{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49756", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-03-27T16:39:17.989Z", "datePublished": "2025-03-27T16:43:03.950Z", "dateUpdated": "2025-03-27T16:43:03.950Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-03-27T16:43:03.950Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nphy: usb: sunplus: Fix potential null-ptr-deref in sp_usb_phy_probe()\n\nsp_usb_phy_probe() will call platform_get_resource_byname() that may fail\nand return NULL. devm_ioremap() will use usbphy->moon4_res_mem->start as\ninput, which may causes null-ptr-deref. Check the ret value of\nplatform_get_resource_byname() to avoid the null-ptr-deref."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/phy/sunplus/phy-sunplus-usb2.c"], "versions": [{"version": "99d9ccd97385208b78b3d88e756451f4b70119fc", "lessThan": "d838b5c99bcecd593b4710a93fce8fdbf122395b", "status": "affected", "versionType": "git"}, {"version": "99d9ccd97385208b78b3d88e756451f4b70119fc", "lessThan": "17eee264ef386ef30a69dd70e36f29893b85c170", "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/phy/sunplus/phy-sunplus-usb2.c"], "versions": [{"version": "6.1", "status": "affected"}, {"version": "0", "lessThan": "6.1", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.9", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/d838b5c99bcecd593b4710a93fce8fdbf122395b"}, {"url": "https://git.kernel.org/stable/c/17eee264ef386ef30a69dd70e36f29893b85c170"}], "title": "phy: usb: sunplus: Fix potential null-ptr-deref in sp_usb_phy_probe()", "x_generator": {"engine": "bippy-5f407fcff5a0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C236A960-CD77-4B51-AC4F-FDD32DBB1D4D", "versionEndExcluding": "6.1.9", "versionStartIncluding": "6.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*", "matchCriteriaId": "FF501633-2F44-4913-A8EE-B021929F49F6", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*", "matchCriteriaId": "2BDA597B-CAC1-4DF0-86F0-42E142C654E9", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*", "matchCriteriaId": "725C78C9-12CE-406F-ABE8-0813A01D66E8", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*", "matchCriteriaId": "A127C155-689C-4F67-B146-44A57F4BFD85", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nphy: usb: sunplus: Fix potential null-ptr-deref in sp_usb_phy_probe()\n\nsp_usb_phy_probe() will call platform_get_resource_byname() that may fail\nand return NULL. devm_ioremap() will use usbphy->moon4_res_mem->start as\ninput, which may causes null-ptr-deref. Check the ret value of\nplatform_get_resource_byname() to avoid the null-ptr-deref."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: phy: usb: sunplus: Se corrige la posible desreferencia de PTR nula en sp_usb_phy_probe(). Sp_usb_phy_probe() llamar\u00e1 a platform_get_resource_byname(), que podr\u00eda fallar y devolver NULL. devm_ioremap() utilizar\u00e1 usbphy->moon4_res_mem->start como entrada, lo que puede causar una desreferencia de PTR nula. Compruebe el valor ret de platform_get_resource_byname() para evitar la desreferencia de PTR nula."}], "id": "CVE-2022-49756", "lastModified": "2025-04-14T20:17:05.523", "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": "2025-03-27T17:15:40.787", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/17eee264ef386ef30a69dd70e36f29893b85c170"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d838b5c99bcecd593b4710a93fce8fdbf122395b"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: phy: usb: sunplus: Fix potential null-ptr-deref in sp_usb_phy_probe()", "id": "2355478", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2355478"}, "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"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nphy: usb: sunplus: Fix potential null-ptr-deref in sp_usb_phy_probe()\nsp_usb_phy_probe() will call platform_get_resource_byname() that may fail\nand return NULL. devm_ioremap() will use usbphy->moon4_res_mem->start as\ninput, which may causes null-ptr-deref. Check the ret value of\nplatform_get_resource_byname() to avoid the null-ptr-deref."], "name": "CVE-2022-49756", "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": "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": "2025-03-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49756\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49756\nhttps://lore.kernel.org/linux-cve-announce/2025032701-CVE-2022-49756-7fd9@gregkh/T"], "threat_severity": "Moderate"}