This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-6681 →

DEBIAN-CVE-2026-6681

The PKCS#7 decode path ignores the caller-supplied output buffer size (outputSz), allowing decoded content to be written past the bounds of the provid...

Original description

The description as published by the source.

The PKCS#7 decode path ignores the caller-supplied output buffer size (outputSz), allowing decoded content to be written past the bounds of the provided buffer. This affects wolfSSL 5.9.0 and earlier and was fixed in the 5.9.1 release.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 wolfssl

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.5.4-2+deb12u3"}]}]

Debian:13 wolfssl

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.7.2-0.1+deb13u2"}]}]

References

advisory security-tracker.debian.org