{"id":"CVE-2022-49351","state":"PUBLISHED","title":"net: altera: Fix refcount leak in altera_tse_mdio_create","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: altera: Fix refcount leak in altera_tse_mdio_create\n\nEvery iteration of for_each_child_of_node() decrements\nthe reference count of the previous node.\nWhen break from a for_each_child_of_node() loop,\nwe need to explicitly call of_node_put() on the child node when\nnot need anymore.\nAdd missing of_node_put() to avoid refcount leak.","publishedAt":"2025-02-26T02:11:04.014Z","updatedAt":"2026-05-11T18:58:01.112Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"a013fa884d8738ad8455aa1a843b8c9d80c6c833","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"1fd12298a0e0ca23478c715e672ee64c85670584","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"5cd0e22fa11f4a21a8c09cc258f20b1474c95801","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"8174acbef87b8dd8bf3731eba2a5af1ac857e239","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"96bf5ed057df2d157274d4e2079002f9a9404bb8","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"e31d9ba169860687dba19bdc8fccbfd34077f655","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"803b217f1fb49a2dbb2123acdb45111b9c48b8be","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"4f850fe0a32c3f1e19b76996a3b1ca32637a14de","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"11ec18b1d8d92b9df307d31950dcba0b3dd7283c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/altera/altera_tse_main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.15","versionType":"semver"},{"version":"4.9.318","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.283","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.247","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.198","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.122","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.47","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.15","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.4","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/altera/altera_tse_main.c"]}],"references":["https://git.kernel.org/stable/c/a013fa884d8738ad8455aa1a843b8c9d80c6c833","https://git.kernel.org/stable/c/1fd12298a0e0ca23478c715e672ee64c85670584","https://git.kernel.org/stable/c/5cd0e22fa11f4a21a8c09cc258f20b1474c95801","https://git.kernel.org/stable/c/8174acbef87b8dd8bf3731eba2a5af1ac857e239","https://git.kernel.org/stable/c/96bf5ed057df2d157274d4e2079002f9a9404bb8","https://git.kernel.org/stable/c/e31d9ba169860687dba19bdc8fccbfd34077f655","https://git.kernel.org/stable/c/803b217f1fb49a2dbb2123acdb45111b9c48b8be","https://git.kernel.org/stable/c/4f850fe0a32c3f1e19b76996a3b1ca32637a14de","https://git.kernel.org/stable/c/11ec18b1d8d92b9df307d31950dcba0b3dd7283c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49351.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49351","state":"PUBLISHED","datePublished":"2025-02-26T02:11:04.014Z","dateUpdated":"2026-05-11T18:58:01.112Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:08:31.544Z"},"containers":{"cna":{"title":"net: altera: Fix refcount leak in altera_tse_mdio_create","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: altera: Fix refcount leak in altera_tse_mdio_create\n\nEvery iteration of for_each_child_of_node() decrements\nthe reference count of the previous node.\nWhen break from a for_each_child_of_node() loop,\nwe need to explicitly call of_node_put() on the child node when\nnot need anymore.\nAdd missing of_node_put() to avoid refcount leak."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"a013fa884d8738ad8455aa1a843b8c9d80c6c833","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"1fd12298a0e0ca23478c715e672ee64c85670584","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"5cd0e22fa11f4a21a8c09cc258f20b1474c95801","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"8174acbef87b8dd8bf3731eba2a5af1ac857e239","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"96bf5ed057df2d157274d4e2079002f9a9404bb8","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"e31d9ba169860687dba19bdc8fccbfd34077f655","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"803b217f1fb49a2dbb2123acdb45111b9c48b8be","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"4f850fe0a32c3f1e19b76996a3b1ca32637a14de","versionType":"git"},{"version":"bbd2190ce96d8fce031f0526c1f970b68adc9d1a","status":"affected","lessThan":"11ec18b1d8d92b9df307d31950dcba0b3dd7283c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/altera/altera_tse_main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.15","versionType":"semver"},{"version":"4.9.318","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.283","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.247","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.198","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.122","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.47","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.15","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.4","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/altera/altera_tse_main.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a013fa884d8738ad8455aa1a843b8c9d80c6c833"},{"url":"https://git.kernel.org/stable/c/1fd12298a0e0ca23478c715e672ee64c85670584"},{"url":"https://git.kernel.org/stable/c/5cd0e22fa11f4a21a8c09cc258f20b1474c95801"},{"url":"https://git.kernel.org/stable/c/8174acbef87b8dd8bf3731eba2a5af1ac857e239"},{"url":"https://git.kernel.org/stable/c/96bf5ed057df2d157274d4e2079002f9a9404bb8"},{"url":"https://git.kernel.org/stable/c/e31d9ba169860687dba19bdc8fccbfd34077f655"},{"url":"https://git.kernel.org/stable/c/803b217f1fb49a2dbb2123acdb45111b9c48b8be"},{"url":"https://git.kernel.org/stable/c/4f850fe0a32c3f1e19b76996a3b1ca32637a14de"},{"url":"https://git.kernel.org/stable/c/11ec18b1d8d92b9df307d31950dcba0b3dd7283c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T18:58:01.112Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"4.9.318"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"4.14.283"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"4.19.247"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.4.198"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.10.122"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.15.47"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.17.15"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.18.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.19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ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49351","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:42:52.544103Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","description":"CWE-noinfo Not enough information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:46:54.459Z"}}]}}}