2 lines
2.2 KiB
JSON
2 lines
2.2 KiB
JSON
{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/x86/kvm/x86.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"dc7a4bfde507ffe1d8bef49aba1322f1d20c2cb3","status":"affected","version":"8370c3d08bd98576d97514eca29970e03767a5d1","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["arch/x86/kvm/x86.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.10"},{"lessThan":"4.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.0","versionType":"original_commit_for_fix"}]}],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: x86: wean fast IN from emulator_pio_in\n\nUse __emulator_pio_in() directly for fast PIO instead of bouncing through\nemulator_pio_in() now that __emulator_pio_in() fills \"val\" when handling\nin-kernel PIO. vcpu->arch.pio.count is guaranteed to be '0', so this a\npure nop.\n\nemulator_pio_in_emulated is now the last caller of emulator_pio_in.\n\nNo functional change intended."},{"lang":"es","value":"En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nKVM: x86: destetar IN rápido de emulator_pio_in\n\nUsar __emulator_pio_in() directamente para PIO rápido en lugar de rebotar a través de emulator_pio_in() ahora que __emulator_pio_in() llena ’val’ al manejar PIO en el kernel. vcpu -> arch.pio.count está garantizado de ser ’0’, por lo que esto es un nop puro.\n\nemulator_pio_in_emulated es ahora el último llamador de emulator_pio_in.\n\nNingún cambio funcional previsto."}],"id":"CVE-2022-4994","lastModified":"2026-11-10T12:10:00.177","metrics":{},"published":"2026-07-30T10:16:34.270","references":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","url":"https://git.kernel.org/stable/c/dc7a4bfde507ffe1d8bef49aba1322f1d20c2cb3"}],"sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","vulnStatus":"Undergoing Analysis"}
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