CVE-2025-5222
Icu: stack buffer overflow in the srbroot::addtag function
CVSS Score
7.0
EPSS Score
0.0%
EPSS Percentile
0th
A stack buffer overflow was found in Internationl components for unicode (ICU ). While running the genrb binary, the 'subtag' struct overflowed at the SRBRoot::addTag function. This issue may lead to memory corruption and local arbitrary code execution.
| CWE | CWE-120 |
| Published | May 27, 2025 |
| Last Updated | Jan 22, 2026 |
Stay Ahead of the Next One
Get instant alerts for
Be the first to know when new high vulnerabilities are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9.4 Extended Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2025:11888 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:12083 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:12331 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:12332 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:12333 access.redhat.com: https://access.redhat.com/security/cve/CVE-2025-5222 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2368600 lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/06/msg00015.html