CVE-2026-16243

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/eclipse-omr/omr/pull/8348	Issue Tracking Patch
https://github.com/eclipse-omr/omr/pull/8349	Issue Tracking Patch
https://gitlab.eclipse.org/security/cve-assignment/-/work_items/195	Broken Link

Configurations

Configuration 1 (hide)

cpe:2.3:a:eclipse:omr:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-07-21 18:16

Updated : 2026-08-11 19:06

NVD link : CVE-2026-16243

Mitre link : CVE-2026-16243

CVE.ORG link : CVE-2026-16243

JSON object : View

Products Affected

eclipse

omr

CWE

CWE-125

Out-of-bounds Read

{"id": "CVE-2026-16243", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-16243", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-22T19:01:37.631454Z"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "emo@eclipse.org", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "ACTIVE", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "emo@eclipse.org", "affectedData": [{"vendor": "Eclipse Foundation", "product": "Eclipse OMR", "versions": [{"status": "affected", "version": "0.1", "lessThan": "0.11", "versionType": "custom"}, {"status": "unaffected", "version": "0", "lessThan": "0.1", "versionType": "custom"}, {"status": "unaffected", "version": "0.11", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-07-21T18:16:56.727", "references": [{"url": "https://github.com/eclipse-omr/omr/pull/8348", "tags": ["Issue Tracking", "Patch"], "source": "emo@eclipse.org"}, {"url": "https://github.com/eclipse-omr/omr/pull/8349", "tags": ["Issue Tracking", "Patch"], "source": "emo@eclipse.org"}, {"url": "https://gitlab.eclipse.org/security/cve-assignment/-/work_items/195", "tags": ["Broken Link"], "source": "emo@eclipse.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "emo@eclipse.org", "description": [{"lang": "en", "value": "CWE-125"}]}], "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."}], "lastModified": "2026-08-11T19:06:59.637", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:eclipse:omr:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6BCD50E4-ACB2-4CDC-99C4-9BADF94D09BD", "versionEndIncluding": "0.10.0", "versionStartIncluding": "0.1.0"}], "operator": "OR"}]}], "sourceIdentifier": "emo@eclipse.org"}