{"id":"CVE-2026-16243","state":"PUBLISHED","title":"Eclipse OMR : arraycmp SIMD implementation does not check if the number of bytes to compare is zero","description":"In Eclipse OMR versions up to 0.11, the arraycmp SIMD implementation for Z and P does not check if the number of bytes to compare is zero.","publishedAt":"2026-07-21T17:46:25.674Z","updatedAt":"2026-07-22T19:02:01.222Z","severity":{"score":5.7,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L","source":"eclipse"},"assigner":"eclipse","products":["Eclipse Foundation Eclipse OMR"],"affected":[{"vendor":"Eclipse Foundation","product":"Eclipse OMR","defaultStatus":"unaffected","versions":[{"version":"0.1","status":"affected","lessThan":"0.11","versionType":"custom"},{"version":"0","status":"unaffected","lessThan":"0.1","versionType":"custom"},{"version":"0.11","status":"unaffected","versionType":"custom"}]}],"references":["https://github.com/eclipse-omr/omr/pull/8349","https://github.com/eclipse-omr/omr/pull/8348","https://gitlab.eclipse.org/security/cve-assignment/-/work_items/195"],"weaknesses":["CWE-125"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/16xxx/CVE-2026-16243.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16243","state":"PUBLISHED","datePublished":"2026-07-21T17:46:25.674Z","dateUpdated":"2026-07-22T19:02:01.222Z","assignerShortName":"eclipse","assignerOrgId":"e51fbebd-6053-4e49-959f-1b94eeb69a2c","dateReserved":"2026-07-20T06:42:55.700Z"},"containers":{"cna":{"title":"Eclipse OMR : arraycmp SIMD implementation does not check if the number of bytes to compare is zero","descriptions":[{"lang":"en","value":"In Eclipse OMR versions up to 0.11, the arraycmp SIMD implementation for Z and P does not check if the number of bytes to compare is zero."}],"affected":[{"vendor":"Eclipse Foundation","product":"Eclipse OMR","defaultStatus":"unaffected","versions":[{"version":"0.1","status":"affected","lessThan":"0.11","versionType":"custom"},{"version":"0","status":"unaffected","lessThan":"0.1","versionType":"custom"},{"version":"0.11","status":"unaffected","versionType":"custom"}]}],"references":[{"url":"https://github.com/eclipse-omr/omr/pull/8349"},{"url":"https://github.com/eclipse-omr/omr/pull/8348"},{"url":"https://gitlab.eclipse.org/security/cve-assignment/-/work_items/195"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"LOW","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":5.7,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","lang":"en","description":"CWE-125 Out-of-bounds read","type":"CWE"}]}],"providerMetadata":{"shortName":"eclipse","orgId":"e51fbebd-6053-4e49-959f-1b94eeb69a2c","dateUpdated":"2026-07-21T17:46:25.674Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-22T19:01:37.631454Z","id":"CVE-2026-16243","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-22T19:02:01.222Z"}}]}}}