PT-2022-6591 · Linux+9 · Linux Kernel+9

Gaoning Pan + 2 · Published 2022-05-25 · Updated 2024-06-15 · CVE-2022-1852

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a NULL pointer dereference flaw in the Linux kernel's KVM module. This flaw can lead to a denial of service in the x86 emulate insn function in arch/x86/kvm/emulate.c. The flaw occurs when an illegal instruction is executed in a guest on an Intel CPU.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALSA-2022:7444

ALSA-2022:7683

ALSA-2022:7933

ALSA-2022:8267

ALT-PU-2022-2052

ALT-PU-2022-2054

ALT-PU-2022-2158

ALT-PU-2022-2497

ALT-PU-2022-2523

ALT-PU-2022-2915

ALT-PU-2022-2919

ALT-PU-2023-1684

ALT-PU-2023-1741

ALT-PU-2023-1814

ALT-PU-2023-4894

AZL-10003

BDU:2023-02634

CESA-2022_7444

CESA-2022_7683

CVE-2022-1852

DSA-5161-1

MGASA-2022-0229

MGASA-2022-0230

OPENSUSE-SU-2022_2520-1

OPENSUSE-SU-2022_2615-1

OPENSUSE-SU-2024:12133-1

OPENSUSE-SU-2024:13704-1

RHSA-2022:7444

RHSA-2022:7683

RHSA-2022:7933

RHSA-2022:8267

RHSA-2022_7444

RHSA-2022_7683

RHSA-2022_7933

RHSA-2022_8267

RHSA-2024:1877

RLSA-2022:7444

RLSA-2022:7683

SUSE-SU-2022:2520-1

SUSE-SU-2022:2615-1

USN-5529-1

USN-5594-1

USN-5599-1

USN-5602-1

USN-5616-1

USN-5623-1

Affected Products

Alt Linux

Almalinux

Astra Linux

Centos

Linuxmint

Linux Kernel

Red Hat

Rocky Linux

Suse

Ubuntu

References · 710

• https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9 · Patch
• https://ubuntu.com/security/CVE-2022-33740 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1679 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2022-9442.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-1852 · Security Note
• https://ubuntu.com/security/CVE-2022-2873 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2022-0229.html · Security Note
• https://advisories.mageia.org/MGASA-2022-0230.html · Security Note
• https://ubuntu.com/security/CVE-2022-1652 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-1852 · Vendor Advisory
• https://osv.dev/vulnerability/ALSA-2022:8267 · Vendor Advisory
• https://osv.dev/vulnerability/USN-5623-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:13704-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-33741 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-33743 · Vendor Advisory