{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43317", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:56.001Z", "datePublished": "2026-05-08T13:26:12.899Z", "dateUpdated": "2026-05-08T13:26:12.899Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-08T13:26:12.899Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmost: core: fix leak on early registration failure\n\nA recent commit fixed a resource leak on early registration failures but\nfor some reason left out the first error path which still leaks the\nresources associated with the interface.\n\nFix up also the first error path so that the interface is always\nreleased on errors."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/most/core.c"], "versions": [{"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c", "lessThan": "bbfe49ffb892bddf32c34bea95b7ff0fc30affb5", "status": "affected", "versionType": "git"}, {"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c", "lessThan": "f1ba620f9e8d7291f80c0554e4b820f5fb30e819", "status": "affected", "versionType": "git"}, {"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c", "lessThan": "5fd4396c2e48e90cc2597a86c18227d56ea845f0", "status": "affected", "versionType": "git"}, {"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c", "lessThan": "2c198c272f9c9213b0fdf6b4a879f445c574f416", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/most/core.c"], "versions": [{"version": "5.6", "status": "affected"}, {"version": "0", "lessThan": "5.6", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.75", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.16", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.6", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "6.18.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/bbfe49ffb892bddf32c34bea95b7ff0fc30affb5"}, {"url": "https://git.kernel.org/stable/c/f1ba620f9e8d7291f80c0554e4b820f5fb30e819"}, {"url": "https://git.kernel.org/stable/c/5fd4396c2e48e90cc2597a86c18227d56ea845f0"}, {"url": "https://git.kernel.org/stable/c/2c198c272f9c9213b0fdf6b4a879f445c574f416"}], "title": "most: core: fix leak on early registration failure", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmost: core: fix leak on early registration failure\n\nA recent commit fixed a resource leak on early registration failures but\nfor some reason left out the first error path which still leaks the\nresources associated with the interface.\n\nFix up also the first error path so that the interface is always\nreleased on errors."}], "id": "CVE-2026-43317", "lastModified": "2026-05-08T14:16:40.243", "metrics": {}, "published": "2026-05-08T14:16:40.243", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2c198c272f9c9213b0fdf6b4a879f445c574f416"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5fd4396c2e48e90cc2597a86c18227d56ea845f0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bbfe49ffb892bddf32c34bea95b7ff0fc30affb5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f1ba620f9e8d7291f80c0554e4b820f5fb30e819"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: most: core: fix leak on early registration failure", "id": "2468090", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2468090"}, "csaw": false, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel, specifically within the 'most: core' component. This vulnerability involves a resource leak that occurs during early registration failures. When an early registration fails, the resources associated with the interface are not properly released. This can lead to resource exhaustion and potentially result in a Denial of Service (DoS) condition."], "name": "CVE-2026-43317", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43317\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43317\nhttps://lore.kernel.org/linux-cve-announce/2026050818-CVE-2026-43317-a9bf@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[723de0f9171eeb49a3ae98cae82ebbbb992b3a7c,bbfe49ffb892bddf32c34bea95b7ff0fc30affb5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[723de0f9171eeb49a3ae98cae82ebbbb992b3a7c,f1ba620f9e8d7291f80c0554e4b820f5fb30e819)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[723de0f9171eeb49a3ae98cae82ebbbb992b3a7c,5fd4396c2e48e90cc2597a86c18227d56ea845f0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[723de0f9171eeb49a3ae98cae82ebbbb992b3a7c,2c198c272f9c9213b0fdf6b4a879f445c574f416)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "5.6"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,5.6)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.75,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.16,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.19.6,6.20.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.0,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-05-08T20:00:12.760988+00:00", "title": "Linux Kernel Resource Leak on Early Interface Registration Failure", "updated": "2026-05-09T03:30:24.702208+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}