UnratedFix available
Fix CVE(s): CVE-2025-13462
Type: advisorySources: OSV
* SECURITY UPDATE: tarfile module misinterprets AREGTYPE blocks as DIRTYPE when processing GNU long name or link headers - debian/patches/CVE-2025-13462.patch: add dircheck parameter to frombuf() and fromtarfile() and pass dircheck=False from _proc_gnulong() and _proc_pax() to prevent AREGTYPE-to-DIRTYPE normalisation on follow-up headers in Lib/tarfile.py, Lib/test/test_tarfile.py - CVE-2025-13462
- 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
- 2.7.18-1~20.04.7+tuxcare.els2
- CVEs
- CVE-2025-13462
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:44 UTC · Revision 1
Source evidence
* SECURITY UPDATE: tarfile module misinterprets AREGTYPE blocks as DIRTYPE when processing GNU long name or link headers - debian/patches/CVE-2025-13462.patch: add dircheck parameter to frombuf() and fromtarfile() and pass dircheck=False from _proc_gnulong() and _proc_pax() to prevent AREGTYPE-to-DIRTYPE normalisation on follow-up headers in Lib/tarfile.py, Lib/test/test_tarfile.py - CVE-2025-13462
osv:CLSA-2026-1781082390
idle-python2.7
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
libpython2.7
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
libpython2.7-dev
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
libpython2.7-minimal
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
libpython2.7-stdlib
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
libpython2.7-testsuite
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
python2.7
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
python2.7-dev
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
python2.7-doc
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
python2.7-examples
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
python2.7-minimal
Fixed versions: 2.7.18-1~20.04.7+tuxcare.els2
Complete source record
{
"id": "705c8932f8008436f59a570a622edbb23dd199b3eca941f188dbfee2cd7b4265",
"url": "https://osv.dev/vulnerability/CLSA-2026-1781082390",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix CVE(s): CVE-2025-13462",
"summary": "* SECURITY UPDATE: tarfile module misinterprets AREGTYPE blocks as DIRTYPE when processing GNU long name or link headers - debian/patches/CVE-2025-13462.patch: add dircheck parameter to frombuf() and fromtarfile() and pass dircheck=False from _proc_gnulong() and _proc_pax() to prevent AREGTYPE-to-DIRTYPE normalisation on follow-up headers in Lib/tarfile.py, Lib/test/test_tarfile.py - CVE-2025-13462",
"evidence": "osv:CLSA-2026-1781082390",
"products": [
{
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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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"evidence": "/affected/9/ranges"
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"affected_versions": []
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{
"name": {
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"evidence": "/affected/10/package/name"
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],
"affected_versions": []
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],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1781082390",
"aliases": [
"CLSA-2026-1781082390"
],
"affected": [
{
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"database_specific": {
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{
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"package": {
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"purl": "pkg:deb/tuxcare/libpython2.7?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"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-dev?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
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{
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"package": {
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"purl": "pkg:deb/tuxcare/libpython2.7-minimal?distro=ubuntu-20.04",
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"database_specific": {
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{
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"package": {
"name": "libpython2.7-stdlib",
"purl": "pkg:deb/tuxcare/libpython2.7-stdlib?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
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"package": {
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"purl": "pkg:deb/tuxcare/libpython2.7-testsuite?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
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"package": {
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"ecosystem": "TuxCare:Ubuntu:20.04"
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"database_specific": {
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"package": {
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"purl": "pkg:deb/tuxcare/python2.7-dev?distro=ubuntu-20.04",
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"package": {
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"purl": "pkg:deb/tuxcare/python2.7-examples?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
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"package": {
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],
"modified": "2026-10-26T09:32:05.182340743Z",
"provider": "osv",
"upstream": [
"CVE-2025-13462"
],
"references": [
"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1781082390.html",
"https://nvd.nist.gov/vuln/detail/CVE-2025-13462"
]
},
"related_cves": [
{
"value": "CVE-2025-13462",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449665,
"published_at": "2026-06-10T09:06:47+00:00"
}