{"id":"CVE-2026-98649","summary":"KVM: s390: Fix race in _destroy_pages_crste()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: Fix race in _destroy_pages_crste()\n\nUse READ_ONCE() in _destroy_pages_crste() to read the crste, avoid\ndereferencing the pointer multiple times.","modified":"2026-10-19T02:47:01.975586866Z","published":"2026-10-18T15:20:21.346Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98649.json","cna_assigner":"Linux"},"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/4ca00a9154f998116fba9a32cce5bd938d228065"},{"type":"WEB","url":"https://git.kernel.org/stable/c/90bd832b2bc367991d424d847003ce345b454ffc"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98649.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98649"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"a2c17f9270cc3f1c55c35e8b1d151f41d75b40f5"},{"fixed":"90bd832b2bc367991d424d847003ce345b454ffc"},{"fixed":"4ca00a9154f998116fba9a32cce5bd938d228065"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-98649.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0"},{"fixed":"7.2.9"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-98649.json"}}],"schema_version":"1.9.0"}