CVE-2009-4004 in Linux信息

摘要

由 VulDB • 2026-06-19

Linux内核中KVM子系统的arch/x86/kvm/x86.c文件中的kvm_vcpu_ioctl_x86_setup_mce函数存在缓冲区溢出漏洞。在2.6.32-rc7之前的版本中,本地用户可以通过指定大量机器检查异常(MCE)通道的KVM_X86_SETUP_MCE IOCTL请求导致拒绝服务(内存损坏),或可能获取权限提升。

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来源

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