CVE-2025-5222 — Classic Buffer Overflow in International Components FOR Unicode

CWE-120 — Classic Buffer Overflow6 documents6 sources
Severity
7.0HIGHNVD
EPSS
0.0%
top 86.09%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
9
Unicode International Components FOR UnicodeDebian ICUMsrc Azl3 ICU 72.1.0.3-2 ON Azure Linux 3.0+6 more
Timeline
PublishedMay 27

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:HExploitability: 1.0 | Impact: 5.9

Affected Packages9 packages

▶debiandebian/icu< icu 72.1-3+deb12u1 (bookworm)

🔴Vulnerability Details

2
GHSA
GHSA-wv79-2fc4-v4hj: A stack buffer overflow was found in Internationl components for unicode (ICU )↗2025-05-27
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OSV
CVE-2025-5222: A stack buffer overflow was found in Internationl components for unicode (ICU )↗2025-05-27
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📋Vendor Advisories

3
Microsoft
Icu: stack buffer overflow in the srbroot::addtag function↗2025-05-13
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Debian
CVE-2025-5222: icu - A stack buffer overflow was found in Internationl components for unicode (ICU )....↗2025
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Red Hat
icu: Stack buffer overflow in the SRBRoot::addTag function↗2024-11-14
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