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CVE-2025-5222 High

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.

Exploit probability 0.3%
Published May 27, 2025
Required by Not available
Last source change August 20, 2026

02 / AFFECTED SOFTWARE

Affected packages

Unknown Unknown

58 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source 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.

View original source

05 / REFERENCES

Further evidence