{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-6039","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","state":"PUBLISHED","assignerShortName":"redhat","dateReserved":"2023-11-08T19:23:55.857Z","datePublished":"2023-11-09T15:08:03.326Z","dateUpdated":"2025-02-27T20:34:12.368Z"},"containers":{"cna":{"title":"Kernel: use-after-free in drivers/net/usb/lan78xx.c in lan78xx_disconnect","metrics":[{"other":{"content":{"value":"Moderate","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS"}],"descriptions":[{"lang":"en","value":"A use-after-free flaw was found in lan78xx_disconnect in drivers/net/usb/lan78xx.c in the network sub-component, net/usb/lan78xx in the Linux Kernel. This flaw allows a local attacker to crash the system when the LAN78XX USB device detaches."}],"affected":[{"product":"Kernel","vendor":"n/a","versions":[{"version":"6.5-rc5","status":"unaffected"}]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 6","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:6"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 7","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:7"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 7","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel-rt","defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:7"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:8"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel-rt","defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:8"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:9"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel-rt","defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:9"]},{"product":"Fedora","vendor":"Fedora","collectionURL":"https://packages.fedoraproject.org/","packageName":"kernel","defaultStatus":"unaffected"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-6039","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2248755","name":"RHBZ#2248755","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://github.com/torvalds/linux/commit/1e7417c188d0a83fb385ba2dbe35fd2563f2b6f3"}],"datePublic":"2023-07-26T06:30:00.000Z","problemTypes":[{"descriptions":[{"cweId":"CWE-416","description":"Use After Free","lang":"en","type":"CWE"}]}],"x_redhatCweChain":"CWE-416: Use After Free","workarounds":[{"lang":"en","value":"Mitigation for this issue is to skip loading the affected module \"lan78xx\" onto the system till we have a fix available, this can be done by a blacklist mechanism, this will ensure the driver is not loaded at the boot time.\n~~~\nHow do I blacklist a kernel module to prevent it from loading automatically?\nhttps://access.redhat.com/solutions/41278 \n~~~"}],"timeline":[{"lang":"en","time":"2023-11-08T00:00:00.000Z","value":"Reported to Red Hat."},{"lang":"en","time":"2023-07-26T06:30:00.000Z","value":"Made public."}],"credits":[{"lang":"en","value":"Red Hat would like to thank Duoming Zhou for reporting this issue."}],"providerMetadata":{"orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat","dateUpdated":"2024-01-23T01:47:14.794Z"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T08:21:17.266Z"},"title":"CVE Program Container","references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-6039","tags":["vdb-entry","x_refsource_REDHAT","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2248755","name":"RHBZ#2248755","tags":["issue-tracking","x_refsource_REDHAT","x_transferred"]},{"url":"https://github.com/torvalds/linux/commit/1e7417c188d0a83fb385ba2dbe35fd2563f2b6f3","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-26T21:48:20.724521Z","id":"CVE-2023-6039","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-02-27T20:34:12.368Z"}}]}}