{"id":"CVE-2023-53803","revision":null,"records":[{"revision":"4b2963e40c2144a38c4685d9390074aa","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-53803","aliases":[],"title":"scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process()\n\nA fix for:\n\nBUG: KASAN: slab-out-of-bounds in ses_enclosure_data_process+0x949/0xe30 [ses]\nRead of size 1 at addr ffff88a1b043a451 by task systemd-udevd/3271\n\nChecking after (and before in next loop) addl_desc_ptr[1] is sufficient, we\nexpect the size to be sanitized before first access to addl_desc_ptr[1].\nMake sure we don't walk beyond end of page.","state":0,"publishedAt":"2025-12-09T00:00:59.913+00:00","modifiedAt":"2026-10-15T21:41:36.435+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/scsi/ses.c\"\n ],\n \"versions\": [\n {\n \"version\": \"21fab1d0595eacf781705ec3509012a28f298245\",\n \"lessThan\": \"da1a955c48a16e16e925d6544793914e52a6fa51\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"21fab1d0595eacf781705ec3509012a28f298245\",\n \"lessThan\": \"9e5c7d52085b8c84bc82a261580f0eb170039325\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"21fab1d0595eacf781705ec3509012a28f298245\",\n \"lessThan\": \"467afb1dd630d8c6d172bd6cacc125199b5f4f2d\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"21fab1d0595eacf781705ec3509012a28f298245\",\n \"lessThan\": \"e4dd25da784b2e07dbfbf04509afa4c5a1375227\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"21fab1d0595eacf781705ec3509012a28f298245\",\n \"lessThan\": \"2b28a7d261cb309912596d6a2d383ca370483527\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"21fab1d0595eacf781705ec3509012a28f298245\",\n \"lessThan\": \"0dfe68394cbe1d4fe579fb325ecc813c50528c5a\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"21fab1d0595eacf781705ec3509012a28f298245\",\n \"lessThan\": \"799e8dd2022d2e13f0c5c1906b40ceca07a23349\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"21fab1d0595eacf781705ec3509012a28f298245\",\n \"lessThan\": \"9b4f5028e493cb353a5c8f5c45073eeea0303abd\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/scsi/ses.c\"\n ],\n \"versions\": [\n {\n \"version\": \"2.6.32\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"2.6.32\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"4.14.308\",\n \"lessThanOrEqual\": \"4.14.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"4.19.276\",\n \"lessThanOrEqual\": \"4.19.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.4.235\",\n \"lessThanOrEqual\": \"5.4.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.173\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.99\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.16\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.2.3\",\n \"lessThanOrEqual\": \"6.2.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.3\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","score":8.1,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/da1a955c48a16e16e925d6544793914e52a6fa51","https://git.kernel.org/stable/c/9e5c7d52085b8c84bc82a261580f0eb170039325","https://git.kernel.org/stable/c/467afb1dd630d8c6d172bd6cacc125199b5f4f2d","https://git.kernel.org/stable/c/e4dd25da784b2e07dbfbf04509afa4c5a1375227","https://git.kernel.org/stable/c/2b28a7d261cb309912596d6a2d383ca370483527","https://git.kernel.org/stable/c/0dfe68394cbe1d4fe579fb325ecc813c50528c5a","https://git.kernel.org/stable/c/799e8dd2022d2e13f0c5c1906b40ceca07a23349","https://git.kernel.org/stable/c/9b4f5028e493cb353a5c8f5c45073eeea0303abd"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-53803","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-53803","identifiers":["CVE-2023-53803"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all 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