UnratedFix available
Fix CVE(s): CVE-2026-7210
Type: advisorySources: OSV
* SECURITY UPDATE: insufficient entropy in pyexpat/_elementtree hash-flooding protection (CVE-2026-7210) - debian/patches/CVE-2026-7210.patch: bind XML_SetHashSalt16Bytes as a weak symbol to seed the parser with 16 bytes of entropy when hash randomization is enabled; falls back to the legacy XML_SetHashSalt when unavailable. - CVE-2026-7210
- Products
- idle-python2.7, libpython2.7, libpython2.7-dev, libpython2.7-minimal, libpython2.7-stdlib, libpython2.7-testsuite, python2.7, python2.7-dev, python2.7-doc, python2.7-examples, python2.7-minimal
- Affected versions
- Not specified
- Fixed versions
- 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
- CVEs
- CVE-2026-7210
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:37 UTC · Revision 1
Source evidence
* SECURITY UPDATE: insufficient entropy in pyexpat/_elementtree hash-flooding protection (CVE-2026-7210) - debian/patches/CVE-2026-7210.patch: bind XML_SetHashSalt16Bytes as a weak symbol to seed the parser with 16 bytes of entropy when hash randomization is enabled; falls back to the legacy XML_SetHashSalt when unavailable. - CVE-2026-7210
osv:CLSA-2026-1780675586
idle-python2.7
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
libpython2.7
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
libpython2.7-dev
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
libpython2.7-minimal
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
libpython2.7-stdlib
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
libpython2.7-testsuite
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
python2.7
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
python2.7-dev
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
python2.7-doc
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
python2.7-examples
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
python2.7-minimal
Fixed versions: 2.7.12-1ubuntu0~16.04.18+tuxcare.els18
Complete source record
{
"id": "9c9de5d972992231832d7a31d5bef1cccb6bc8abfa5378515de6af8f37bec627",
"url": "https://osv.dev/vulnerability/CLSA-2026-1780675586",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix CVE(s): CVE-2026-7210",
"summary": "* SECURITY UPDATE: insufficient entropy in pyexpat/_elementtree hash-flooding protection (CVE-2026-7210) - debian/patches/CVE-2026-7210.patch: bind XML_SetHashSalt16Bytes as a weak symbol to seed the parser with 16 bytes of entropy when hash randomization is enabled; falls back to the legacy XML_SetHashSalt when unavailable. - CVE-2026-7210",
"evidence": "osv:CLSA-2026-1780675586",
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"evidence": "/affected/0/package/name"
},
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"evidence": "/affected/0/ranges"
}
],
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},
{
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{
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{
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"affected_versions": []
},
{
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"affected_versions": []
},
{
"name": {
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"evidence": "/affected/9/package/name"
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{
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"evidence": "/affected/9/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "python2.7-minimal",
"evidence": "/affected/10/package/name"
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"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1780675586",
"aliases": [
"CLSA-2026-1780675586"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
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"package": {
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"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
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}
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{
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],
"package": {
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"purl": "pkg:deb/tuxcare/libpython2.7?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
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}
},
{
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}
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],
"package": {
"name": "libpython2.7-dev",
"purl": "pkg:deb/tuxcare/libpython2.7-dev?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1780675586.json"
}
},
{
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"package": {
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"purl": "pkg:deb/tuxcare/libpython2.7-minimal?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
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},
{
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],
"package": {
"name": "libpython2.7-stdlib",
"purl": "pkg:deb/tuxcare/libpython2.7-stdlib?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1780675586.json"
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"package": {
"name": "libpython2.7-testsuite",
"purl": "pkg:deb/tuxcare/libpython2.7-testsuite?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
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"database_specific": {
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"package": {
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"purl": "pkg:deb/tuxcare/python2.7-dev?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
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"package": {
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"purl": "pkg:deb/tuxcare/python2.7-examples?distro=ubuntu-16.04",
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},
"database_specific": {
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{
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},
"database_specific": {
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}
}
],
"modified": "2026-10-26T09:32:00.772011911Z",
"provider": "osv",
"upstream": [
"CVE-2026-7210"
],
"references": [
"https://errata.tuxcare.com/els_os/ubuntu16.04els/CLSA-2026-1780675586.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-7210"
]
},
"related_cves": [
{
"value": "CVE-2026-7210",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449305,
"published_at": "2026-06-08T08:55:17+00:00"
}