{"id":"CVE-2022-50305","state":"PUBLISHED","title":"ASoC: sof_es8336: fix possible use-after-free in sof_es8336_remove()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: sof_es8336: fix possible use-after-free in sof_es8336_remove()\n\nsof_es8336_remove() calls cancel_delayed_work(). However, that\nfunction does not wait until the work function finishes. This\nmeans that the callback function may still be running after\nthe driver's remove function has finished, which would result\nin a use-after-free.\n\nFix by calling cancel_delayed_work_sync(), which ensures that\nthe work is properly cancelled, no longer running, and unable\nto re-schedule itself.","publishedAt":"2025-09-15T14:46:00.558Z","updatedAt":"2026-05-23T15:24:12.661Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b60ee210a76cabdc2dd5396de299a1860b4945cd","status":"affected","lessThan":"b85102a3aa3810a09eb55692e8cd6ffbb304e57d","versionType":"git"},{"version":"89cdb224f2abe37ec4ac21ba0d9ddeb5a6a9cf68","status":"affected","lessThan":"390a1a98288a53b2e7555097d83c6e55d579b166","versionType":"git"},{"version":"89cdb224f2abe37ec4ac21ba0d9ddeb5a6a9cf68","status":"affected","lessThan":"1b41beaa7a58467505ec3023af8aad74f878b888","versionType":"git"},{"version":"6.0.11","status":"affected","lessThan":"6.0.16","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/intel/boards/sof_es8336.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.1","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/intel/boards/sof_es8336.c"]}],"references":["https://git.kernel.org/stable/c/b85102a3aa3810a09eb55692e8cd6ffbb304e57d","https://git.kernel.org/stable/c/390a1a98288a53b2e7555097d83c6e55d579b166","https://git.kernel.org/stable/c/1b41beaa7a58467505ec3023af8aad74f878b888"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50305.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50305","state":"PUBLISHED","datePublished":"2025-09-15T14:46:00.558Z","dateUpdated":"2026-05-23T15:24:12.661Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-15T14:18:36.812Z"},"containers":{"cna":{"title":"ASoC: sof_es8336: fix possible use-after-free in sof_es8336_remove()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: sof_es8336: fix possible use-after-free in sof_es8336_remove()\n\nsof_es8336_remove() calls cancel_delayed_work(). However, that\nfunction does not wait until the work function finishes. This\nmeans that the callback function may still be running after\nthe driver's remove function has finished, which would result\nin a use-after-free.\n\nFix by calling cancel_delayed_work_sync(), which ensures that\nthe work is properly cancelled, no longer running, and unable\nto re-schedule itself."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b60ee210a76cabdc2dd5396de299a1860b4945cd","status":"affected","lessThan":"b85102a3aa3810a09eb55692e8cd6ffbb304e57d","versionType":"git"},{"version":"89cdb224f2abe37ec4ac21ba0d9ddeb5a6a9cf68","status":"affected","lessThan":"390a1a98288a53b2e7555097d83c6e55d579b166","versionType":"git"},{"version":"89cdb224f2abe37ec4ac21ba0d9ddeb5a6a9cf68","status":"affected","lessThan":"1b41beaa7a58467505ec3023af8aad74f878b888","versionType":"git"},{"version":"6.0.11","status":"affected","lessThan":"6.0.16","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/intel/boards/sof_es8336.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.1","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/intel/boards/sof_es8336.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b85102a3aa3810a09eb55692e8cd6ffbb304e57d"},{"url":"https://git.kernel.org/stable/c/390a1a98288a53b2e7555097d83c6e55d579b166"},{"url":"https://git.kernel.org/stable/c/1b41beaa7a58467505ec3023af8aad74f878b888"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T15:24:12.661Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0.11","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}