{"api_version":"1","generated_at":"2026-06-03T02:06:00+00:00","cve":"CVE-2026-45857","urls":{"html":"https://cve.report/CVE-2026-45857","api":"https://cve.report/api/cve/CVE-2026-45857.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-45857","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-45857"},"summary":{"title":"scsi: csiostor: Fix dereference of null pointer rn","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: csiostor: Fix dereference of null pointer rn\n\nThe error exit path when rn is NULL ends up deferencing the null pointer rn\nvia the use of the macro CSIO_INC_STATS. Fix this by adding a new error\nreturn path label after the use of the macro to avoid the deference.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:16:57","updated_at":"2026-05-27 14:48:31"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/6037124dbf675fbd0a6248aaf04cf07387b8c323","name":"https://git.kernel.org/stable/c/6037124dbf675fbd0a6248aaf04cf07387b8c323","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/44ef9f81392de885883f73b9f5c43936a82ae9d7","name":"https://git.kernel.org/stable/c/44ef9f81392de885883f73b9f5c43936a82ae9d7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/25ab5e97d3c5f3ed594b4a65d1cc99dc24756681","name":"https://git.kernel.org/stable/c/25ab5e97d3c5f3ed594b4a65d1cc99dc24756681","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3bbbab7b6949c76df64210348adbefedaabbf549","name":"https://git.kernel.org/stable/c/3bbbab7b6949c76df64210348adbefedaabbf549","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/526ea3c0ccd495b0079db3e28fdddd51c1bf01f7","name":"https://git.kernel.org/stable/c/526ea3c0ccd495b0079db3e28fdddd51c1bf01f7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1982257570b84dc33753d536dd969fd357a014e9","name":"https://git.kernel.org/stable/c/1982257570b84dc33753d536dd969fd357a014e9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/16ccbfddcb32365138c806cf572e69b42a193c5c","name":"https://git.kernel.org/stable/c/16ccbfddcb32365138c806cf572e69b42a193c5c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/25d623f0d77c11a256a54e860d00c239aa9a2583","name":"https://git.kernel.org/stable/c/25d623f0d77c11a256a54e860d00c239aa9a2583","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-45857","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45857","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a3667aaed5698b84bad2f1b3f71adc86499f4bc6 16ccbfddcb32365138c806cf572e69b42a193c5c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a3667aaed5698b84bad2f1b3f71adc86499f4bc6 44ef9f81392de885883f73b9f5c43936a82ae9d7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a3667aaed5698b84bad2f1b3f71adc86499f4bc6 526ea3c0ccd495b0079db3e28fdddd51c1bf01f7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a3667aaed5698b84bad2f1b3f71adc86499f4bc6 25d623f0d77c11a256a54e860d00c239aa9a2583 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a3667aaed5698b84bad2f1b3f71adc86499f4bc6 6037124dbf675fbd0a6248aaf04cf07387b8c323 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a3667aaed5698b84bad2f1b3f71adc86499f4bc6 25ab5e97d3c5f3ed594b4a65d1cc99dc24756681 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a3667aaed5698b84bad2f1b3f71adc86499f4bc6 3bbbab7b6949c76df64210348adbefedaabbf549 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a3667aaed5698b84bad2f1b3f71adc86499f4bc6 1982257570b84dc33753d536dd969fd357a014e9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3.8","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 3.8 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.252 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.202 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.165 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.128 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.75 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.14 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.4 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"45857","cve":"CVE-2026-45857","epss":"0.000240000","percentile":"0.073320000","score_date":"2026-06-01","updated_at":"2026-06-02 00:05:21"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/scsi/csiostor/csio_scsi.