ubuntu-cve-2017-14952
Vulnerability from osv_ubuntu
Published
2017-10-16 00:00
Modified
2026-04-22 07:38
Summary
Details
Double free in i18n/zonemeta.cpp in International Components for Unicode (ICU) for C/C++ through 59.1 allows remote attackers to execute arbitrary code via a crafted string, aka a "redundant UVector entry clean up function call" issue.
Severity
9.8 (Critical)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "icu-devtools",
"binary_version": "52.1-3ubuntu0.7"
},
{
"binary_name": "libicu52",
"binary_version": "52.1-3ubuntu0.7"
}
]
},
"package": {
"ecosystem": "Ubuntu:14.04:LTS",
"name": "icu",
"purl": "pkg:deb/ubuntu/icu@52.1-3ubuntu0.7?arch=source\u0026distro=trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "52.1-3ubuntu0.7"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.8.1.1-12ubuntu2",
"4.8.1.1-13+nmu1",
"4.8.1.1-13+nmu1ubuntu1",
"52.1-3",
"52.1-3ubuntu0.2",
"52.1-3ubuntu0.3",
"52.1-3ubuntu0.4",
"52.1-3ubuntu0.5",
"52.1-3ubuntu0.6"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "icu-devtools",
"binary_version": "55.1-7ubuntu0.3"
},
{
"binary_name": "libicu55",
"binary_version": "55.1-7ubuntu0.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "icu",
"purl": "pkg:deb/ubuntu/icu@55.1-7ubuntu0.3?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "55.1-7ubuntu0.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"55.1-4ubuntu1",
"55.1-6ubuntu1",
"55.1-7",
"55.1-7ubuntu0.1",
"55.1-7ubuntu0.2"
]
}
],
"aliases": [],
"details": "Double free in i18n/zonemeta.cpp in International Components for Unicode (ICU) for C/C++ through 59.1 allows remote attackers to execute arbitrary code via a crafted string, aka a \"redundant UVector entry clean up function call\" issue.",
"id": "UBUNTU-CVE-2017-14952",
"modified": "2026-04-22T07:38:22Z",
"published": "2017-10-16T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2017-14952"
},
{
"type": "REPORT",
"url": "http://bugs.icu-project.org/trac/changeset/40324/trunk/icu4c/source/i18n/zonemeta.cpp"
},
{
"type": "REPORT",
"url": "http://www.sourcebrella.com/blog/double-free-vulnerability-international-components-unicode-icu/"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-3458-1"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-3458-2"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2017-14952"
}
],
"related": [
"USN-3458-1",
"USN-3458-2"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2017-14952"
]
}
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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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