Critical
CVE-2017-1000158 affecting package python-py 1.11.0-1
Type: advisorySources: OSV
CPython (aka Python) up to 2.7.13 is vulnerable to an integer overflow in the PyString_DecodeEscape function in stringobject.c, resulting in heap-based buffer overflow (and possible arbitrary code execution)
- Products
- python-py
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-1000158
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 17:27 UTC · Revision 1
Source evidence
CVE-2017-1000158 affecting package python-py 1.11.0-1
core-osv · Original sourcePublished 17 Nov 2017, 05:29 UTC
CPython (aka Python) up to 2.7.13 is vulnerable to an integer overflow in the PyString_DecodeEscape function in stringobject.c, resulting in heap-based buffer overflow (and possible arbitrary code execution)
osv:AZL-109614
python-py
Fixed versions: Not specified
Complete source record
{
"id": "350a52f91cd381fe3ddde8864805d20ffd1fef775a57ead8507eddebd4cc8778",
"url": "https://osv.dev/vulnerability/AZL-109614",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-1000158 affecting package python-py 1.11.0-1",
"summary": "CPython (aka Python) up to 2.7.13 is vulnerable to an integer overflow in the PyString_DecodeEscape function in stringobject.c, resulting in heap-based buffer overflow (and possible arbitrary code execution)",
"evidence": "osv:AZL-109614",
"products": [
{
"name": {
"value": "python-py",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "AZL-109614",
"aliases": [
"AZL-109614"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/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-109614.json"
}
}
],
"modified": "2026-10-27T05:36:16Z",
"provider": "osv",
"upstream": [
"CVE-2017-1000158"
],
"references": [
"https://nvd.nist.gov/vuln/detail/CVE-2017-1000158"
]
},
"related_cves": [
{
"value": "CVE-2017-1000158",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 460500,
"published_at": "2017-11-17T05:29:00+00:00"
}