High severity · published May 27, 2025
CVE-2025-5222
Icu: stack buffer overflow in the srbroot::addtag function
7.0
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RH
Red Hat Enterprise Linux 10 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 6 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 7 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 8 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9.4 Extended Update Support · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.13 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.14 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.15 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.16 · Red Hat
All versions, or not specified · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-5222
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-5222
vendor-advisory
https://access.redhat.com/errata/RHSA-2025:11888
vendor-advisory
https://access.redhat.com/errata/RHSA-2025:12083
vendor-advisory
https://access.redhat.com/errata/RHSA-2025:12331
vendor-advisory
https://access.redhat.com/errata/RHSA-2025:12332
vendor-advisory
https://access.redhat.com/errata/RHSA-2025:12333
vendor-advisory
https://access.redhat.com/errata/RHSA-2026:54544
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