CVE-2026-47337

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AF_INET/AF_INET6 socket mediation. The bug can be triggered by an unprivileged local user. This can lead to a kernel oops.

CVSS v3 3.3 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=9f03f0012a2367efae1edb4798f1c5103aeb6cbc	Broken Link

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:6.8:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:6.17:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:7.0:::::::*

History

No history.

Information

Published : 2026-05-28 19:16

Updated : 2026-06-17 10:54

NVD link : CVE-2026-47337

Mitre link : CVE-2026-47337

CVE.ORG link : CVE-2026-47337

JSON object : View

Products Affected

canonical

ubuntu_linux

CWE

CWE-476

NULL Pointer Dereference

{"id": "CVE-2026-47337", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-47337", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-28T19:21:23.610809Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@ubuntu.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "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": "2026-05-28T19:16:42.560", "references": [{"url": "https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=9f03f0012a2367efae1edb4798f1c5103aeb6cbc", "tags": ["Broken Link"], "source": "security@ubuntu.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@ubuntu.com", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AF_INET/AF_INET6 socket mediation. The bug can be triggered by an unprivileged local user. This can lead to a kernel oops."}], "lastModified": "2026-06-17T10:54:31.970", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:6.8:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C0FE973-AED1-47AB-AA38-4F63BA724D8F"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:6.17:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D189E0FC-E80D-4B02-95C1-1D96A838E4E2"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C596C12C-917E-4E9A-8E5C-F97694C28A0F"}], "operator": "OR"}]}], "sourceIdentifier": "security@ubuntu.com"}