Summary
Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2025-5222: 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.
Fixed packages 5
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2 | icu | 0:50.2-4.amzn2.0.2 |
| Amazon Linux · 2 | icu-debuginfo | 0:50.2-4.amzn2.0.2 |
| Amazon Linux · 2 | libicu | 0:50.2-4.amzn2.0.2 |
| Amazon Linux · 2 | libicu-devel | 0:50.2-4.amzn2.0.2 |
| Amazon Linux · 2 | libicu-doc | 0:50.2-4.amzn2.0.2 |
Vulnerabilities 1
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High 7.0CVE-2025-5222 Public exploit
Icu: stack buffer overflow in the srbroot::addtag function
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.
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-5222.html