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A NULL pointer dereference flaw was found in the Linux kernel’s KVM module which can lead to a denial of service in the x86_emulate_insn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU.

🗓️ 09 Jul 2022 07:00:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 7 Views

NULL pointer dereference in Linux kernel virtualization module causes DoS during x86 emulate instruction for illegal guest threads on Intel processors.

Related
Detection
ReporterTitlePublishedViews
Family
ALT Linux		Security fix for the ALT Linux 10 package kernel-image-std-def version 2:5.10.121-alt1
15 Jun 202200:00
–altlinux
ATTACKERKB		CVE-2022-1852
30 Jun 202213:15
–attackerkb
Tenable Nessus		Amazon Linux 2022 : bpftool, kernel, kernel-devel (ALAS2022-2022-114)
6 Sep 202200:00
–nessus
Tenable Nessus		Amazon Linux 2022 : bpftool, kernel, kernel-devel (ALAS2022-2022-185)
5 Nov 202200:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-070)
21 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2022-015 (ALASKERNEL-5.10-2022-015)
21 Jul 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2022-002 (ALASKERNEL-5.15-2022-002)
21 Jul 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.15-2022-003)
21 Jul 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.15-2022-004)
21 Jul 202200:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel-rt (ALSA-2022:7444)
12 Nov 202200:00
–nessus
Rows per page
Vulners
Node
microsoftcbl2_kernel_5.15.55.1-1Range<5.15.55.1-1
OR
microsoftcm1_kernel_5.10.131.1-1Range<-

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09 Jul 2022 07:00Current
7.3High risk
Vulners AI Score7.3
CVSS 22.1
CVSS 3.15.5
EPSS0.00304
null pointer dereferencelinux kernelvirtualization modulex86 emulate instructionillegal guest instructionintel processors
7