{"id":"CVE-2022-50733","state":"PUBLISHED","title":"usb: idmouse: fix an uninit-value in idmouse_open","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: idmouse: fix an uninit-value in idmouse_open\n\nIn idmouse_create_image, if any ftip_command fails, it will\ngo to the reset label. However, this leads to the data in\nbulk_in_buffer[HEADER..IMGSIZE] uninitialized. And the check\nfor valid image incurs an uninitialized dereference.\n\nFix this by moving the check before reset label since this\ncheck only be valid if the data after bulk_in_buffer[HEADER]\nhas concrete data.\n\nNote that this is found by KMSAN, so only kernel compilation\nis tested.","publishedAt":"2025-12-24T12:22:52.651Z","updatedAt":"2026-05-11T19:24:27.914Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"b3304a6df957cc89a0590cb505388d659bf3db4c","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"7dad42032f68718259590b0cc7654e9a95ff9762","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"f589b667567fde4f81d6e6c40f42b9f2224690ea","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"1eae30c0113dde7522088231584d62415011a035","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"b8bbae3236ab7dccc66c42bc3f7cdbcfc0786e54","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"20b8c456df584ebb2387dc23d40ebe4ff334417c","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"6163a5ae097bc78fa26c243fb384537e25610fd7","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"adad163d1cff248a5df9f7cec50158e6ca89f33b","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"bce2b0539933e485d22d6f6f076c0fcd6f185c4c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/misc/idmouse.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.13","versionType":"semver"},{"version":"4.9.331","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.296","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.262","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.220","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.150","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.75","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.19.17","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0.3","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/misc/idmouse.c"]}],"references":["https://git.kernel.org/stable/c/b3304a6df957cc89a0590cb505388d659bf3db4c","https://git.kernel.org/stable/c/7dad42032f68718259590b0cc7654e9a95ff9762","https://git.kernel.org/stable/c/f589b667567fde4f81d6e6c40f42b9f2224690ea","https://git.kernel.org/stable/c/1eae30c0113dde7522088231584d62415011a035","https://git.kernel.org/stable/c/b8bbae3236ab7dccc66c42bc3f7cdbcfc0786e54","https://git.kernel.org/stable/c/20b8c456df584ebb2387dc23d40ebe4ff334417c","https://git.kernel.org/stable/c/6163a5ae097bc78fa26c243fb384537e25610fd7","https://git.kernel.org/stable/c/adad163d1cff248a5df9f7cec50158e6ca89f33b","https://git.kernel.org/stable/c/bce2b0539933e485d22d6f6f076c0fcd6f185c4c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50733.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50733","state":"PUBLISHED","datePublished":"2025-12-24T12:22:52.651Z","dateUpdated":"2026-05-11T19:24:27.914Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-24T12:20:40.331Z"},"containers":{"cna":{"title":"usb: idmouse: fix an uninit-value in idmouse_open","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: idmouse: fix an uninit-value in idmouse_open\n\nIn idmouse_create_image, if any ftip_command fails, it will\ngo to the reset label. However, this leads to the data in\nbulk_in_buffer[HEADER..IMGSIZE] uninitialized. And the check\nfor valid image incurs an uninitialized dereference.\n\nFix this by moving the check before reset label since this\ncheck only be valid if the data after bulk_in_buffer[HEADER]\nhas concrete data.\n\nNote that this is found by KMSAN, so only kernel compilation\nis tested."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"b3304a6df957cc89a0590cb505388d659bf3db4c","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"7dad42032f68718259590b0cc7654e9a95ff9762","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"f589b667567fde4f81d6e6c40f42b9f2224690ea","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"1eae30c0113dde7522088231584d62415011a035","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"b8bbae3236ab7dccc66c42bc3f7cdbcfc0786e54","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"20b8c456df584ebb2387dc23d40ebe4ff334417c","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"6163a5ae097bc78fa26c243fb384537e25610fd7","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"adad163d1cff248a5df9f7cec50158e6ca89f33b","versionType":"git"},{"version":"4244f72436ab77c3c29a6447af81734ab3925d85","status":"affected","lessThan":"bce2b0539933e485d22d6f6f076c0fcd6f185c4c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/misc/idmouse.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.13","versionType":"semver"},{"version":"4.9.331","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.296","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.262","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.220","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.150","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.75","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.19.17","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0.3","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/misc/idmouse.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b3304a6df957cc89a0590cb505388d659bf3db4c"},{"url":"https://git.kernel.org/stable/c/7dad42032f68718259590b0cc7654e9a95ff9762"},{"url":"https://git.kernel.org/stable/c/f589b667567fde4f81d6e6c40f42b9f2224690ea"},{"url":"https://git.kernel.org/stable/c/1eae30c0113dde7522088231584d62415011a035"},{"url":"https://git.kernel.org/stable/c/b8bbae3236ab7dccc66c42bc3f7cdbcfc0786e54"},{"url":"https://git.kernel.org/stable/c/20b8c456df584ebb2387dc23d40ebe4ff334417c"},{"url":"https://git.kernel.org/stable/c/6163a5ae097bc78fa26c243fb384537e25610fd7"},{"url":"https://git.kernel.org/stable/c/adad163d1cff248a5df9f7cec50158e6ca89f33b"},{"url":"https://git.kernel.org/stable/c/bce2b0539933e485d22d6f6f076c0fcd6f185c4c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:24:27.914Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"4.9.331"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"4.14.296"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"4.19.262"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"5.4.220"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"5.10.150"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"5.15.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"5.19.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"6.0.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.13","versionEndExcluding":"6.1"}]}]}],"x_generato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