{"id":"CVE-2026-80930","state":"PUBLISHED","title":"tpm: tpm_i2c_nuvoton: disable IRQ on wait timeout","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntpm: tpm_i2c_nuvoton: disable IRQ on wait timeout\n\ni2c_nuvoton_wait_for_stat() enables the IRQ before waiting for the\ninterrupt handler to report a status change. If the wait times out, or is\ninterrupted before the handler runs, the function returns without\nbalancing the enable_irq() call.\n\nDisable the IRQ before leaving the failed wait path. Also preserve an\ninterrupted wait's original error code instead of converting it to\n-ETIMEDOUT inside the helper.","publishedAt":"2026-09-11T19:42:05.528Z","updatedAt":"2026-10-19T08:45:14.086Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"007c9e637e0e0b9d946b7f0e8a42f1f1aca48d7a","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"2c9147b2c0d75091ab451c2461d1c91788a7e60b","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"07c2544a47da481043e945322b1bef71cdd7af79","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"b0dc3f18af01ba9f157b7d810cb22d3752d244ef","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"73e89faee1f9b9119fa70b679058b045168ae633","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"cde2d927c29e82380851f209222256c607969a1f","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"aee2296d09f6aeff41db369c6fd2dcaea3ee302c","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"705c4ed0643366963547b2616d53165f2519c81f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/char/tpm/tpm_i2c_nuvoton.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.13","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.109","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.50","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.4","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/char/tpm/tpm_i2c_nuvoton.c"]}],"references":["https://git.kernel.org/stable/c/007c9e637e0e0b9d946b7f0e8a42f1f1aca48d7a","https://git.kernel.org/stable/c/2c9147b2c0d75091ab451c2461d1c91788a7e60b","https://git.kernel.org/stable/c/07c2544a47da481043e945322b1bef71cdd7af79","https://git.kernel.org/stable/c/b0dc3f18af01ba9f157b7d810cb22d3752d244ef","https://git.kernel.org/stable/c/73e89faee1f9b9119fa70b679058b045168ae633","https://git.kernel.org/stable/c/cde2d927c29e82380851f209222256c607969a1f","https://git.kernel.org/stable/c/aee2296d09f6aeff41db369c6fd2dcaea3ee302c","https://git.kernel.org/stable/c/705c4ed0643366963547b2616d53165f2519c81f"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/80xxx/CVE-2026-80930.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-80930","state":"PUBLISHED","datePublished":"2026-09-11T19:42:05.528Z","dateUpdated":"2026-10-19T08:45:14.086Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-08-26T14:34:25.802Z"},"containers":{"cna":{"title":"tpm: tpm_i2c_nuvoton: disable IRQ on wait timeout","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntpm: tpm_i2c_nuvoton: disable IRQ on wait timeout\n\ni2c_nuvoton_wait_for_stat() enables the IRQ before waiting for the\ninterrupt handler to report a status change. If the wait times out, or is\ninterrupted before the handler runs, the function returns without\nbalancing the enable_irq() call.\n\nDisable the IRQ before leaving the failed wait path. Also preserve an\ninterrupted wait's original error code instead of converting it to\n-ETIMEDOUT inside the helper."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"007c9e637e0e0b9d946b7f0e8a42f1f1aca48d7a","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"2c9147b2c0d75091ab451c2461d1c91788a7e60b","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"07c2544a47da481043e945322b1bef71cdd7af79","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"b0dc3f18af01ba9f157b7d810cb22d3752d244ef","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"73e89faee1f9b9119fa70b679058b045168ae633","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"cde2d927c29e82380851f209222256c607969a1f","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"aee2296d09f6aeff41db369c6fd2dcaea3ee302c","versionType":"git"},{"version":"4c336e4b1556f4b722ba597bc6e3df786968a600","status":"affected","lessThan":"705c4ed0643366963547b2616d53165f2519c81f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/char/tpm/tpm_i2c_nuvoton.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.13","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.109","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.50","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.4","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/char/tpm/tpm_i2c_nuvoton.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/007c9e637e0e0b9d946b7f0e8a42f1f1aca48d7a"},{"url":"https://git.kernel.org/stable/c/2c9147b2c0d75091ab451c2461d1c91788a7e60b"},{"url":"https://git.kernel.org/stable/c/07c2544a47da481043e945322b1bef71cdd7af79"},{"url":"https://git.kernel.org/stable/c/b0dc3f18af01ba9f157b7d810cb22d3752d244ef"},{"url":"https://git.kernel.org/stable/c/73e89faee1f9b9119fa70b679058b045168ae633"},{"url":"https://git.kernel.org/stable/c/cde2d927c29e82380851f209222256c607969a1f"},{"url":"https://git.kernel.org/stable/c/aee2296d09f6aeff41db369c6fd2dcaea3ee302c"},{"url":"https://git.kernel.org/stable/c/705c4ed0643366963547b2616d53165f2519c81f"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T08:45:14.086Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"5.10.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"6.12.109"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"6.18.50"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"7.2.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}