{"id":"CVE-2026-53117","state":"PUBLISHED","title":"s390/cio: use generic driver_override infrastructure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/cio: use generic driver_override infrastructure\n\nWhen a driver is probed through __driver_attach(), the bus' match()\ncallback is called without the device lock held, thus accessing the\ndriver_override field without a lock, which can cause a UAF.\n\nFix this by using the driver-core driver_override infrastructure taking\ncare of proper locking internally.\n\nNote that calling match() from __driver_attach() without the device lock\nheld is intentional. [1]","publishedAt":"2026-06-24T16:30:48.645Z","updatedAt":"2026-06-24T16:30:48.645Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"c4295487124f461405e1ef64dfa8c4ab0cb7ebcf","versionType":"git"},{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"106d594711e97762788046c5bbb94f580abc4bf4","versionType":"git"},{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"2081957d8c323ffb58a10bc64837717ac5a042a1","versionType":"git"},{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"b660ba045b2b22cf3b4be72773de00cb48f47be5","versionType":"git"},{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"ac4d8bb6e2e13e8684a76ea48d13ebaaaf5c24c4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/s390/cio/cio.h","drivers/s390/cio/css.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.3","versionType":"semver"},{"version":"6.6.141","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.91","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.33","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.10","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/s390/cio/cio.h","drivers/s390/cio/css.c"]}],"references":["https://git.kernel.org/stable/c/c4295487124f461405e1ef64dfa8c4ab0cb7ebcf","https://git.kernel.org/stable/c/106d594711e97762788046c5bbb94f580abc4bf4","https://git.kernel.org/stable/c/2081957d8c323ffb58a10bc64837717ac5a042a1","https://git.kernel.org/stable/c/b660ba045b2b22cf3b4be72773de00cb48f47be5","https://git.kernel.org/stable/c/ac4d8bb6e2e13e8684a76ea48d13ebaaaf5c24c4"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/53xxx/CVE-2026-53117.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53117","state":"PUBLISHED","datePublished":"2026-06-24T16:30:48.645Z","dateUpdated":"2026-06-24T16:30:48.645Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-06-09T07:44:35.385Z"},"containers":{"cna":{"title":"s390/cio: use generic driver_override infrastructure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/cio: use generic driver_override infrastructure\n\nWhen a driver is probed through __driver_attach(), the bus' match()\ncallback is called without the device lock held, thus accessing the\ndriver_override field without a lock, which can cause a UAF.\n\nFix this by using the driver-core driver_override infrastructure taking\ncare of proper locking internally.\n\nNote that calling match() from __driver_attach() without the device lock\nheld is intentional. [1]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"c4295487124f461405e1ef64dfa8c4ab0cb7ebcf","versionType":"git"},{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"106d594711e97762788046c5bbb94f580abc4bf4","versionType":"git"},{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"2081957d8c323ffb58a10bc64837717ac5a042a1","versionType":"git"},{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"b660ba045b2b22cf3b4be72773de00cb48f47be5","versionType":"git"},{"version":"ebc3d179150347f3b6d97d8f249378bb2218f95e","status":"affected","lessThan":"ac4d8bb6e2e13e8684a76ea48d13ebaaaf5c24c4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/s390/cio/cio.h","drivers/s390/cio/css.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.3","versionType":"semver"},{"version":"6.6.141","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.91","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.33","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.10","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/s390/cio/cio.h","drivers/s390/cio/css.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/c4295487124f461405e1ef64dfa8c4ab0cb7ebcf"},{"url":"https://git.kernel.org/stable/c/106d594711e97762788046c5bbb94f580abc4bf4"},{"url":"https://git.kernel.org/stable/c/2081957d8c323ffb58a10bc64837717ac5a042a1"},{"url":"https://git.kernel.org/stable/c/b660ba045b2b22cf3b4be72773de00cb48f47be5"},{"url":"https://git.kernel.org/stable/c/ac4d8bb6e2e13e8684a76ea48d13ebaaaf5c24c4"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-24T16:30:48.645Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.6.141"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.12.91"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.18.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"7.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}