high7.0
CVE-2025-5222
A stack buffer overflow was found in Internationl components for unicode (ICU ).
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Unicode | International Components For Unicode | before 77.1 |
Weakness classification
References
- NVD record
- CVE.org record
- https://access.redhat.com/errata/RHSA-2025:11888
- https://access.redhat.com/errata/RHSA-2025:12083
- https://access.redhat.com/errata/RHSA-2025:12331
- https://access.redhat.com/errata/RHSA-2025:12332
- https://access.redhat.com/errata/RHSA-2025:12333
- https://access.redhat.com/errata/RHSA-2026:54544
- https://access.redhat.com/errata/RHSA-2026:54553
- https://access.redhat.com/errata/RHSA-2026:54581
- https://access.redhat.com/errata/RHSA-2026:56786
- https://access.redhat.com/errata/RHSA-2026:56853
- https://access.redhat.com/errata/RHSA-2026:56911
- https://access.redhat.com/errata/RHSA-2026:60019
- https://access.redhat.com/errata/RHSA-2026:65839
- https://access.redhat.com/security/cve/CVE-2025-5222
- https://bugzilla.redhat.com/show_bug.cgi?id=2368600
- https://unicode-org.atlassian.net/jira/software/c/projects/ICU/issues/ICU-22957
- https://lists.debian.org/debian-lts-announce/2025/06/msg00015.html
- https://cert-portal.siemens.com/productcert/html/ssa-585531.html