CVE-2026-47326

{"id": "CVE-2026-47326", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-47326", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-28T19:20:50.758806Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@ubuntu.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "affected": [{"source": "security@ubuntu.com", "affectedData": [{"repo": "https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/", "vendor": "Canonical", "modules": ["AppArmor"], "product": "Ubuntu Linux", "versions": [{"status": "affected", "version": "6.8.0", "lessThan": "6.8.0-124.124", "versionType": "dpkg"}, {"status": "affected", "version": "6.17.0", "lessThan": "6.17.0-35.35", "versionType": "dpkg"}, {"status": "affected", "version": "7.0.0", "lessThan": "7.0.0-22.22", "versionType": "dpkg"}], "packageName": "linux", "collectionURL": "https://launchpad.net/ubuntu/+source/", "defaultStatus": "unaffected"}]}], "published": "2026-05-28T19:16:40.110", "references": [{"url": "https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=8d858ecb7e2e216ca2987302a04c266f2355fefe", "tags": ["Patch"], "source": "security@ubuntu.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@ubuntu.com", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a memory leak in the handling of big responses to AppArmor notifications. The bug can be triggered by an unprivileged local user. The memory leak could lead to resource exhaustion."}], "lastModified": "2026-06-17T10:54:30.830", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:24.04:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "62D1BEC7-1A71-4991-A1A5-0E3D282100EC"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:25.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "68D562DD-F22D-4310-93C7-7DE817104CAC"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:26.04:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2BB2642A-AA54-4949-A9FC-0E9673539350"}], "operator": "OR"}]}], "sourceIdentifier": "security@ubuntu.com"}