{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-50887", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-30T12:35:41.595Z", "datePublished": "2025-12-30T12:37:05.505Z", "dateUpdated": "2025-12-30T12:37:05.505Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-12-30T12:37:05.505Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: core: fix unbalanced of node refcount in regulator_dev_lookup()\n\nI got the the following report:\n\n OF: ERROR: memory leak, expected refcount 1 instead of 2,\n of_node_get()/of_node_put() unbalanced - destroy cset entry:\n attach overlay node /i2c/pmic@62/regulators/exten\n\nIn of_get_regulator(), the node is returned from of_parse_phandle()\nwith refcount incremented, after using it, of_node_put() need be called."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/regulator/core.c"], "versions": [{"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "0e88505ac0a6ae97746bcdbd4b042ee9f20455ae", "status": "affected", "versionType": "git"}, {"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "4dfcf5087db9a34a300d6b99009232d4537c3e6a", "status": "affected", "versionType": "git"}, {"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "3ac888db0f67813d91373a9a61c840f815cd4ec9", "status": "affected", "versionType": "git"}, {"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "d39937f8de641c44a337cec4a2e5d3e8add20a7d", "status": "affected", "versionType": "git"}, {"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "f48c474efe05cf9ce5e535b5e0ddd710e963936c", "status": "affected", "versionType": "git"}, {"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "cda1895f3b7f324ece1614308a815a3994983b97", "status": "affected", "versionType": "git"}, {"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "2b93c58adddd98812ad928bbc2063038f3df1ffd", "status": "affected", "versionType": "git"}, {"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "2f98469c3141f8e42ba11075a273fb795bbad57f", "status": "affected", "versionType": "git"}, {"version": "69511a452e6dc6b74fe4f3671a51b1b44b9c57e3", "lessThan": "f2b41b748c19962b82709d9f23c6b2b0ce9d2f91", "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/regulator/core.c"], "versions": [{"version": "3.3", "status": "affected"}, {"version": "0", "lessThan": "3.3", "status": "unaffected", "versionType": "semver"}, {"version": "4.9.337", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "4.14.303", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.270", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.229", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.163", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.86", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.16", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.2", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": 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"https://git.kernel.org/stable/c/2b93c58adddd98812ad928bbc2063038f3df1ffd"}, {"url": "https://git.kernel.org/stable/c/2f98469c3141f8e42ba11075a273fb795bbad57f"}, {"url": "https://git.kernel.org/stable/c/f2b41b748c19962b82709d9f23c6b2b0ce9d2f91"}], "title": "regulator: core: fix unbalanced of node refcount in regulator_dev_lookup()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: core: fix unbalanced of node refcount in regulator_dev_lookup()\n\nI got the the following report:\n\n OF: ERROR: memory leak, expected refcount 1 instead of 2,\n of_node_get()/of_node_put() unbalanced - destroy cset entry:\n attach overlay node /i2c/pmic@62/regulators/exten\n\nIn of_get_regulator(), the node is returned from of_parse_phandle()\nwith refcount incremented, after using it, of_node_put() need be called."}], "id": "CVE-2022-50887", "lastModified": "2025-12-31T20:43:05.160", "metrics": {}, "published": "2025-12-30T13:16:03.833", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0e88505ac0a6ae97746bcdbd4b042ee9f20455ae"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2b93c58adddd98812ad928bbc2063038f3df1ffd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2f98469c3141f8e42ba11075a273fb795bbad57f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3ac888db0f67813d91373a9a61c840f815cd4ec9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4dfcf5087db9a34a300d6b99009232d4537c3e6a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/cda1895f3b7f324ece1614308a815a3994983b97"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d39937f8de641c44a337cec4a2e5d3e8add20a7d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f2b41b748c19962b82709d9f23c6b2b0ce9d2f91"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f48c474efe05cf9ce5e535b5e0ddd710e963936c"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: regulator: core: fix unbalanced of node refcount in regulator_dev_lookup()", "id": "2426055", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2426055"}, "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:\nregulator: core: fix unbalanced of node refcount in regulator_dev_lookup()\nI got the the following report:\nOF: ERROR: memory leak, expected refcount 1 instead of 2,\nof_node_get()/of_node_put() unbalanced - destroy cset entry:\nattach overlay node /i2c/pmic@62/regulators/exten\nIn of_get_regulator(), the node is returned from of_parse_phandle()\nwith refcount incremented, after using it, of_node_put() need be called."], "name": "CVE-2022-50887", "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": "Out of support scope", "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": "2025-12-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50887\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50887\nhttps://lore.kernel.org/linux-cve-announce/2025123014-CVE-2022-50887-6f16@gregkh/T"], "threat_severity": "Low"}