{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-0822", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-01-09T18:24:23.935Z", "datePublished": "2026-01-10T13:32:08.881Z", "dateUpdated": "2026-01-10T13:32:08.881Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-01-10T13:32:08.881Z"}, "title": "quickjs-ng quickjs quickjs.c js_typed_array_sort heap-based overflow", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-122", "lang": "en", "description": "Heap-based Buffer Overflow"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption"}]}], "affected": [{"vendor": "quickjs-ng", "product": "quickjs", "versions": [{"version": "0.1", "status": "affected"}, {"version": "0.2", "status": "affected"}, {"version": "0.3", "status": "affected"}, {"version": "0.4", "status": "affected"}, {"version": "0.5", "status": "affected"}, {"version": "0.6", "status": "affected"}, {"version": "0.7", "status": "affected"}, {"version": "0.8", "status": "affected"}, {"version": "0.9", "status": "affected"}, {"version": "0.10", "status": "affected"}, {"version": "0.11.0", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability was identified in quickjs-ng quickjs up to 0.11.0. This issue affects the function js_typed_array_sort of the file quickjs.c. The manipulation leads to heap-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The identifier of the patch is 53eefbcd695165a3bd8c584813b472cb4a69fbf5. To fix this issue, it is recommended to deploy a patch."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-01-09T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-01-09T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-01-09T19:29:44.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "mcsky23 (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.340356", "name": "VDB-340356 | quickjs-ng quickjs quickjs.c js_typed_array_sort heap-based overflow", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.340356", "name": "VDB-340356 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.731783", "name": "Submit #731783 | quickjs-ng quickjs v0.11.0 Heap-based Buffer Overflow", "tags": ["third-party-advisory"]}, {"url": "https://github.com/quickjs-ng/quickjs/issues/1297", "tags": ["issue-tracking"]}, {"url": "https://github.com/quickjs-ng/quickjs/pull/1298", "tags": ["issue-tracking"]}, {"url": "https://github.com/quickjs-ng/quickjs/issues/1297#issue-3780006202", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/quickjs-ng/quickjs/commit/53eefbcd695165a3bd8c584813b472cb4a69fbf5", "tags": ["patch"]}], "tags": ["x_open-source"]}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was identified in quickjs-ng quickjs up to 0.11.0. This issue affects the function js_typed_array_sort of the file quickjs.c. The manipulation leads to heap-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The identifier of the patch is 53eefbcd695165a3bd8c584813b472cb4a69fbf5. To fix this issue, it is recommended to deploy a patch."}], "id": "CVE-2026-0822", "lastModified": "2026-01-10T14:15:50.087", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2026-01-10T14:15:50.087", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/quickjs-ng/quickjs/commit/53eefbcd695165a3bd8c584813b472cb4a69fbf5"}, {"source": "cna@vuldb.com", "url": "https://github.com/quickjs-ng/quickjs/issues/1297"}, {"source": "cna@vuldb.com", "url": "https://github.com/quickjs-ng/quickjs/issues/1297#issue-3780006202"}, {"source": "cna@vuldb.com", "url": "https://github.com/quickjs-ng/quickjs/pull/1298"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?ctiid.340356"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?id.340356"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?submit.731783"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}, {"lang": "en", "value": "CWE-122"}], "source": "cna@vuldb.com", "type": "Primary"}]}

{"bugzilla": {"description": "quickjs-ng: quickjs-ng: Heap-based buffer overflow in js_typed_array_sort function", "id": "2428463", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2428463"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "(CWE-119|CWE-122)", "details": ["A flaw was found in quickjs-ng. A remote attacker could exploit a heap-based buffer overflow vulnerability by manipulating the `js_typed_array_sort` function in `quickjs.c`. This could lead to information disclosure, denial of service, or potentially arbitrary code execution. An exploit for this vulnerability is publicly available."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}, "name": "CVE-2026-0822", "public_date": "2026-01-10T13:32:08Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-0822\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-0822\nhttps://github.com/quickjs-ng/quickjs/commit/53eefbcd695165a3bd8c584813b472cb4a69fbf5\nhttps://github.com/quickjs-ng/quickjs/issues/1297\nhttps://github.com/quickjs-ng/quickjs/issues/1297#issue-3780006202\nhttps://github.com/quickjs-ng/quickjs/pull/1298\nhttps://vuldb.com/?ctiid.340356\nhttps://vuldb.com/?id.340356\nhttps://vuldb.com/?submit.731783"], "statement": "This vulnerability is rated Moderate for Red Hat. A heap-based buffer overflow in the `js_typed_array_sort` function of `quickjs.c` in `quickjs-ng` can be exploited remotely with user interaction. This flaw could lead to information disclosure, denial of service, or arbitrary code execution in affected Red Hat Community Projects, such as `radare2` in EPEL and Fedora.", "threat_severity": "Important"}

{}