{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49819", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-05-01T14:05:17.227Z", "datePublished": "2025-05-01T14:09:41.606Z", "dateUpdated": "2025-05-04T08:46:00.339Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T08:46:00.339Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nocteon_ep: fix potential memory leak in octep_device_setup()\n\nWhen occur unsupported_dev and mbox init errors, it did not free oct->conf\nand iounmap() oct->mmio[i].hw_addr. That would trigger memory leak problem.\nAdd kfree() for oct->conf and iounmap() for oct->mmio[i].hw_addr under\nunsupported_dev and mbox init errors to fix the problem."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/marvell/octeon_ep/octep_main.c"], "versions": [{"version": "862cd659a6fbac664f1fcdd7149046040a7a7e9c", "lessThan": "67b65a0db8a7fdad43159819f41335497a4bb04f", "status": "affected", "versionType": "git"}, {"version": "862cd659a6fbac664f1fcdd7149046040a7a7e9c", "lessThan": "e4041be97b15302ebfffda8bbd45f3b2d096048f", "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/net/ethernet/marvell/octeon_ep/octep_main.c"], "versions": [{"version": "5.19", "status": "affected"}, {"version": "0", "lessThan": "5.19", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.10", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1", "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": "5.19", "versionEndExcluding": "6.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/67b65a0db8a7fdad43159819f41335497a4bb04f"}, {"url": "https://git.kernel.org/stable/c/e4041be97b15302ebfffda8bbd45f3b2d096048f"}], "title": "octeon_ep: fix potential memory leak in octep_device_setup()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "34351652-9335-4383-BE7F-D0AA497D8C41", "versionEndExcluding": "6.0.10", "versionStartIncluding": "5.19", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*", "matchCriteriaId": "E7E331DA-1FB0-4DEC-91AC-7DA69D461C11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*", "matchCriteriaId": "17F0B248-42CF-4AE6-A469-BB1BAE7F4705", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*", "matchCriteriaId": "E2422816-0C14-4B5E-A1E6-A9D776E5C49B", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*", "matchCriteriaId": "1C6E00FE-5FB9-4D20-A1A1-5A32128F9B76", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc5:*:*:*:*:*:*", "matchCriteriaId": "35B26BE4-43A6-4A36-A7F6-5B3F572D9186", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nocteon_ep: fix potential memory leak in octep_device_setup()\n\nWhen occur unsupported_dev and mbox init errors, it did not free oct->conf\nand iounmap() oct->mmio[i].hw_addr. That would trigger memory leak problem.\nAdd kfree() for oct->conf and iounmap() for oct->mmio[i].hw_addr under\nunsupported_dev and mbox init errors to fix the problem."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: octeon_ep: se corrige una posible fuga de memoria en octep_device_setup(). Cuando se producen errores unsupported_dev e init de mbox, no se liberan oct->conf ni iounmap() de oct->mmio[i].hw_addr. Esto causar\u00eda un problema de fuga de memoria. Se a\u00f1aden kfree() para oct->conf e iounmap() para oct->mmio[i].hw_addr en los errores unsupported_dev e init de mbox para solucionar el problema."}], "id": "CVE-2022-49819", "lastModified": "2025-11-10T20:57:06.550", "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": "2025-05-01T15:16:05.317", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/67b65a0db8a7fdad43159819f41335497a4bb04f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e4041be97b15302ebfffda8bbd45f3b2d096048f"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: octeon_ep: fix potential memory leak in octep_device_setup()", "id": "2363414", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363414"}, "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:\nocteon_ep: fix potential memory leak in octep_device_setup()\nWhen occur unsupported_dev and mbox init errors, it did not free oct->conf\nand iounmap() oct->mmio[i].hw_addr. That would trigger memory leak problem.\nAdd kfree() for oct->conf and iounmap() for oct->mmio[i].hw_addr under\nunsupported_dev and mbox init errors to fix the problem."], "name": "CVE-2022-49819", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-05-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49819\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49819\nhttps://lore.kernel.org/linux-cve-announce/2025050132-CVE-2022-49819-6eb6@gregkh/T"], "statement": "The patch fixes a memory leak in the octep_device_setup() function of the octeon_ep Ethernet driver. On error paths (such as unsupported_dev or mailbox initialization failure), previously allocated memory (oct->conf) and memory-mapped I/O (oct->mmio[i].hw_addr) were not released, leading to a resource leak. The patch adds cleanup using kfree() and iounmap() in those paths.", "threat_severity": "Moderate"}