"name":"VDB-360909 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/360909/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:91f13c86fbce772cd8e3f9c90feae867590ce852a4cc2d67309526e3a07e5bd3 · sha256:dafe253e73283d3c… · /containers/cna/references/1

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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