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vuln-ubuntu/data/osv/usn/USN-5572-1.json
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{
"schema_version": "1.7.0",
"id": "USN-5572-1",
"summary": "linux-aws vulnerabilities",
"details": "Roger Pau Monn\u00e9 discovered that the Xen virtual block driver in the Linux\nkernel did not properly initialize memory pages to be used for shared\ncommunication with the backend. A local attacker could use this to expose\nsensitive information (guest kernel memory). (CVE-2022-26365)\n\nRoger Pau Monn\u00e9 discovered that the Xen paravirtualization frontend in the\nLinux kernel did not properly initialize memory pages to be used for shared\ncommunication with the backend. A local attacker could use this to expose\nsensitive information (guest kernel memory). (CVE-2022-33740)\n\nIt was discovered that the Xen paravirtualization frontend in the Linux\nkernel incorrectly shared unrelated data when communicating with certain\nbackends. A local attacker could use this to cause a denial of service\n(guest crash) or expose sensitive information (guest kernel memory).\n(CVE-2022-33741)\n\n",
"aliases": [],
"upstream": [
"UBUNTU-CVE-2022-26365",
"UBUNTU-CVE-2022-33740",
"UBUNTU-CVE-2022-33741"
],
"related": [],
"published": "2022-08-18T17:40:41Z",
"modified": "2026-09-14T08:02:08Z",
"affected": [
{
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "linux-aws",
"purl": "pkg:deb/ubuntu/linux-aws@4.4.0-1148.163?arch=source&distro=esm-infra/xenial"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.4.0-1148.163"
}
]
}
],
"versions": [
"4.4.0-1001.10",
"4.4.0-1003.12",
"4.4.0-1004.13",
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],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "linux-aws-cloud-tools-4.4.0-1148",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-aws-headers-4.4.0-1148",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-aws-tools-4.4.0-1148",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-buildinfo-4.4.0-1148-aws",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-cloud-tools-4.4.0-1148-aws",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-headers-4.4.0-1148-aws",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-image-4.4.0-1148-aws",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-modules-4.4.0-1148-aws",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-modules-extra-4.4.0-1148-aws",
"binary_version": "4.4.0-1148.163"
},
{
"binary_name": "linux-tools-4.4.0-1148-aws",
"binary_version": "4.4.0-1148.163"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"cves": [
{
"id": "CVE-2022-26365",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "low"
}
]
},
{
"id": "CVE-2022-33740",
"severity": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2022-33741",
"severity": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5572-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-26365"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-33740"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-33741"
}
]
}
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