CVE-2022-1852

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.

Database specific

{
    "cna_assigner":  "redhat",
    "cwe_ids":  [
        "CWE-476"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1852.json"
}

References

Affected packages

Git / github.com/torvalds/linux

Affected ranges

Type

GIT

Repo

https://github.com/torvalds/linux

Events

Introduced

f2906aa863381afb0015a9eb7fefad885d4e5a56

Fixed

fee060cd52d69c114b62d1a2948ea9648b5131f9

Database specific

Show details

{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "kernel 5.19 rc1"
                },
                {
                    "last_affected":  "kernel 5.19 rc1"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "fixed":  "fee060cd52d69c114b62d1a2948ea9648b5131f9"
                }
            ],
            "source":  "REFERENCES_COMMIT"
        }
    ]
}

Affected versions

kernel 5.*

kernel 5.19 rc1

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-1852.json"

vanir_signatures

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        "digest":  {
            "function_hash":  "38628599661637674385040939477050432511",
            "length":  3485
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        "id":  "CVE-2022-1852-21e01d3a",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9",
        "target":  {
            "file":  "arch/x86/kvm/x86.c",
            "function":  "x86_emulate_instruction"
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        "digest":  {
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        "target":  {
            "file":  "arch/x86/kvm/x86.c",
            "function":  "x86_decode_emulated_instruction"
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]

vanir_signatures_modified

"2026-10-21T08:15:21Z"