{"id":"CVE-2026-97588","state":"PUBLISHED","title":"s390/crypto: Map EBUSY to EIO when key conversion fails repeatedly","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Map EBUSY to EIO when key conversion fails repeatedly\n\nWhen hardware persistently returns -EBUSY after exhausting retries,\nthe error propagates to crypto_finalize_*_request(). The crypto API's\ncompletion wrapper treats -EBUSY as a queueing status and swallows it,\npreventing the completion callback from firing. This causes callers\nusing crypto_wait_req() to block indefinitely.\n\nTranslate persistent -EBUSY to -EIO after retry exhaustion to ensure\nproper error propagation and callback invocation.","publishedAt":"2026-09-25T10:22:06.796Z","updatedAt":"2026-10-19T09:09:52.160Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","status":"affected","lessThan":"f6b263679aa72ad2e534bf93db55f2589549a40e","versionType":"git"},{"version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","status":"affected","lessThan":"e267bd142664a181474112392aeaa8b3d4b12f2e","versionType":"git"},{"version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","status":"affected","lessThan":"7a08507ea5b4d06ad8d269287913573f34467565","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/s390/crypto/paes_s390.c","arch/s390/crypto/phmac_s390.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.7","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":["arch/s390/crypto/paes_s390.c","arch/s390/crypto/phmac_s390.c"]}],"references":["https://git.kernel.org/stable/c/f6b263679aa72ad2e534bf93db55f2589549a40e","https://git.kernel.org/stable/c/e267bd142664a181474112392aeaa8b3d4b12f2e","https://git.kernel.org/stable/c/7a08507ea5b4d06ad8d269287913573f34467565"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97588.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97588","state":"PUBLISHED","datePublished":"2026-09-25T10:22:06.796Z","dateUpdated":"2026-10-19T09:09:52.160Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-24T16:01:01.157Z"},"containers":{"cna":{"title":"s390/crypto: Map EBUSY to EIO when key conversion fails repeatedly","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Map EBUSY to EIO when key conversion fails repeatedly\n\nWhen hardware persistently returns -EBUSY after exhausting retries,\nthe error propagates to crypto_finalize_*_request(). The crypto API's\ncompletion wrapper treats -EBUSY as a queueing status and swallows it,\npreventing the completion callback from firing. This causes callers\nusing crypto_wait_req() to block indefinitely.\n\nTranslate persistent -EBUSY to -EIO after retry exhaustion to ensure\nproper error propagation and callback invocation."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","status":"affected","lessThan":"f6b263679aa72ad2e534bf93db55f2589549a40e","versionType":"git"},{"version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","status":"affected","lessThan":"e267bd142664a181474112392aeaa8b3d4b12f2e","versionType":"git"},{"version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","status":"affected","lessThan":"7a08507ea5b4d06ad8d269287913573f34467565","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/s390/crypto/paes_s390.c","arch/s390/crypto/phmac_s390.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.7","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":["arch/s390/crypto/paes_s390.c","arch/s390/crypto/phmac_s390.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f6b263679aa72ad2e534bf93db55f2589549a40e"},{"url":"https://git.kernel.org/stable/c/e267bd142664a181474112392aeaa8b3d4b12f2e"},{"url":"https://git.kernel.org/stable/c/7a08507ea5b4d06ad8d269287913573f34467565"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:09:52.160Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.2.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}