ubuntu-cve-2020-13791
Vulnerability from osv_ubuntu
Published
2020-06-04 16:15
Modified
2026-06-29 01:21
Summary
Details
hw/pci/pci.c in QEMU 4.2.0 allows guest OS users to trigger an out-of-bounds access by providing an address near the end of the PCI configuration space.
Severity
5.5 (Medium)
N/A (UNKNOWN)
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "qemu",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-block-extra",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-guest-agent",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-kvm",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-arm",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-common",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-data",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-gui",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-mips",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-misc",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-ppc",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-s390x",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-sparc",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-x86",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-x86-microvm",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-system-x86-xen",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-user",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-user-binfmt",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-user-static",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
},
{
"binary_name": "qemu-utils",
"binary_version": "1:4.2-3ubuntu6.30+esm3"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "qemu",
"purl": "pkg:deb/ubuntu/qemu@1:4.2-3ubuntu6.30+esm3?arch=source\u0026distro=esm-infra/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1:4.0+dfsg-0ubuntu9",
"1:4.0+dfsg-0ubuntu10",
"1:4.2-1ubuntu1",
"1:4.2-1ubuntu2",
"1:4.2-3ubuntu1",
"1:4.2-3ubuntu2",
"1:4.2-3ubuntu3",
"1:4.2-3ubuntu4",
"1:4.2-3ubuntu5",
"1:4.2-3ubuntu6",
"1:4.2-3ubuntu6.1",
"1:4.2-3ubuntu6.2",
"1:4.2-3ubuntu6.3",
"1:4.2-3ubuntu6.4",
"1:4.2-3ubuntu6.5",
"1:4.2-3ubuntu6.6",
"1:4.2-3ubuntu6.7",
"1:4.2-3ubuntu6.8",
"1:4.2-3ubuntu6.9",
"1:4.2-3ubuntu6.10",
"1:4.2-3ubuntu6.11",
"1:4.2-3ubuntu6.12",
"1:4.2-3ubuntu6.14",
"1:4.2-3ubuntu6.15",
"1:4.2-3ubuntu6.16",
"1:4.2-3ubuntu6.17",
"1:4.2-3ubuntu6.18",
"1:4.2-3ubuntu6.19",
"1:4.2-3ubuntu6.21",
"1:4.2-3ubuntu6.23",
"1:4.2-3ubuntu6.24",
"1:4.2-3ubuntu6.25",
"1:4.2-3ubuntu6.26",
"1:4.2-3ubuntu6.27",
"1:4.2-3ubuntu6.28",
"1:4.2-3ubuntu6.29",
"1:4.2-3ubuntu6.30",
"1:4.2-3ubuntu6.30+esm1",
"1:4.2-3ubuntu6.30+esm2",
"1:4.2-3ubuntu6.30+esm3"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "qemu",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-block-extra",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-guest-agent",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-arm",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-common",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-data",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-gui",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-mips",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-misc",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-ppc",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-s390x",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-sparc",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-x86",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-x86-microvm",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-system-x86-xen",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-user",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-user-binfmt",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-user-static",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
},
{
"binary_name": "qemu-utils",
"binary_version": "1:6.2+dfsg-2ubuntu6.31"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "qemu",
"purl": "pkg:deb/ubuntu/qemu@1:6.2+dfsg-2ubuntu6.31?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1:6.0+dfsg-2expubuntu1",
"1:6.0+dfsg-2expubuntu2",
"1:6.0+dfsg-2expubuntu4",
"1:6.2+dfsg-2ubuntu5",
"1:6.2+dfsg-2ubuntu6",
"1:6.2+dfsg-2ubuntu6.1",
"1:6.2+dfsg-2ubuntu6.2",
"1:6.2+dfsg-2ubuntu6.3",
"1:6.2+dfsg-2ubuntu6.4",
"1:6.2+dfsg-2ubuntu6.5",
"1:6.2+dfsg-2ubuntu6.6",
"1:6.2+dfsg-2ubuntu6.7",
"1:6.2+dfsg-2ubuntu6.8",
"1:6.2+dfsg-2ubuntu6.9",
"1:6.2+dfsg-2ubuntu6.10",
"1:6.2+dfsg-2ubuntu6.11",
"1:6.2+dfsg-2ubuntu6.12",
"1:6.2+dfsg-2ubuntu6.13",
"1:6.2+dfsg-2ubuntu6.14",
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"1:6.2+dfsg-2ubuntu6.16",
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"1:6.2+dfsg-2ubuntu6.18",
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"1:6.2+dfsg-2ubuntu6.22",
"1:6.2+dfsg-2ubuntu6.23",
"1:6.2+dfsg-2ubuntu6.24",
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"1:6.2+dfsg-2ubuntu6.26",
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"1:6.2+dfsg-2ubuntu6.30",
"1:6.2+dfsg-2ubuntu6.31"
]
},
{
"ecosystem_specific": {
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{
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"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-block-supplemental",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-guest-agent",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-arm",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-common",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-data",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-gui",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-mips",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-misc",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-modules-opengl",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-modules-spice",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-ppc",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-s390x",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-sparc",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-x86",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-x86-xen",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-system-xen",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-user",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-user-binfmt",
