# CVE-2020-21913: icu: This update for icu fixes the following issues:  - CVE-2025-5222: Stack buffer overflow in the SRBRoot:addTag functio...

CVE-2020-21913 is fixed in 4 products on 1 platform, first by icu-devtools 60.2-3ubuntu3.2, released September 20, 2021. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-21913
- Priority: Routine
- CVSS: n/a (Low)
- EPSS: 0.0121
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 20, 2021

## Description

This update for icu fixes the following issues:  - CVE-2025-5222: Stack buffer overflow in the SRBRoot:addTag function (bsc#1243721).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | icu opensuse-leap 15.6 | 65.1-150200.4.15.1 | [SUSE-SU-2025:02079-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02079-1.md) | Jun 24, 2025 |
| Linux | icu sles 15.6 | 65.1-150200.4.15.1 | [SUSE-SU-2025:02079-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02079-1.md) | Jun 24, 2025 |
| Linux | icu sles 15.7 | 65.1-150200.4.15.1 | [SUSE-SU-2025:02079-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02079-1.md) | Jun 24, 2025 |
| Linux | icu-devtools Ubuntu 18.04.6 LTS (bionic) | 60.2-3ubuntu3.2 | [icu-devtools 60.2-3ubuntu3.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-icu-devtools-60.2-3ubuntu3.2.md) | Sep 20, 2021 |
| Linux | libicu60 Ubuntu 18.04.6 LTS (bionic) | 60.2-3ubuntu3.2 | [libicu60 60.2-3ubuntu3.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libicu60-60.2-3ubuntu3.2.md) | Sep 20, 2021 |
| Linux | libiculx60 Ubuntu 18.04.6 LTS (bionic) | 60.2-3ubuntu3.2 | [libiculx60 60.2-3ubuntu3.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libiculx60-60.2-3ubuntu3.2.md) | Sep 20, 2021 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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