Fix CVE(s): CVE-2025-13462, CVE-2026-4224, CVE-2026-7210
* SECURITY UPDATE: tarfile misinterprets crafted multi-block GNU long name archives via AREGTYPE/DIRTYPE normalization - debian/patches/CVE-2025-13462.patch: skip the old-v7 AREGTYPE to DIRTYPE normalization when reading the follow-up header of a GNU LONGNAME / LONGLINK or PAX member in Lib/tarfile.py - CVE-2025-13462 * SECURITY UPDATE: C stack overflow in pyexpat when an ElementDeclHandler parses a deeply nested content model - debian/patches/CVE-2026-4224.patch: guard conv_content_model() recursion with Py_EnterRecursiveCall()/Py_LeaveRecursiveCall() in Modules/pyexpat.c - CVE-2026-4224 * SECURITY UPDATE: insufficient entropy in pyexpat/_elementtree hash-flooding protection - debian/patches/CVE-2026-7210.patch: bind XML_SetHashSalt16Bytes as a weak symbol to seed the Expat parser with 16 bytes of entropy when hash randomization is enabled; falls back to the legacy XML_SetHashSalt when unavailable. Requires libexpat1 (>= 2.2.6-2+deb10u7+tuxcare.els6). - 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
- 2.7.16-2+deb10u4+tuxcare.els2
- CVEs
- CVE-2025-13462, CVE-2026-4224, CVE-2026-7210
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:18 UTC · Revision 1
Source evidence
Fix CVE(s): CVE-2025-13462, CVE-2026-4224, CVE-2026-7210
core-osv · Original sourcePublished 11 Jun 2026, 19:17 UTC
* SECURITY UPDATE: tarfile misinterprets crafted multi-block GNU long name archives via AREGTYPE/DIRTYPE normalization - debian/patches/CVE-2025-13462.patch: skip the old-v7 AREGTYPE to DIRTYPE normalization when reading the follow-up header of a GNU LONGNAME / LONGLINK or PAX member in Lib/tarfile.py - CVE-2025-13462 * SECURITY UPDATE: C stack overflow in pyexpat when an ElementDeclHandler parses a deeply nested content model - debian/patches/CVE-2026-4224.patch: guard conv_content_model() recursion with Py_EnterRecursiveCall()/Py_LeaveRecursiveCall() in Modules/pyexpat.c - CVE-2026-4224 * SECURITY UPDATE: insufficient entropy in pyexpat/_elementtree hash-flooding protection - debian/patches/CVE-2026-7210.patch: bind XML_SetHashSalt16Bytes as a weak symbol to seed the Expat parser with 16 bytes of entropy when hash randomization is enabled; falls back to the legacy XML_SetHashSalt when unavailable. Requires libexpat1 (>= 2.2.6-2+deb10u7+tuxcare.els6). - CVE-2026-7210
osv:CLSA-2026-1781205404
idle-python2.7
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
libpython2.7
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
libpython2.7-dev
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
libpython2.7-minimal
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
libpython2.7-stdlib
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
libpython2.7-testsuite
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
python2.7
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
python2.7-dev
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
python2.7-doc
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
python2.7-examples
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
python2.7-minimal
Fixed versions: 2.7.16-2+deb10u4+tuxcare.els2
Complete source record
{
"id": "362d82c40f982ac50a96a938537a7097c186c13b31f3e2b7f65ddbff13342ea2",
"url": "https://osv.dev/vulnerability/CLSA-2026-1781205404",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix CVE(s): CVE-2025-13462, CVE-2026-4224, CVE-2026-7210",
"summary": "* SECURITY UPDATE: tarfile misinterprets crafted multi-block GNU long name archives via AREGTYPE/DIRTYPE normalization - debian/patches/CVE-2025-13462.patch: skip the old-v7 AREGTYPE to DIRTYPE normalization when reading the follow-up header of a GNU LONGNAME / LONGLINK or PAX member in Lib/tarfile.py - CVE-2025-13462 * SECURITY UPDATE: C stack overflow in pyexpat when an ElementDeclHandler parses a deeply nested content model - debian/patches/CVE-2026-4224.patch: guard conv_content_model() recursion with Py_EnterRecursiveCall()/Py_LeaveRecursiveCall() in Modules/pyexpat.c - CVE-2026-4224 * SECURITY UPDATE: insufficient entropy in pyexpat/_elementtree hash-flooding protection - debian/patches/CVE-2026-7210.patch: bind XML_SetHashSalt16Bytes as a weak symbol to seed the Expat parser with 16 bytes of entropy when hash randomization is enabled; falls back to the legacy XML_SetHashSalt when unavailable. Requires libexpat1 (>= 2.2.6-2+deb10u7+tuxcare.els6). - CVE-2026-7210",
"evidence": "osv:CLSA-2026-1781205404",
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{
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"evidence": "/affected/9/package/name"
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"evidence": "/affected/10/package/name"
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"severity": "unknown",
"structured": {
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"aliases": [
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"purl": "pkg:deb/tuxcare/libpython2.7-dev?distro=debian-10",
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"package": {
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"purl": "pkg:deb/tuxcare/libpython2.7-stdlib?distro=debian-10",
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"database_specific": {
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],
"modified": "2026-10-26T09:31:52.227314483Z",
"provider": "osv",
"upstream": [
"CVE-2025-13462",
"CVE-2026-4224",
"CVE-2026-7210"
],
"references": [
"https://errata.tuxcare.com/els_os/debian10els/CLSA-2026-1781205404.html",
"https://nvd.nist.gov/vuln/detail/CVE-2025-13462",
"https://nvd.nist.gov/vuln/detail/CVE-2026-4224",
"https://nvd.nist.gov/vuln/detail/CVE-2026-7210"
]
},
"related_cves": [
{
"value": "CVE-2025-13462",
"evidence": "/upstream"
},
{
"value": "CVE-2026-4224",
"evidence": "/upstream"
},
{
"value": "CVE-2026-7210",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 448767,
"published_at": "2026-06-11T19:17:09+00:00"
}