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Bug 678270 (CVE-2019-6974) - sys-kernel/gentoo-sources: kvm_main.c mishandles reference counting (use-after-free) (CVE-2019-6974)
Summary: sys-kernel/gentoo-sources: kvm_main.c mishandles reference counting (use-afte...
Alias: CVE-2019-6974
Product: Gentoo Security
Classification: Unclassified
Component: Kernel (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Kernel Security
Whiteboard: A3 [stable?]
Depends on:
Reported: 2019-02-18 04:09 UTC by D'juan McDonald (domhnall)
Modified: 2019-02-18 04:10 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


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Description D'juan McDonald (domhnall) 2019-02-18 04:09:54 UTC

In the Linux kernel before 4.20.8, kvm_ioctl_create_device in virt/kvm/kvm_main.c mishandles reference counting because of a race condition, leading to a use-after-free.

Gentoo Security Padawan