usn-5224-1
Vulnerability from osv_ubuntu
Published
2022-01-12 12:15
Modified
2026-04-22 07:37
Summary
ghostscript vulnerabilities
Details
It was discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use this issue to cause Ghostscript to crash, resulting in a denial of service, or possibly execute arbitrary code.
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-45944",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2021-45949",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:18.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "ghostscript",
"binary_version": "9.26~dfsg+0-0ubuntu0.18.04.15"
},
{
"binary_name": "ghostscript-x",
"binary_version": "9.26~dfsg+0-0ubuntu0.18.04.15"
},
{
"binary_name": "libgs9",
"binary_version": "9.26~dfsg+0-0ubuntu0.18.04.15"
},
{
"binary_name": "libgs9-common",
"binary_version": "9.26~dfsg+0-0ubuntu0.18.04.15"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "ghostscript",
"purl": "pkg:deb/ubuntu/ghostscript@9.26~dfsg+0-0ubuntu0.18.04.15?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "9.26~dfsg+0-0ubuntu0.18.04.15"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"9.21~dfsg+1-0ubuntu3",
"9.22~dfsg+1-0ubuntu1",
"9.22~dfsg+1-0ubuntu1.1",
"9.22~dfsg+1-0ubuntu1.2",
"9.25~dfsg+1-0ubuntu0.18.04.1",
"9.25~dfsg+1-0ubuntu0.18.04.2",
"9.26~dfsg+0-0ubuntu0.18.04.1",
"9.26~dfsg+0-0ubuntu0.18.04.3",
"9.26~dfsg+0-0ubuntu0.18.04.4",
"9.26~dfsg+0-0ubuntu0.18.04.5",
"9.26~dfsg+0-0ubuntu0.18.04.6",
"9.26~dfsg+0-0ubuntu0.18.04.7",
"9.26~dfsg+0-0ubuntu0.18.04.8",
"9.26~dfsg+0-0ubuntu0.18.04.9",
"9.26~dfsg+0-0ubuntu0.18.04.10",
"9.26~dfsg+0-0ubuntu0.18.04.11",
"9.26~dfsg+0-0ubuntu0.18.04.12",
"9.26~dfsg+0-0ubuntu0.18.04.13",
"9.26~dfsg+0-0ubuntu0.18.04.14"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-45944",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2021-45949",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "ghostscript",
"binary_version": "9.50~dfsg-5ubuntu4.5"
},
{
"binary_name": "ghostscript-x",
"binary_version": "9.50~dfsg-5ubuntu4.5"
},
{
"binary_name": "libgs9",
"binary_version": "9.50~dfsg-5ubuntu4.5"
},
{
"binary_name": "libgs9-common",
"binary_version": "9.50~dfsg-5ubuntu4.5"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "ghostscript",
"purl": "pkg:deb/ubuntu/ghostscript@9.50~dfsg-5ubuntu4.5?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "9.50~dfsg-5ubuntu4.5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"9.27~dfsg+0-0ubuntu3",
"9.27~dfsg+0-0ubuntu4",
"9.50~dfsg-5ubuntu1",
"9.50~dfsg-5ubuntu2",
"9.50~dfsg-5ubuntu3",
"9.50~dfsg-5ubuntu4",
"9.50~dfsg-5ubuntu4.1",
"9.50~dfsg-5ubuntu4.2",
"9.50~dfsg-5ubuntu4.3",
"9.50~dfsg-5ubuntu4.4"
]
}
],
"aliases": [],
"details": "It was discovered that Ghostscript incorrectly handled certain PostScript\nfiles. If a user or automated system were tricked into processing a\nspecially crafted file, a remote attacker could possibly use this issue to\ncause Ghostscript to crash, resulting in a denial of service, or possibly\nexecute arbitrary code.\n",
"id": "USN-5224-1",
"modified": "2026-04-22T07:37:01Z",
"published": "2022-01-12T12:15:31Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5224-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-45944"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-45949"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "ghostscript vulnerabilities",
"upstream": [
"UBUNTU-CVE-2021-45944",
"UBUNTU-CVE-2021-45949"
]
}
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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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