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{
"schema_version": "1.7.0",
"id": "USN-5526-2",
"summary": "pyjwt regression",
"details": "USN-5526-1 fixed vulnerabilities in PyJWT. Unfortunately this caused a\nregression by incrementing the internal package version number on Ubuntu\n22.04 LTS. This update fixes the problem.\n\nWe apologize for the inconvenience.\n\nOriginal advisory details:\n\n Aapo Oksman discovered that PyJWT incorrectly handled signatures\n constructed from SSH public keys. A remote attacker could use this to forge\n a JWT signature.\n",
"aliases": [],
"upstream": [],
"related": [],
"published": "2022-08-17T01:58:27Z",
"modified": "2026-02-10T04:42:42Z",
"affected": [
{
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "pyjwt",
"purl": "pkg:deb/ubuntu/pyjwt@2.3.0-1ubuntu0.2?arch=source&distro=jammy"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.3.0-1ubuntu0.2"
}
]
}
],
"versions": [
"1.7.1-2ubuntu2",
"2.1.0-1",
"2.3.0-1",
"2.3.0-1ubuntu0.1"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-jwt",
"binary_version": "2.3.0-1ubuntu0.2"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:22.04:LTS",
"cves": []
}
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5526-2"
},
{
"type": "REPORT",
"url": "https://launchpad.net/bugs/1986487"
}
]
}