Critical
CVE-2016-5636 affecting package python-py 1.11.0-1
Type: advisorySources: OSV
Integer overflow in the get_data function in zipimport.c in CPython (aka Python) before 2.7.12, 3.x before 3.4.5, and 3.5.x before 3.5.2 allows remote attackers to have unspecified impact via a negative data size value, which triggers a heap-based buffer overflow.
- Products
- python-py
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-5636
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 17:27 UTC · Revision 1
Source evidence
CVE-2016-5636 affecting package python-py 1.11.0-1
core-osv · Original sourcePublished 2 Sept 2016, 14:59 UTC
Integer overflow in the get_data function in zipimport.c in CPython (aka Python) before 2.7.12, 3.x before 3.4.5, and 3.5.x before 3.5.2 allows remote attackers to have unspecified impact via a negative data size value, which triggers a heap-based buffer overflow.
osv:AZL-109608
python-py
Fixed versions: Not specified
Complete source record
{
"id": "4b9eaa611799bd13871595760026e1f08bbc2a00fd854539f974289000210cf8",
"url": "https://osv.dev/vulnerability/AZL-109608",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-5636 affecting package python-py 1.11.0-1",
"summary": "Integer overflow in the get_data function in zipimport.c in CPython (aka Python) before 2.7.12, 3.x before 3.4.5, and 3.5.x before 3.5.2 allows remote attackers to have unspecified impact via a negative data size value, which triggers a heap-based buffer overflow.",
"evidence": "osv:AZL-109608",
"products": [
{
"name": {
"value": "python-py",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "AZL-109608",
"aliases": [
"AZL-109608"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"last_affected": "1.11.0-1"
}
]
}
],
"package": {
"name": "python-py",
"purl": "pkg:rpm/azure-linux/python-py",
"ecosystem": "Azure Linux:3"
},
"database_specific": {
"source": "https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-109608.json"
}
}
],
"modified": "2026-10-27T05:36:16Z",
"provider": "osv",
"upstream": [
"CVE-2016-5636"
],
"references": [
"https://nvd.nist.gov/vuln/detail/CVE-2016-5636"
]
},
"related_cves": [
{
"value": "CVE-2016-5636",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 460495,
"published_at": "2016-09-02T14:59:06+00:00"
}