{"id":"CVE-2025-38469","summary":"KVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls\n\nkvm_xen_schedop_poll does a kmalloc_array() when a VM polls the host\nfor more than one event channel potr (nr_ports \u003e 1).\n\nAfter the kmalloc_array(), the error paths need to go through the\n\"out\" label, but the call to kvm_read_guest_virt() does not.\n\n[Adjusted commit message. - Paolo]","modified":"2026-04-16T04:41:05.015414706Z","published":"2025-07-28T11:21:30.992Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38469.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/061c553c66bc1638c280739999224c8000fd4602"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3ee59c38ae7369ad1f7b846e05633ccf0d159fab"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5a53249d149f48b558368c5338b9921b76a12f8c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fd627ac8a5cff4d45269f164b13ddddc0726f2cc"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38469.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-38469"},{"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":"92c58965e9656dc6e682a8ffe520fac0fb256d13"},{"fixed":"3ee59c38ae7369ad1f7b846e05633ccf0d159fab"},{"fixed":"fd627ac8a5cff4d45269f164b13ddddc0726f2cc"},{"fixed":"061c553c66bc1638c280739999224c8000fd4602"},{"fixed":"5a53249d149f48b558368c5338b9921b76a12f8c"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38469.json"}}],"schema_version":"1.7.5"}