{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49711","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-02-26T02:21:30.444Z","datePublished":"2025-02-26T02:24:28.224Z","dateUpdated":"2026-01-19T12:17:41.156Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-01-19T12:17:41.156Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbus: fsl-mc-bus: fix KASAN use-after-free in fsl_mc_bus_remove()\n\nIn fsl_mc_bus_remove(), mc->root_mc_bus_dev->mc_io is passed to\nfsl_destroy_mc_io(). However, mc->root_mc_bus_dev is already freed in\nfsl_mc_device_remove(). Then reference to mc->root_mc_bus_dev->mc_io\ntriggers KASAN use-after-free. To avoid the use-after-free, keep the\nreference to mc->root_mc_bus_dev->mc_io in a local variable and pass to\nfsl_destroy_mc_io().\n\nThis patch needs rework to apply to kernels older than v5.15."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bus/fsl-mc/fsl-mc-bus.c"],"versions":[{"version":"f93627146f0e371093966ed3d44c065aa077cfb1","lessThan":"720ab105df7bf3eee62d2bddd41526b29d07d045","status":"affected","versionType":"git"},{"version":"f93627146f0e371093966ed3d44c065aa077cfb1","lessThan":"ccd1751092341ac120a961835211f9f2e3735963","status":"affected","versionType":"git"},{"version":"f93627146f0e371093966ed3d44c065aa077cfb1","lessThan":"161b68b0a728377aaa10a8e14c70e7734f3c9ff7","status":"affected","versionType":"git"},{"version":"f93627146f0e371093966ed3d44c065aa077cfb1","lessThan":"928ea98252ad75118950941683893cf904541da9","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/bus/fsl-mc/fsl-mc-bus.c"],"versions":[{"version":"4.8","status":"affected"},{"version":"0","lessThan":"4.8","status":"unaffected","versionType":"semver"},{"version":"5.10.248","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.49","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.18.6","lessThanOrEqual":"5.18.*","status":"unaffected","versionType":"semver"},{"version":"5.19","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":"4.8","versionEndExcluding":"5.10.248"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"5.15.49"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"5.18.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"5.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/720ab105df7bf3eee62d2bddd41526b29d07d045"},{"url":"https://git.kernel.org/stable/c/ccd1751092341ac120a961835211f9f2e3735963"},{"url":"https://git.kernel.org/stable/c/161b68b0a728377aaa10a8e14c70e7734f3c9ff7"},{"url":"https://git.kernel.org/stable/c/928ea98252ad75118950941683893cf904541da9"}],"title":"bus: fsl-mc-bus: fix KASAN use-after-free in fsl_mc_bus_remove()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49711","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-02-27T18:14:53.258258Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-416","description":"CWE-416 Use After Free"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-02-27T18:22:30.635Z"}}]}}