CVE-2025-12829

CVSS 6.9 MEDIUMEPSS 0.1%CWE-125

An uninitialized stack read issue exists in Amazon Ion-C versions <v1.1.4 that may allow a threat actor to craft data and serialize it to Ion text in such a way that sensitive data in memory could be exposed through UTF-8 escape sequences. To mitigate this issue, users should upgrade to version v1.1.4.

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Produtos afetados

Amazon · Ion-C

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Referências

https://aws.amazon.com/security/security-bulletins/AWS-2025-027/https://github.com/amazon-ion/ion-c/releases/tag/v1.1.4 https://github.com/amazon-ion/ion-c/security/advisories/GHSA-7mgf-6x73-5h7r