UnratedFix available
apr-util: Fix of 4 CVEs
Type: advisorySources: OSV
- CVE-2025-49506: non-constant-time password and hash comparisons in apr_password_validate() leak information through a timing side channel
- Products
- apr-util, apr-util-bdb, apr-util-devel, apr-util-ldap, apr-util-mysql, apr-util-odbc, apr-util-openssl, apr-util-pgsql, apr-util-sqlite
- Affected versions
- Not specified
- Fixed versions
- 1.6.1-20.el9_2.1.tuxcare.els2
- CVEs
- CVE-2025-49506
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 10:43 UTC · Revision 1
Source evidence
- CVE-2025-49506: non-constant-time password and hash comparisons in apr_password_validate() leak information through a timing side channel
osv:CLSA-2026-1786553851
apr-util
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
apr-util-bdb
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
apr-util-devel
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
apr-util-ldap
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
apr-util-mysql
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
apr-util-odbc
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
apr-util-openssl
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
apr-util-pgsql
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
apr-util-sqlite
Fixed versions: 1.6.1-20.el9_2.1.tuxcare.els2
Complete source record
{
"id": "e6eefff11d7fb209b0c7aaa34f53d2fbeab626fa022e90178e29cd9bf12a4edf",
"url": "https://osv.dev/vulnerability/CLSA-2026-1786553851",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "apr-util: Fix of 4 CVEs",
"summary": "- CVE-2025-49506: non-constant-time password and hash comparisons in apr_password_validate() leak information through a timing side channel",
"evidence": "osv:CLSA-2026-1786553851",
"products": [
{
"name": {
"value": "apr-util",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "apr-util-bdb",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "apr-util-devel",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "apr-util-ldap",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "apr-util-mysql",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "apr-util-odbc",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "apr-util-openssl",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "apr-util-pgsql",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "apr-util-sqlite",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.1-20.el9_2.1.tuxcare.els2",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1786553851",
"aliases": [
"CLSA-2026-1786553851"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util",
"purl": "pkg:rpm/tuxcare/apr-util?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util-bdb",
"purl": "pkg:rpm/tuxcare/apr-util-bdb?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util-devel",
"purl": "pkg:rpm/tuxcare/apr-util-devel?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util-ldap",
"purl": "pkg:rpm/tuxcare/apr-util-ldap?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util-mysql",
"purl": "pkg:rpm/tuxcare/apr-util-mysql?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util-odbc",
"purl": "pkg:rpm/tuxcare/apr-util-odbc?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util-openssl",
"purl": "pkg:rpm/tuxcare/apr-util-openssl?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util-pgsql",
"purl": "pkg:rpm/tuxcare/apr-util-pgsql?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.1-20.el9_2.1.tuxcare.els2"
}
]
}
],
"package": {
"name": "apr-util-sqlite",
"purl": "pkg:rpm/tuxcare/apr-util-sqlite?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786553851.json"
}
}
],
"modified": "2026-10-26T09:30:34.643226765Z",
"provider": "osv",
"upstream": [
"CVE-2025-49506"
],
"references": [
"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1786553851.html",
"https://nvd.nist.gov/vuln/detail/CVE-2025-49506",
"https://nvd.nist.gov/vuln/detail/CVE-2026-32327",
"https://nvd.nist.gov/vuln/detail/CVE-2026-34501",
"https://nvd.nist.gov/vuln/detail/CVE-2026-34502"
]
},
"related_cves": [
{
"value": "CVE-2025-49506",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 447134,
"published_at": "2026-08-12T16:57:41+00:00"
}