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CVE-2026-36499

A missing upper-bound check in the udpif_set_threads() function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service (DoS) via resource exhaustion.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:77257e5936bde1789d999f3f12cfb3a39f819916d4782cd634402ba5ca9ad798
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

{"description":"n/a","lang":"en","type":"text"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3ba4379a806d02d13d9239ae7ce38da700abbf92e1ff3815e09bdddeabe6e78c · sha256:b38c8762d28b0dac… · /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:v2:3ba4379a806d02d13d9239ae7ce38da700abbf92e1ff3815e09bdddeabe6e78c · sha256:b38c8762d28b0dac… · /containers/adp/0/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:3ba4379a806d02d13d9239ae7ce38da700abbf92e1ff3815e09bdddeabe6e78c · sha256:b38c8762d28b0dac… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3ba4379a806d02d13d9239ae7ce38da700abbf92e1ff3815e09bdddeabe6e78c · sha256:b38c8762d28b0dac… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"description":"n/a","lang":"en","type":"text"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3ba4379a806d02d13d9239ae7ce38da700abbf92e1ff3815e09bdddeabe6e78c · sha256:b38c8762d28b0dac… · /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:v2:3ba4379a806d02d13d9239ae7ce38da700abbf92e1ff3815e09bdddeabe6e78c · sha256:b38c8762d28b0dac… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/majdlatah/OVS-Other-Config-Bug"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3ba4379a806d02d13d9239ae7ce38da700abbf92e1ff3815e09bdddeabe6e78c · sha256:b38c8762d28b0dac… · /containers/adp/0/references/0
{"url":"https://github.com/majdlatah/OVS-Other-Config-Bug"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3ba4379a806d02d13d9239ae7ce38da700abbf92e1ff3815e09bdddeabe6e78c · sha256:b38c8762d28b0dac… · /containers/cna/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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