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"16ccbfddcb32365138c806cf572e69b42a193c5c","status":"affected","version":"a3667aaed5698b84bad2f1b3f71adc86499f4bc6","versionType":"git"},{"lessThan":"44ef9f81392de885883f73b9f5c43936a82ae9d7","status":"affected","version":"a3667aaed5698b84bad2f1b3f71adc86499f4bc6","versionType":"git"},{"lessThan":"526ea3c0ccd495b0079db3e28fdddd51c1bf01f7","status":"affected","version":"a3667aaed5698b84bad2f1b3f71adc86499f4bc6","versionType":"git"},{"lessThan":"25d623f0d77c11a256a54e860d00c239aa9a2583","status":"affected","version":"a3667aaed5698b84bad2f1b3f71adc86499f4bc6","versionType":"git"},{"lessThan":"6037124dbf675fbd0a6248aaf04cf07387b8c323","status":"affected","version":"a3667aaed5698b84bad2f1b3f71adc86499f4bc6","versionType":"git"},{"lessThan":"25ab5e97d3c5f3ed594b4a65d1cc99dc24756681","status":"affected","version":"a3667aaed5698b84bad2f1b3f71adc86499f4bc6","versionType":"git"},{"lessThan":"3bbbab7b6949c76df64210348adbefedaabbf549","status":"affected","version":"a3667aaed5698b84bad2f1b3f71adc86499f4bc6","versionType":"git"},{"lessThan":"1982257570b84dc33753d536dd969fd357a014e9","status":"affected","version":"a3667aaed5698b84bad2f1b3f71adc86499f4bc6","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/scsi/csiostor/csio_scsi.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.8"},{"lessThan":"3.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.252","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.202","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.165","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.252","versionStartIncluding":"3.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.202","versionStartIncluding":"3.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.165","versionStartIncluding":"3.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.128","versionStartIncluding":"3.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.75","versionStartIncluding":"3.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.14","versionStartIncluding":"3.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.4","versionStartIncluding":"3.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"3.8","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: csiostor: Fix dereference of null pointer rn\n\nThe error exit path when rn is NULL ends up deferencing the null pointer rn\nvia the use of the macro CSIO_INC_STATS. Fix this by adding a new error\nreturn path label after the use of the macro to avoid the deference."}],"providerMetadata":{"dateUpdated":"2026-05-27T12:15:35.967Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/16ccbfddcb32365138c806cf572e69b42a193c5c"},{"url":"https://git.kernel.org/stable/c/44ef9f81392de885883f73b9f5c43936a82ae9d7"},{"url":"https://git.kernel.org/stable/c/526ea3c0ccd495b0079db3e28fdddd51c1bf01f7"},{"url":"https://git.kernel.org/stable/c/25d623f0d77c11a256a54e860d00c239aa9a2583"},{"url":"https://git.kernel.org/stable/c/6037124dbf675fbd0a6248aaf04cf07387b8c323"},{"url":"https://git.kernel.org/stable/c/25ab5e97d3c5f3ed594b4a65d1cc99dc24756681"},{"url":"https://git.kernel.org/stable/c/3bbbab7b6949c76df64210348adbefedaabbf549"},{"url":"https://git.kernel.org/stable/c/1982257570b84dc33753d536dd969fd357a014e9"}],"title":"scsi: csiostor: Fix dereference of null pointer rn","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-45857","datePublished":"2026-05-27T12:15:35.967Z","dateReserved":"2026-05-13T15:03:33.079Z","dateUpdated":"2026-05-27T12:15:35.967Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:16:57","lastModifiedDate":"2026-05-27 14:48:31","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"45857","Ordinal":"1","Title":"scsi: csiostor: Fix dereference of null pointer rn","CVE":"CVE-2026-45857","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"45857","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: csiostor: Fix dereference of null pointer rn\n\nThe error exit path when rn is NULL ends up deferencing the null pointer rn\nvia the use of the macro CSIO_INC_STATS. Fix this by adding a new error\nreturn path label after the use of the macro to avoid the deference.","Type":"Description","Title":"scsi: csiostor: Fix dereference of null pointer rn"}]}}}