{"id":"CVE-2023-53803","summary":"scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process()","details":"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.","modified":"2026-04-02T09:45:15.396363Z","published":"2025-12-09T00:00:59.913Z","related":["SUSE-SU-2026:0263-1","SUSE-SU-2026:0316-1","SUSE-SU-2026:0317-1","SUSE-SU-2026:0411-1","SUSE-SU-2026:0617-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53803.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0dfe68394cbe1d4fe579fb325ecc813c50528c5a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2b28a7d261cb309912596d6a2d383ca370483527"},{"type":"WEB","url":"https://git.kernel.org/stable/c/467afb1dd630d8c6d172bd6cacc125199b5f4f2d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/799e8dd2022d2e13f0c5c1906b40ceca07a23349"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9b4f5028e493cb353a5c8f5c45073eeea0303abd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9e5c7d52085b8c84bc82a261580f0eb170039325"},{"type":"WEB","url":"https://git.kernel.org/stable/c/da1a955c48a16e16e925d6544793914e52a6fa51"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e4dd25da784b2e07dbfbf04509afa4c5a1375227"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53803.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53803"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"21fab1d0595eacf781705ec3509012a28f298245"},{"fixed":"da1a955c48a16e16e925d6544793914e52a6fa51"},{"fixed":"9e5c7d52085b8c84bc82a261580f0eb170039325"},{"fixed":"467afb1dd630d8c6d172bd6cacc125199b5f4f2d"},{"fixed":"e4dd25da784b2e07dbfbf04509afa4c5a1375227"},{"fixed":"2b28a7d261cb309912596d6a2d383ca370483527"},{"fixed":"0dfe68394cbe1d4fe579fb325ecc813c50528c5a"},{"fixed":"799e8dd2022d2e13f0c5c1906b40ceca07a23349"},{"fixed":"9b4f5028e493cb353a5c8f5c45073eeea0303abd"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53803.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.6.32"},{"fixed":"4.14.308"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"4.19.276"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.235"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.173"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.99"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.16"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.2.3"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53803.json"}}],"schema_version":"1.7.5"}