{"id":"CVE-2026-98909","state":"PUBLISHED","title":"net: cpsw_new: unregister devlink on port registration failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: cpsw_new: unregister devlink on port registration failure\n\ncpsw_probe() registers devlink before registering the CPSW ports.\n\nIf cpsw_register_ports() fails, the error path only unregisters the\nnotifiers and then releases the lower level resources. It does not undo\nthe successful cpsw_register_devlink() call, leaving the devlink instance\nand its parameters registered after probe has failed.\n\nAdd a devlink cleanup label for the path where devlink registration has\nalready succeeded, and use it when port registration fails.","publishedAt":"2026-10-23T11:54:47.326Z","updatedAt":"2026-10-26T06:56:39.086Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"b020390b4ef39adc40c800301042baf812280da1","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"5a5ac0defdd42e566f1c871272370b6a3a8eef5c","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"43d4af5c5331ea739a49cb1097d41e502ed91ec4","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"8af61d5bd87fd1a3bdc81fe948e7acdc8aa5bcf0","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"2bcf21ede6b097ca96cb1f7679761acca6510555","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"0a44945b0d3422f5d81b49c97e293f3e21a8c585","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"b64f763b607426ac97e44b114f0b8844ac3b86dd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/ti/cpsw_new.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.5","versionType":"semver"},{"version":"5.10.271","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.222","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","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/ti/cpsw_new.c"]}],"references":["https://git.kernel.org/stable/c/b020390b4ef39adc40c800301042baf812280da1","https://git.kernel.org/stable/c/5a5ac0defdd42e566f1c871272370b6a3a8eef5c","https://git.kernel.org/stable/c/43d4af5c5331ea739a49cb1097d41e502ed91ec4","https://git.kernel.org/stable/c/8af61d5bd87fd1a3bdc81fe948e7acdc8aa5bcf0","https://git.kernel.org/stable/c/2bcf21ede6b097ca96cb1f7679761acca6510555","https://git.kernel.org/stable/c/0a44945b0d3422f5d81b49c97e293f3e21a8c585","https://git.kernel.org/stable/c/b64f763b607426ac97e44b114f0b8844ac3b86dd"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98909.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98909","state":"PUBLISHED","datePublished":"2026-10-23T11:54:47.326Z","dateUpdated":"2026-10-26T06:56:39.086Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.379Z"},"containers":{"cna":{"title":"net: cpsw_new: unregister devlink on port registration failure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: cpsw_new: unregister devlink on port registration failure\n\ncpsw_probe() registers devlink before registering the CPSW ports.\n\nIf cpsw_register_ports() fails, the error path only unregisters the\nnotifiers and then releases the lower level resources. It does not undo\nthe successful cpsw_register_devlink() call, leaving the devlink instance\nand its parameters registered after probe has failed.\n\nAdd a devlink cleanup label for the path where devlink registration has\nalready succeeded, and use it when port registration fails."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"b020390b4ef39adc40c800301042baf812280da1","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"5a5ac0defdd42e566f1c871272370b6a3a8eef5c","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"43d4af5c5331ea739a49cb1097d41e502ed91ec4","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"8af61d5bd87fd1a3bdc81fe948e7acdc8aa5bcf0","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"2bcf21ede6b097ca96cb1f7679761acca6510555","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"0a44945b0d3422f5d81b49c97e293f3e21a8c585","versionType":"git"},{"version":"ed3525eda4c4983fb8509e488de0a351788041ba","status":"affected","lessThan":"b64f763b607426ac97e44b114f0b8844ac3b86dd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/ti/cpsw_new.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.5","versionType":"semver"},{"version":"5.10.271","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.222","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","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/ti/cpsw_new.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b020390b4ef39adc40c800301042baf812280da1"},{"url":"https://git.kernel.org/stable/c/5a5ac0defdd42e566f1c871272370b6a3a8eef5c"},{"url":"https://git.kernel.org/stable/c/43d4af5c5331ea739a49cb1097d41e502ed91ec4"},{"url":"https://git.kernel.org/stable/c/8af61d5bd87fd1a3bdc81fe948e7acdc8aa5bcf0"},{"url":"https://git.kernel.org/stable/c/2bcf21ede6b097ca96cb1f7679761acca6510555"},{"url":"https://git.kernel.org/stable/c/0a44945b0d3422f5d81b49c97e293f3e21a8c585"},{"url":"https://git.kernel.org/stable/c/b64f763b607426ac97e44b114f0b8844ac3b86dd"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-26T06:56:39.086Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}