{"id":"CVE-2026-98594","state":"PUBLISHED","title":"tg3: clean up PHYLIB resources on probe failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntg3: clean up PHYLIB resources on probe failure\n\ntg3_get_invariants() can register an MDIO bus and connect a PHY for\nUSE_PHYLIB devices. If tg3_init_one() later fails, its common error path\nreleases the mappings and netdev without undoing those PHYLIB resources.\n\nDisconnect the PHY and unregister the MDIO bus before the remaining\nteardown. Guard PHY cleanup with USE_PHYLIB to match tg3_phy_init(), and\ncall tg3_mdio_fini() unconditionally to match tg3_mdio_init(). The existing\nIS_CONNECTED and MDIOBUS_INITED flags make both helpers safe when\ninitialization only completed partially.\n\nThis issue was identified during our ongoing static-analysis research while\nreviewing kernel code.","publishedAt":"2026-10-18T15:19:06.696Z","updatedAt":"2026-10-19T09:22:19.792Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"ce86d6929d03e6b0abcb781dfa50f9f0816bff78","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"a449eedb3b1eb5b8b1f5ed116a1bfe85eaaf81df","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"0844402326d4e48a28688f93ec6442e93bb442fa","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"e766321288b507afb70d2bfef6ba443213329f79","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"d2abb0013b933d59ee441185df0eca9e8c0b33eb","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"6515c41503eef849abd2c7364f34e4bb25110f90","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"b6c0c757c65893ad7bb17e8bcf33cdd8257d7b3d","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"a92e1a412c53dc0d9ad639e7abf8b3fc70a5b6ad","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/broadcom/tg3.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.27","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.27","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":"6.12.112","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.55","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.9","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","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/broadcom/tg3.c"]}],"references":["https://git.kernel.org/stable/c/ce86d6929d03e6b0abcb781dfa50f9f0816bff78","https://git.kernel.org/stable/c/a449eedb3b1eb5b8b1f5ed116a1bfe85eaaf81df","https://git.kernel.org/stable/c/0844402326d4e48a28688f93ec6442e93bb442fa","https://git.kernel.org/stable/c/e766321288b507afb70d2bfef6ba443213329f79","https://git.kernel.org/stable/c/d2abb0013b933d59ee441185df0eca9e8c0b33eb","https://git.kernel.org/stable/c/6515c41503eef849abd2c7364f34e4bb25110f90","https://git.kernel.org/stable/c/b6c0c757c65893ad7bb17e8bcf33cdd8257d7b3d","https://git.kernel.org/stable/c/a92e1a412c53dc0d9ad639e7abf8b3fc70a5b6ad"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98594.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98594","state":"PUBLISHED","datePublished":"2026-10-18T15:19:06.696Z","dateUpdated":"2026-10-19T09:22:19.792Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.359Z"},"containers":{"cna":{"title":"tg3: clean up PHYLIB resources on probe failure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntg3: clean up PHYLIB resources on probe failure\n\ntg3_get_invariants() can register an MDIO bus and connect a PHY for\nUSE_PHYLIB devices. If tg3_init_one() later fails, its common error path\nreleases the mappings and netdev without undoing those PHYLIB resources.\n\nDisconnect the PHY and unregister the MDIO bus before the remaining\nteardown. Guard PHY cleanup with USE_PHYLIB to match tg3_phy_init(), and\ncall tg3_mdio_fini() unconditionally to match tg3_mdio_init(). The existing\nIS_CONNECTED and MDIOBUS_INITED flags make both helpers safe when\ninitialization only completed partially.\n\nThis issue was identified during our ongoing static-analysis research while\nreviewing kernel code."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"ce86d6929d03e6b0abcb781dfa50f9f0816bff78","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"a449eedb3b1eb5b8b1f5ed116a1bfe85eaaf81df","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"0844402326d4e48a28688f93ec6442e93bb442fa","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"e766321288b507afb70d2bfef6ba443213329f79","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"d2abb0013b933d59ee441185df0eca9e8c0b33eb","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"6515c41503eef849abd2c7364f34e4bb25110f90","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"b6c0c757c65893ad7bb17e8bcf33cdd8257d7b3d","versionType":"git"},{"version":"158d7abdae85e9ac43d99780c372d79c119f7626","status":"affected","lessThan":"a92e1a412c53dc0d9ad639e7abf8b3fc70a5b6ad","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/broadcom/tg3.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.27","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.27","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":"6.12.112","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.55","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.9","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","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/broadcom/tg3.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/ce86d6929d03e6b0abcb781dfa50f9f0816bff78"},{"url":"https://git.kernel.org/stable/c/a449eedb3b1eb5b8b1f5ed116a1bfe85eaaf81df"},{"url":"https://git.kernel.org/stable/c/0844402326d4e48a28688f93ec6442e93bb442fa"},{"url":"https://git.kernel.org/stable/c/e766321288b507afb70d2bfef6ba443213329f79"},{"url":"https://git.kernel.org/stable/c/d2abb0013b933d59ee441185df0eca9e8c0b33eb"},{"url":"https://git.kernel.org/stable/c/6515c41503eef849abd2c7364f34e4bb25110f90"},{"url":"https://git.kernel.org/stable/c/b6c0c757c65893ad7bb17e8bcf33cdd8257d7b3d"},{"url":"https://git.kernel.org/stable/c/a92e1a412c53dc0d9ad639e7abf8b3fc70a5b6ad"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:22:19.792Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.12.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.18.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"7.2.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}