rlsa-2026:66392
Vulnerability from osv_rocky
The mission of the Apache Portable Runtime (APR) is to provide a free library of C data structures and routines. This library contains additional utility interfaces for APR; including support for XML, LDAP, database interfaces, URI parsing and more.
Security Fix(es):
-
apr-util: Apache Portable Runtime Utility: Heap buffer overflow in redis client (CVE-2026-34501)
-
apr-util: Apache Portable Runtime Utility: Information disclosure via timing attack in password validation (CVE-2025-49506)
-
apr-util: Apache Portable Runtime Utility: Denial of Service via XML stack recursion attack (CVE-2026-32327)
-
apr-util: Apache Portable Runtime Utility: Heap buffer overflow in APR memcached client (CVE-2026-34502)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
{
"affected": [
{
"package": {
"ecosystem": "Rocky Linux:10",
"name": "apr-util",
"purl": "pkg:rpm/rocky-linux/apr-util?distro=rocky-linux-10\u0026epoch=0"
},
"ranges": [
{
"database_specific": {
"yum_repository": "AppStream"
},
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.6.3-23.el10_2.1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"credits": [
{
"name": "Rocky Enterprise Software Foundation"
},
{
"name": "Red Hat"
}
],
"database_specific": {
"license": "CC-BY-4.0",
"license_url": "https://creativecommons.org/licenses/by/4.0/",
"source_advisory": "RHSA-2026:66392"
},
"details": "The mission of the Apache Portable Runtime (APR) is to provide a free library of C data structures and routines. This library contains additional utility interfaces for APR; including support for XML, LDAP, database interfaces, URI parsing and more.\n\nSecurity Fix(es):\n\n* apr-util: Apache Portable Runtime Utility: Heap buffer overflow in redis client (CVE-2026-34501)\n\n* apr-util: Apache Portable Runtime Utility: Information disclosure via timing attack in password validation (CVE-2025-49506)\n\n* apr-util: Apache Portable Runtime Utility: Denial of Service via XML stack recursion attack (CVE-2026-32327)\n\n* apr-util: Apache Portable Runtime Utility: Heap buffer overflow in APR memcached client (CVE-2026-34502)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
"id": "RLSA-2026:66392",
"modified": "2026-09-16T12:14:01.119645Z",
"published": "2026-09-11T12:09:43.142170Z",
"references": [
{
"type": "ADVISORY",
"url": "https://errata.rockylinux.org/RLSA-2026:66392"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2512073"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2512077"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2512079"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2512083"
},
{
"type": "ADVISORY",
"url": "https://access.redhat.com/errata/RHSA-2026:66392"
}
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
}
],
"summary": "Moderate: apr-util security update",
"upstream": [
"CVE-2025-49506",
"CVE-2026-32327",
"CVE-2026-34501",
"CVE-2026-34502"
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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