Debian/wolfssl: critical 9.1
Heap buffer overread in wc_PKCS7_DecodeEnvelopedData when parsing crafted PKCS7 EnvelopedData. This could theoretically be triggered by attacker-supplied data delivered via S/MIME or CMS.
Action: Upgrade wolfssl to 5.7.2-0.1+deb13u2 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 5.7.2-0.1+deb13u2 | - |
Fixed versions
| 5.7.2-0.1+deb13u2 |
Sources
- osv: DEBIAN-CVE-2026-6094#Debian:13/wolfssl
- https://security-tracker.debian.org/tracker/CVE-2026-6094
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