{"api_version":"1","generated_at":"2026-10-01T19:48:54+00:00","cve":"CVE-2026-97590","urls":{"html":"https://cve.report/CVE-2026-97590","api":"https://cve.report/api/cve/CVE-2026-97590.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-97590","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-97590"},"summary":{"title":"s390/crypto: Fix missing scrub of temp buffers with PAES algorithm","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Fix missing scrub of temp buffers with PAES algorithm\n\nIn function ctr_paes_do_crypt() there is a buffer used to process\nremaining bytes < AES_BLOCK_SIZE. This buffer was not scrubbed and\nthus could lead to expose of unwanted data. Rework the code to\nexplicitly scrub the buffer at the end of the function to avoid\nexposure of maybe sensitive data.\n\nIn function __xts_2keys_prep_param() change the existing scrub to\nclean the whole param block instead of just the key field.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-25 11:17:10","updated_at":"2026-09-25 11:17:10"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/d7159d2132e9aa51af7acb51c6742d9b30f987b3","name":"https://git.kernel.org/stable/c/d7159d2132e9aa51af7acb51c6742d9b30f987b3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7d1456d54b3c784cc2917c219a528092cefe30cd","name":"https://git.kernel.org/stable/c/7d1456d54b3c784cc2917c219a528092cefe30cd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/19a218b46b2471d370c11fb52040f36ac8d05d23","name":"https://git.kernel.org/stable/c/19a218b46b2471d370c11fb52040f36ac8d05d23","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97590","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97590","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6cd87cb5ef6ca50ae17c371482ceaab1d635e232 7d1456d54b3c784cc2917c219a528092cefe30cd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6cd87cb5ef6ca50ae17c371482ceaab1d635e232 d7159d2132e9aa51af7acb51c6742d9b30f987b3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6cd87cb5ef6ca50ae17c371482ceaab1d635e232 19a218b46b2471d370c11fb52040f36ac8d05d23 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.16","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.16 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.53 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.7 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"97590","cve":"CVE-2026-97590","epss":"0.001980000","percentile":"0.085850000","score_date":"2026-09-27","updated_at":"2026-09-28 00:02:24"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/s390/crypto/paes_s390.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7d1456d54b3c784cc2917c219a528092cefe30cd","status":"affected","version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","versionType":"git"},{"lessThan":"d7159d2132e9aa51af7acb51c6742d9b30f987b3","status":"affected","version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","versionType":"git"},{"lessThan":"19a218b46b2471d370c11fb52040f36ac8d05d23","status":"affected","version":"6cd87cb5ef6ca50ae17c371482ceaab1d635e232","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["arch/s390/crypto/paes_s390.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.53","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.53","versionStartIncluding":"6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.7","versionStartIncluding":"6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc3","versionStartIncluding":"6.16","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Fix missing scrub of temp buffers with PAES algorithm\n\nIn function ctr_paes_do_crypt() there is a buffer used to process\nremaining bytes < AES_BLOCK_SIZE. This buffer was not scrubbed and\nthus could lead to expose of unwanted data. Rework the code to\nexplicitly scrub the buffer at the end of the function to avoid\nexposure of maybe sensitive data.\n\nIn function __xts_2keys_prep_param() change the existing scrub to\nclean the whole param block instead of just the key field."}],"providerMetadata":{"dateUpdated":"2026-09-25T10:22:08.075Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/7d1456d54b3c784cc2917c219a528092cefe30cd"},{"url":"https://git.kernel.org/stable/c/d7159d2132e9aa51af7acb51c6742d9b30f987b3"},{"url":"https://git.kernel.org/stable/c/19a218b46b2471d370c11fb52040f36ac8d05d23"}],"title":"s390/crypto: Fix missing scrub of temp buffers with PAES algorithm","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-97590","datePublished":"2026-09-25T10:22:08.075Z","dateReserved":"2026-09-24T16:01:01.157Z","dateUpdated":"2026-09-25T10:22:08.075Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-25 11:17:10","lastModifiedDate":"2026-09-25 11:17:10","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"97590","Ordinal":"1","Title":"s390/crypto: Fix missing scrub of temp buffers with PAES algorit","CVE":"CVE-2026-97590","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"97590","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Fix missing scrub of temp buffers with PAES algorithm\n\nIn function ctr_paes_do_crypt() there is a buffer used to process\nremaining bytes < AES_BLOCK_SIZE. This buffer was not scrubbed and\nthus could lead to expose of unwanted data. Rework the code to\nexplicitly scrub the buffer at the end of the function to avoid\nexposure of maybe sensitive data.\n\nIn function __xts_2keys_prep_param() change the existing scrub to\nclean the whole param block instead of just the key field.","Type":"Description","Title":"s390/crypto: Fix missing scrub of temp buffers with PAES algorit"}]}}}