{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2023-6546", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-6546", "idYear": 2023, "status": "PUBLISHED", "publishedAt": "2023-12-21T20:01:03.217Z", "updatedAt": "2026-08-06T19:08:45.886Z", "importedAt": "2026-10-24T01:57:03.413Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "Kernel: gsm multiplexing race condition leads to privilege escalation", "summary": "A race condition was found in the GSM 0710 tty multiplexor in the Linux kernel. This issue occurs when two threads execute the GSMIOC_SETCONF ioctl on the same tty file descriptor with the gsm line discipline enabled, and can lead to a use-after-free problem on a struct gsm_dlci while restarting the gsm mux. This could allow a local unprivileged user to escalate their privileges on the system.", "affected": [ { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "packageName": "kernel-rt", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-513.24.1.rt7.326.el8_9", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-513.24.1.el8_9", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "packageName": "kpatch-patch", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-193.136.1.el8_2", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-305.134.1.el8_4", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "packageName": "kernel-rt", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-305.134.1.rt7.210.el8_4", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-305.134.1.el8_4", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-305.134.1.el8_4", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "packageName": "kpatch-patch", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Extended Update Support", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-372.93.1.el8_6", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Extended Update Support", "packageName": "kpatch-patch", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.8 Extended Update Support", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-477.55.1.el8_8", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.8 Extended Update Support", "packageName": "kpatch-patch", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:5.14.0-427.13.1.el9_4", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:5.14.0-427.13.1.el9_4", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.0 Extended Update Support", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:5.14.0-70.93.2.el9_0", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.0 Extended Update Support", "packageName": "kernel-rt", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:5.14.0-70.93.1.rt21.165.el9_0", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.0 Extended Update Support", "packageName": "kpatch-patch", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.2 Extended Update Support", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:5.14.0-284.55.1.el9_2", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.2 Extended Update Support", "packageName": "kernel-rt", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:5.14.0-284.55.1.rt14.340.el9_2", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.2 Extended Update Support", "packageName": "kpatch-patch", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 8", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [ { "version": "0:4.18.0-372.93.1.el8_6", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/cluster-logging-operator-bundle", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v5.7.13-16", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/cluster-logging-rhel8-operator", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v5.7.13-7", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/elasticsearch6-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v6.8.1-408", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/elasticsearch-operator-bundle", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v5.7.13-19", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/elasticsearch-proxy-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v1.0.0-480", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/elasticsearch-rhel8-operator", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v5.7.13-9", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/eventrouter-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v0.4.0-248", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/fluentd-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v1.14.6-215", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/kibana6-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v6.8.1-431", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/log-file-metric-exporter-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v1.1.0-228", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/logging-curator5-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v5.8.1-471", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/logging-loki-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v2.9.6-15", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/logging-view-plugin-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v5.7.13-3", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/loki-operator-bundle", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v5.7.13-27", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/loki-rhel8-operator", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v5.7.13-12", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/lokistack-gateway-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v0.1.0-527", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/opa-openshift-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v0.1.0-225", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "RHOL-5.7-RHEL-8", "packageName": "openshift-logging/vector-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected", "versions": [ { "version": "v0.28.1-57", "status": "unaffected", "versionType": "rpm", "lessThan": "*" } ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 6", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7", "packageName": "kernel", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7", "packageName": "kernel-rt", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "versions": [] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "packageName": "kernel-rt", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected", "versions": [] } ] } } }