158 lines
4.3 KiB
JSON
158 lines
4.3 KiB
JSON
{
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"schema_version": "1.7.0",
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"id": "UBUNTU-CVE-2021-4158",
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"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.",
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"aliases": [],
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"upstream": [
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"CVE-2021-4158"
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],
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"related": [
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"USN-5307-1"
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],
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H"
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},
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{
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"type": "Ubuntu",
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"score": "low"
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}
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],
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"published": "2021-12-24T00:00:00Z",
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"modified": "2025-09-08T16:46:52Z",
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"affected": [
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{
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"package": {
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"ecosystem": "Ubuntu:22.04:LTS",
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"name": "qemu",
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"purl": "pkg:deb/ubuntu/qemu@1:6.2+dfsg-2ubuntu5?arch=source&distro=jammy"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "1:6.2+dfsg-2ubuntu5"
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}
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]
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}
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],
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"versions": [
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"1:6.0+dfsg-2expubuntu1",
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"1:6.0+dfsg-2expubuntu2",
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"1:6.0+dfsg-2expubuntu4"
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],
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"ecosystem_specific": {
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"binaries": [
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{
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"binary_name": "qemu",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-block-extra",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-guest-agent",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-arm",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-common",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-data",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-gui",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-mips",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-misc",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-ppc",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-s390x",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-sparc",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-x86",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-x86-microvm",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-system-x86-xen",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-user",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-user-binfmt",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-user-static",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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},
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{
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"binary_name": "qemu-utils",
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"binary_version": "1:6.2+dfsg-2ubuntu5"
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}
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],
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"availability": "No subscription required"
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}
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}
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],
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"references": [
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-4158"
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},
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{
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"type": "REPORT",
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"url": "https://lists.nongnu.org/archive/html/qemu-devel/2021-12/msg03692.html"
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},
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{
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"type": "REPORT",
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"url": "https://www.mail-archive.com/qemu-devel@nongnu.org/msg857944.html"
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},
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{
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"type": "ADVISORY",
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"url": "https://ubuntu.com/security/notices/USN-5307-1"
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},
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{
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"type": "REPORT",
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"url": "https://www.cve.org/CVERecord?id=CVE-2021-4158"
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}
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]
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} |