{"id":"CVE-2026-72260","state":"PUBLISHED","title":"ASoC: mediatek: mt8192: Check runtime resume during probe","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: mediatek: mt8192: Check runtime resume during probe\n\nThe MT8192 AFE probe enables runtime PM temporarily while reinitializing\nthe regmap cache from hardware, but it uses pm_runtime_get_sync()\nwithout checking the return value. If runtime resume fails, probe keeps\ngoing without the device necessarily being accessible, and\npm_runtime_get_sync() may leave the PM usage count incremented.\n\nThe regmap_reinit_cache() failure path also returns before dropping the\ntemporary PM reference and before clearing pm_runtime_bypass_reg_ctl.\n\nUse pm_runtime_resume_and_get() so resume failures do not leak a usage\ncount, and clear the temporary bypass flag after dropping the probe PM\nreference on all regmap_reinit_cache() outcomes.","publishedAt":"2026-08-15T05:54:48.409Z","updatedAt":"2026-08-23T12:47:10.221Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"9339266a8a720889d0385cfd78ba6652fe7bb1a8","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"91b20e8c9b64042056d14394c89c81fc16a1c327","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"6e2ee6eacc3ec7b339753abcf33812d27e03efe5","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"faa97a1a6cab01cd3e2055deb4db4e57efc43ff2","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"e0f276f1918a202e9c3ac72baffd311cecb6b8db","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"f6e424835cc05d215c57b6370b2c1e353dd02915","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"e24d5dde56a50946020b134fa8448869093db76a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/mediatek/mt8192/mt8192-afe-pcm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.11","versionType":"semver"},{"version":"5.15.217","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.184","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.148","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.101","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.40","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/mediatek/mt8192/mt8192-afe-pcm.c"]}],"references":["https://git.kernel.org/stable/c/9339266a8a720889d0385cfd78ba6652fe7bb1a8","https://git.kernel.org/stable/c/91b20e8c9b64042056d14394c89c81fc16a1c327","https://git.kernel.org/stable/c/6e2ee6eacc3ec7b339753abcf33812d27e03efe5","https://git.kernel.org/stable/c/faa97a1a6cab01cd3e2055deb4db4e57efc43ff2","https://git.kernel.org/stable/c/e0f276f1918a202e9c3ac72baffd311cecb6b8db","https://git.kernel.org/stable/c/f6e424835cc05d215c57b6370b2c1e353dd02915","https://git.kernel.org/stable/c/e24d5dde56a50946020b134fa8448869093db76a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/72xxx/CVE-2026-72260.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72260","state":"PUBLISHED","datePublished":"2026-08-15T05:54:48.409Z","dateUpdated":"2026-08-23T12:47:10.221Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-08-09T03:40:39.915Z"},"containers":{"cna":{"title":"ASoC: mediatek: mt8192: Check runtime resume during probe","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: mediatek: mt8192: Check runtime resume during probe\n\nThe MT8192 AFE probe enables runtime PM temporarily while reinitializing\nthe regmap cache from hardware, but it uses pm_runtime_get_sync()\nwithout checking the return value. If runtime resume fails, probe keeps\ngoing without the device necessarily being accessible, and\npm_runtime_get_sync() may leave the PM usage count incremented.\n\nThe regmap_reinit_cache() failure path also returns before dropping the\ntemporary PM reference and before clearing pm_runtime_bypass_reg_ctl.\n\nUse pm_runtime_resume_and_get() so resume failures do not leak a usage\ncount, and clear the temporary bypass flag after dropping the probe PM\nreference on all regmap_reinit_cache() outcomes."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"9339266a8a720889d0385cfd78ba6652fe7bb1a8","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"91b20e8c9b64042056d14394c89c81fc16a1c327","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"6e2ee6eacc3ec7b339753abcf33812d27e03efe5","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"faa97a1a6cab01cd3e2055deb4db4e57efc43ff2","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"e0f276f1918a202e9c3ac72baffd311cecb6b8db","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"f6e424835cc05d215c57b6370b2c1e353dd02915","versionType":"git"},{"version":"125ab5d588b0b3b842064c4d53a666ca74521ae8","status":"affected","lessThan":"e24d5dde56a50946020b134fa8448869093db76a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/mediatek/mt8192/mt8192-afe-pcm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.11","versionType":"semver"},{"version":"5.15.217","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.184","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.148","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.101","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.40","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/mediatek/mt8192/mt8192-afe-pcm.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/9339266a8a720889d0385cfd78ba6652fe7bb1a8"},{"url":"https://git.kernel.org/stable/c/91b20e8c9b64042056d14394c89c81fc16a1c327"},{"url":"https://git.kernel.org/stable/c/6e2ee6eacc3ec7b339753abcf33812d27e03efe5"},{"url":"https://git.kernel.org/stable/c/faa97a1a6cab01cd3e2055deb4db4e57efc43ff2"},{"url":"https://git.kernel.org/stable/c/e0f276f1918a202e9c3ac72baffd311cecb6b8db"},{"url":"https://git.kernel.org/stable/c/f6e424835cc05d215c57b6370b2c1e353dd02915"},{"url":"https://git.kernel.org/stable/c/e24d5dde56a50946020b134fa8448869093db76a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-23T12:47:10.221Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.217"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.1.184"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.6.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.12.101"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}