"binary_version": "1:8.2.2+ds-0ubuntu1.17"
},
{
"binary_name": "qemu-user-static",
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},
{
"binary_name": "qemu-utils",
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}
]
},
"package": {
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"name": "qemu",
"purl": "pkg:deb/ubuntu/qemu@1:8.2.2+ds-0ubuntu1.17?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
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"1:8.0.4+dfsg-1ubuntu4",
"1:8.0.4+dfsg-1ubuntu5",
"1:8.1.3+ds-1ubuntu2",
"1:8.2.1+ds-1ubuntu1",
"1:8.2.1+ds-1ubuntu8",
"1:8.2.1+ds-1ubuntu9",
"1:8.2.2+ds-0ubuntu1",
"1:8.2.2+ds-0ubuntu1.2",
"1:8.2.2+ds-0ubuntu1.4",
"1:8.2.2+ds-0ubuntu1.5",
"1:8.2.2+ds-0ubuntu1.6",
"1:8.2.2+ds-0ubuntu1.7",
"1:8.2.2+ds-0ubuntu1.8",
"1:8.2.2+ds-0ubuntu1.9",
"1:8.2.2+ds-0ubuntu1.10",
"1:8.2.2+ds-0ubuntu1.11",
"1:8.2.2+ds-0ubuntu1.12",
"1:8.2.2+ds-0ubuntu1.13",
"1:8.2.2+ds-0ubuntu1.14",
"1:8.2.2+ds-0ubuntu1.15",
"1:8.2.2+ds-0ubuntu1.16",
"1:8.2.2+ds-0ubuntu1.17"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "qemu-block-extra",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-block-supplemental",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-guest-agent",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-arm",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-common",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-data",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-gui",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-mips",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-misc",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-modules-opengl",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-modules-spice",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-ppc",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-riscv",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-s390x",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-sparc",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-x86",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-x86-xen",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-system-xen",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-user",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-user-binfmt",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
},
{
"binary_name": "qemu-utils",
"binary_version": "1:10.1.0+ds-5ubuntu2.7"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "qemu",
"purl": "pkg:deb/ubuntu/qemu@1:10.1.0+ds-5ubuntu2.7?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1:9.2.1+ds-1ubuntu5",
"1:10.0.2+ds-1ubuntu1",
"1:10.0.2+ds-1ubuntu2",
"1:10.1.0+ds-1ubuntu1",
"1:10.1.0+ds-5ubuntu1",
"1:10.1.0+ds-5ubuntu2",
"1:10.1.0+ds-5ubuntu2.1",
"1:10.1.0+ds-5ubuntu2.2",
"1:10.1.0+ds-5ubuntu2.4",
"1:10.1.0+ds-5ubuntu2.5",
"1:10.1.0+ds-5ubuntu2.6",
"1:10.1.0+ds-5ubuntu2.7"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "qemu-block-extra",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-block-supplemental",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-guest-agent",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-arm",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-common",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-data",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-gui",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-mips",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-misc",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-modules-opengl",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-modules-spice",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-ppc",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-riscv",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-s390x",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-sparc",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-x86",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-x86-xen",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-system-xen",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-user",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-user-binfmt",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "qemu-utils",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
},
{
"binary_name": "ubuntu-virt",
"binary_version": "1:10.2.1+ds-1ubuntu3.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "qemu",
"purl": "pkg:deb/ubuntu/qemu@1:10.2.1+ds-1ubuntu3.1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1:10.1.0+ds-5ubuntu2",
"1:10.1.0+ds-5ubuntu3",
"1:10.1.0+ds-5ubuntu4",
"1:10.1.0+ds-5ubuntu5",
"1:10.2.1+ds-1ubuntu1",
"1:10.2.1+ds-1ubuntu2",
"1:10.2.1+ds-1ubuntu3",
"1:10.2.1+ds-1ubuntu3.1"
]
}
],
"aliases": [],
"details": "hw/pci/pci.c in QEMU 4.2.0 allows guest OS users to trigger an out-of-bounds access by providing an address near the end of the PCI configuration space.",
"id": "UBUNTU-CVE-2020-13791",
"modified": "2026-06-29T01:21:48Z",
"published": "2020-06-04T16:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-13791"
},
{
"type": "REPORT",
"url": "https://www.openwall.com/lists/oss-security/2020/06/04/1"
},
{
"type": "REPORT",
"url": "https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00831.html"
},
{
"type": "REPORT",
"url": "https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00706.html"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-13791"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2020-13791"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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