{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49566", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T02:21:30.410Z", "datePublished": "2025-02-26T02:23:11.749Z", "dateUpdated": "2025-02-26T02:23:11.749Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-02-26T02:23:11.749Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: qat - fix memory leak in RSA\n\nWhen an RSA key represented in form 2 (as defined in PKCS #1 V2.1) is\nused, some components of the private key persist even after the TFM is\nreleased.\nReplace the explicit calls to free the buffers in qat_rsa_exit_tfm()\nwith a call to qat_rsa_clear_ctx() which frees all buffers referenced in\nthe TFM context."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/crypto/qat/qat_common/qat_asym_algs.c"], "versions": [{"version": "879f77e9071f029e1c9bd5a75814ecf51370f846", "lessThan": "a843925e0287eebb4aa808666bf22c664dfe4c53", "status": "affected", "versionType": "git"}, {"version": "879f77e9071f029e1c9bd5a75814ecf51370f846", "lessThan": "0f967fdc09955221a1951a279481b0bf4d359941", "status": "affected", "versionType": "git"}, {"version": "879f77e9071f029e1c9bd5a75814ecf51370f846", "lessThan": "80a52e1ee7757b742f96bfb0d58f0c14eb6583d0", "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/crypto/qat/qat_common/qat_asym_algs.c"], "versions": [{"version": "4.8", "status": "affected"}, {"version": "0", "lessThan": "4.8", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.58", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.18.15", "lessThanOrEqual": "5.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.19", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/a843925e0287eebb4aa808666bf22c664dfe4c53"}, {"url": "https://git.kernel.org/stable/c/0f967fdc09955221a1951a279481b0bf4d359941"}, {"url": "https://git.kernel.org/stable/c/80a52e1ee7757b742f96bfb0d58f0c14eb6583d0"}], "title": "crypto: qat - fix memory leak in RSA", "x_generator": {"engine": "bippy-5f407fcff5a0"}}}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "AB678193-5BC5-499F-BD00-0B0AD62C511F", "versionEndExcluding": "5.15.58", "versionStartIncluding": "4.8", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EAD6B571-194C-43A2-A4AB-F68F869D13BC", "versionEndExcluding": "5.18.15", "versionStartIncluding": "5.16", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: qat - fix memory leak in RSA\n\nWhen an RSA key represented in form 2 (as defined in PKCS #1 V2.1) is\nused, some components of the private key persist even after the TFM is\nreleased.\nReplace the explicit calls to free the buffers in qat_rsa_exit_tfm()\nwith a call to qat_rsa_clear_ctx() which frees all buffers referenced in\nthe TFM context."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: crypto: qat - reparar p\u00e9rdida de memoria en RSA Cuando se utiliza una clave RSA representada en formato 2 (como se define en PKCS #1 V2.1), algunos componentes de la clave privada persisten incluso despu\u00e9s de que se libere el TFM. Reemplace las llamadas expl\u00edcitas para liberar los b\u00faferes en qat_rsa_exit_tfm() con una llamada a qat_rsa_clear_ctx() que libera todos los b\u00faferes a los que se hace referencia en el contexto del TFM."}], "id": "CVE-2022-49566", "lastModified": "2025-03-10T21:19:26.347", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-02-26T07:01:32.333", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0f967fdc09955221a1951a279481b0bf4d359941"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/80a52e1ee7757b742f96bfb0d58f0c14eb6583d0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a843925e0287eebb4aa808666bf22c664dfe4c53"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: crypto: qat - fix memory leak in RSA", "id": "2347943", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2347943"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\ncrypto: qat - fix memory leak in RSA\nWhen an RSA key represented in form 2 (as defined in PKCS #1 V2.1) is\nused, some components of the private key persist even after the TFM is\nreleased.\nReplace the explicit calls to free the buffers in qat_rsa_exit_tfm()\nwith a call to qat_rsa_clear_ctx() which frees all buffers referenced in\nthe TFM context."], "name": "CVE-2022-49566", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "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": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49566\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49566\nhttps://lore.kernel.org/linux-cve-announce/2025022605-CVE-2022-49566-66a0@gregkh/T"], "threat_severity": "Moderate"}