7.0
HIGH CVSS 3.1
CVE-2025-5222
ICU Buffer Overflow Vulnerability
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.

INFO

Published Date :

May 27, 2025, 9:15 p.m.

Last Modified :

Aug. 8, 2025, 2:55 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2025-5222 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat enterprise_linux
1 Gnu grub2
1 Libssh libssh
1 Unicode international_components_for_unicode
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH [email protected]
Public PoC/Exploit Available at Github

CVE-2025-5222 has a 6 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-5222.

URL Resource
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/security/cve/CVE-2025-5222 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2368600 Issue Tracking
https://lists.debian.org/debian-lts-announce/2025/06/msg00015.html Mailing List
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-5222 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Debian build files for icu 74.2 with a patch to fix CVE-2025-5222

Updated: 1 month, 3 weeks ago
0 stars 1 fork 1 watcher
Born at : June 25, 2025, 6:01 p.m. This repo has been linked 1 different CVEs too.

github runner

Dockerfile Shell

Updated: 1 month ago
2 stars 0 fork 0 watcher
Born at : March 4, 2025, 9:38 p.m. This repo has been linked 43 different CVEs too.

All Public RunWhen Helm Charts - Managed by terraform

Smarty Shell Dockerfile

Updated: 1 day, 12 hours ago
1 stars 0 fork 0 watcher
Born at : Sept. 18, 2023, 10:09 a.m. This repo has been linked 130 different CVEs too.

Run paperless-ngx rootless by default (no SUID)!

Dockerfile Python

Updated: 1 month ago
10 stars 0 fork 0 watcher
Born at : July 26, 2023, 9:43 p.m. This repo has been linked 123 different CVEs too.

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

security cve exploit poc vulnerability

Updated: 2 hours, 38 minutes ago
7206 stars 1199 fork 1199 watcher
Born at : Dec. 8, 2019, 1:03 p.m. This repo has been linked 807 different CVEs too.

Unifi Controller (DB included)

Dockerfile Shell

Updated: 1 month, 1 week ago
19 stars 1 fork 1 watcher
Born at : March 11, 2018, 2:36 p.m. This repo has been linked 32 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-5222 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-5222 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Aug. 08, 2025

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:a:unicode:international_components_for_unicode:*:*:*:*:*:*:*:* versions up to (excluding) 78.1
    Added Reference Type Red Hat, Inc.: https://access.redhat.com/errata/RHSA-2025:11888 Types: Vendor Advisory
    Added Reference Type Red Hat, Inc.: https://access.redhat.com/errata/RHSA-2025:12083 Types: Vendor Advisory
    Added Reference Type Red Hat, Inc.: https://access.redhat.com/errata/RHSA-2025:12331 Types: Vendor Advisory
    Added Reference Type Red Hat, Inc.: https://access.redhat.com/errata/RHSA-2025:12332 Types: Vendor Advisory
    Added Reference Type Red Hat, Inc.: https://access.redhat.com/errata/RHSA-2025:12333 Types: Vendor Advisory
    Added Reference Type Red Hat, Inc.: https://access.redhat.com/security/cve/CVE-2025-5222 Types: Vendor Advisory
    Added Reference Type Red Hat, Inc.: https://bugzilla.redhat.com/show_bug.cgi?id=2368600 Types: Issue Tracking
    Added Reference Type CVE: https://lists.debian.org/debian-lts-announce/2025/06/msg00015.html Types: Mailing List
  • CVE Modified by [email protected]

    Jul. 31, 2025

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2025:12331
    Added Reference https://access.redhat.com/errata/RHSA-2025:12332
    Added Reference https://access.redhat.com/errata/RHSA-2025:12333
  • CVE Modified by [email protected]

    Jul. 29, 2025

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2025:12083
  • CVE Modified by [email protected]

    Jul. 28, 2025

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2025:11888
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Jun. 15, 2025

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2025/06/msg00015.html
  • New CVE Received by [email protected]

    May. 27, 2025

    Action Type Old Value New Value
    Added 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.
    Added CVSS V3.1 AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
    Added CWE CWE-120
    Added Reference https://access.redhat.com/security/cve/CVE-2025-5222
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2368600
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact