Note:
This project will be discontinued after December 13, 2021. [more]
2018-11-20
The vcpu_scan_ioapic function in arch/x86/kvm/x86.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where ioapic is uninitialized.
| Products | Ubuntu_linux, Linux_kernel |
| Type | NULL Pointer Dereference (CWE-476) |
| First patch | - None (likely due to unavailable code) |
| Links |
• https://usn.ubuntu.com/3878-1/
• https://usn.ubuntu.com/3871-1/ • https://usn.ubuntu.com/3878-2/ • https://usn.ubuntu.com/3879-1/ • https://lkml.org/lkml/2018/11/20/580 |