{"id":"CVE-2026-98648","summary":"s390/uv: Prevent potential out-of-bounds read","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/uv: Prevent potential out-of-bounds read\n\nWhen the system has more than 85 secrets, the uv_secret_list struct\narray only holds up to 85 items per page, resulting in an out of bounds\nread in find_secret_in_page if the targeted secret is in the next page\nor not stored at all.\n\nFix this by looping over the number of stored secrets which is the\nper sub-list count of stored secrets and not the overall count.","modified":"2026-10-20T02:31:10.492919273Z","published":"2026-10-18T15:20:20.496Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98648.json"},"references":[{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"},{"type":"WEB","url":"https://git.kernel.org/stable/c/04bb5b2eb9f1d56110f14d3a4e31fa2c65fb026f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/116bba758533a139bbede8d717a1371bd6d890f6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f47190b08b71e8482072978373ee88cb2dfbdaf4"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98648.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98648"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"7c9137af2042e0d67aae0ccd84afc8ffc4b0d95d"},{"fixed":"04bb5b2eb9f1d56110f14d3a4e31fa2c65fb026f"},{"fixed":"116bba758533a139bbede8d717a1371bd6d890f6"},{"fixed":"f47190b08b71e8482072978373ee88cb2dfbdaf4"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-98648.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.55"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.2.9"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-98648.json"}}],"schema_version":"1.9.0"}