{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98018","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:19:56.069Z","datePublished":"2026-09-25T10:23:39.706Z","dateUpdated":"2026-09-25T10:23:39.706Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-25T10:23:39.706Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: mctp: i3c: serialize probe with bus removal\n\nmctp_i3c_probe() drops busdevs_lock after finding the matching bus. A\nconcurrent I3C_NOTIFY_BUS_REMOVE can then unregister and free the bus\nnetdev before probe passes its private data to mctp_i3c_add_device().\nThe latter consequently adds a list node through a freed mbus pointer.\n\nKeep busdevs_lock held until the device has been added. This also\nsatisfies the __must_hold annotation on mctp_i3c_add_device()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/mctp/mctp-i3c.c"],"versions":[{"version":"c8755b29b58ec65be17bcb8c40763d2dcb1f1db5","lessThan":"e6541b2747682fdb2c6ded4a7cf7c39c4067a35c","status":"affected","versionType":"git"},{"version":"c8755b29b58ec65be17bcb8c40763d2dcb1f1db5","lessThan":"765c5e357e67916a7aac8ead4ac2fa7d2bffe000","status":"affected","versionType":"git"},{"version":"c8755b29b58ec65be17bcb8c40763d2dcb1f1db5","lessThan":"906d8dbafabfa81a30e3ade420cb9912f223a5e1","status":"affected","versionType":"git"},{"version":"c8755b29b58ec65be17bcb8c40763d2dcb1f1db5","lessThan":"2b4707a149a55e8fa75c9ef32b359d60f470a566","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/net/mctp/mctp-i3c.c"],"versions":[{"version":"6.7","status":"affected"},{"version":"0","lessThan":"6.7","status":"unaffected","versionType":"semver"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.53","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.7","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"7.2.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"7.3-rc3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/e6541b2747682fdb2c6ded4a7cf7c39c4067a35c"},{"url":"https://git.kernel.org/stable/c/765c5e357e67916a7aac8ead4ac2fa7d2bffe000"},{"url":"https://git.kernel.org/stable/c/906d8dbafabfa81a30e3ade420cb9912f223a5e1"},{"url":"https://git.kernel.org/stable/c/2b4707a149a55e8fa75c9ef32b359d60f470a566"}],"title":"net: mctp: i3c: serialize probe with bus removal","x_generator":{"engine":"bippy-1.2.0"}}}}