CVE-2026-6678

Description

Integer underflow in wc_PKCS7_DecryptOri when handling crafted Other Recipient Info, leading to incorrect length handling during decryption.

Affected Platforms

Weakness Type

CWE-191

References

• https://github.com/wolfSSL/wolfssl/pull/10203
• https://www.wolfssl.com/docs/security-vulnerabilities/
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2408