CVE-2021-4158

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Source
https://cve.org/CVERecord?id=CVE-2021-4158
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-4158.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-4158
Downstream
Related
Published
2022-08-24T16:15:09.660Z
Modified
2026-07-07T08:51:43.354065860Z
Severity
  • 6.0 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

Database specific 
{
    "unresolved_ranges": [
        {
            "vendor_product": "redhat:enterprise_linux",
            "extracted_events": [
                {
                    "introduced": "9.0"
                },
                {
                    "last_affected": "9.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*"
            ]
        }
    ]
}
References

Affected packages

Git / github.com/qemu/qemu

Affected ranges

Type
GIT
Repo
https://github.com/qemu/qemu
Events
Introduced
609d7596524ab204ccd71ef42c9eee4c7c338ea4
Fixed
823a3f11fb8f04c3c3cc0f95f968fef1bfc6534f
Database specific 
{
    "extracted_events": [
        {
            "introduced": "6.0.0"
        },
        {
            "fixed": "7.0.0"
        }
    ],
    "source": "CPE_RANGE",
    "cpe": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*"
}

Affected versions

v6.*
v6.0.0
v6.1.0
v6.1.0-rc0
v6.1.0-rc1
v6.1.0-rc2
v6.1.0-rc3
v6.1.0-rc4
v6.2.0
v6.2.0-rc0
v6.2.0-rc1
v6.2.0-rc3
v6.2.0-rc4
v7.*
v7.0.0-rc0
v7.0.0-rc1
v7.0.0-rc2
v7.0.0-rc3
v7.0.0-rc4

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-4158.json"

Git / gitlab.com/qemu-project/qemu

Affected ranges

Type
GIT
Repo
https://gitlab.com/qemu-project/qemu
Events
Introduced
609d7596524ab204ccd71ef42c9eee4c7c338ea4
Fixed
823a3f11fb8f04c3c3cc0f95f968fef1bfc6534f
Fixed
9bd6565ccee68f72d5012e24646e12a1c662827e
Database specific 
{
    "extracted_events": [
        {
            "introduced": "6.0.0"
        },
        {
            "fixed": "7.0.0"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*"
}

Affected versions

v6.*
v6.0.0
v6.1.0
v6.1.0-rc0
v6.1.0-rc1
v6.1.0-rc2
v6.1.0-rc3
v6.1.0-rc4
v6.2.0
v6.2.0-rc0
v6.2.0-rc1
v6.2.0-rc3
v6.2.0-rc4
v7.*
v7.0.0-rc0
v7.0.0-rc1
v7.0.0-rc2
v7.0.0-rc3
v7.0.0-rc4

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-4158.json"