{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-50215", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-10-21T19:36:19.971Z", "datePublished": "2024-11-09T10:14:27.043Z", "dateUpdated": "2024-12-19T09:35:36.619Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-12-19T09:35:36.619Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet-auth: assign dh_key to NULL after kfree_sensitive\n\nctrl->dh_key might be used across multiple calls to nvmet_setup_dhgroup()\nfor the same controller. So it's better to nullify it after release on\nerror path in order to avoid double free later in nvmet_destroy_auth().\n\nFound by Linux Verification Center (linuxtesting.org) with Svace."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/nvme/target/auth.c"], "versions": [{"version": "7a277c37d3522e9b2777d762bbbcecafae2b1f8d", "lessThan": "c94e965f766321641ec38e4eece9ce8884543244", "status": "affected", "versionType": "git"}, {"version": "7a277c37d3522e9b2777d762bbbcecafae2b1f8d", "lessThan": "c60af16e1d6cc2237d58336546d6adfc067b6b8f", "status": "affected", "versionType": "git"}, {"version": "7a277c37d3522e9b2777d762bbbcecafae2b1f8d", "lessThan": "e61bd51e44409495d75847e9230736593e4c8710", "status": "affected", "versionType": "git"}, {"version": "7a277c37d3522e9b2777d762bbbcecafae2b1f8d", "lessThan": "d2f551b1f72b4c508ab9298419f6feadc3b5d791", "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/nvme/target/auth.c"], "versions": [{"version": "6.0", "status": "affected"}, {"version": "0", "lessThan": "6.0", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.116", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.60", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11.7", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/c94e965f766321641ec38e4eece9ce8884543244"}, {"url": "https://git.kernel.org/stable/c/c60af16e1d6cc2237d58336546d6adfc067b6b8f"}, {"url": "https://git.kernel.org/stable/c/e61bd51e44409495d75847e9230736593e4c8710"}, {"url": "https://git.kernel.org/stable/c/d2f551b1f72b4c508ab9298419f6feadc3b5d791"}], "title": "nvmet-auth: assign dh_key to NULL after kfree_sensitive", "x_generator": {"engine": "bippy-5f407fcff5a0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E7D25224-2296-4A2E-82C2-8E43B890E506", "versionEndExcluding": "6.1.116", "versionStartIncluding": "6.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "75088E5E-2400-4D20-915F-7A65C55D9CCD", "versionEndExcluding": "6.6.60", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E96F53A4-5E87-4A70-BD9A-BC327828D57F", "versionEndExcluding": "6.11.7", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*", "matchCriteriaId": "3C95E234-D335-4B6C-96BF-E2CEBD8654ED", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*", "matchCriteriaId": "E0F717D8-3014-4F84-8086-0124B2111379", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:*", "matchCriteriaId": "24DBE6C7-2AAE-4818-AED2-E131F153D2FA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet-auth: assign dh_key to NULL after kfree_sensitive\n\nctrl->dh_key might be used across multiple calls to nvmet_setup_dhgroup()\nfor the same controller. So it's better to nullify it after release on\nerror path in order to avoid double free later in nvmet_destroy_auth().\n\nFound by Linux Verification Center (linuxtesting.org) with Svace."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nvmet-auth: asignar dh_key a NULL despu\u00e9s de que kfree_sensitive ctrl->dh_key se pudiera usar en varias llamadas a nvmet_setup_dhgroup() para el mismo controlador. Por lo tanto, es mejor anularlo despu\u00e9s de la liberaci\u00f3n en la ruta de error para evitar una doble liberaci\u00f3n m\u00e1s adelante en nvmet_destroy_auth(). Encontrado por Linux Verification Center (linuxtesting.org) con Svace."}], "id": "CVE-2024-50215", "lastModified": "2024-11-13T17:35:17.697", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "[email protected]", "type": "Primary"}]}, "published": "2024-11-09T11:15:06.893", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c60af16e1d6cc2237d58336546d6adfc067b6b8f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c94e965f766321641ec38e4eece9ce8884543244"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d2f551b1f72b4c508ab9298419f6feadc3b5d791"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e61bd51e44409495d75847e9230736593e4c8710"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-415"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: nvmet-auth: assign dh_key to NULL after kfree_sensitive", "id": "2324875", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2324875"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-415", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnvmet-auth: assign dh_key to NULL after kfree_sensitive\nctrl->dh_key might be used across multiple calls to nvmet_setup_dhgroup()\nfor the same controller. So it's better to nullify it after release on\nerror path in order to avoid double free later in nvmet_destroy_auth().\nFound by Linux Verification Center (linuxtesting.org) with Svace."], "name": "CVE-2024-50215", "package_state": [{"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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-11-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-50215\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-50215\nhttps://lore.kernel.org/linux-cve-announce/2024110924-CVE-2024-50215-0155@gregkh/T"], "statement": "This issue is considered to be a moderate impact flaw, as the exploitation for this will need an ADMIN (or ROOT) privilege (PR:H).", "threat_severity": "Moderate"}