CVE-2026-95208

NameCVE-2026-95208
DescriptionAn issue in the ConfirmNameConstraints() function (wolfcrypt/src/asn.c) of wolfSSL v5.9.1 and v5.9.2 allows attackers to cause a Denial of Service (DoS) via providing crafted Certificate Authority certificates, leading to valid certificates without SAN to be incorrectly rejected by wolfSSL-based TLS clients.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wolfssl (PTS)bookworm5.5.4-2+deb12u2vulnerable
bookworm (security)5.5.4-2+deb12u3vulnerable
trixie5.7.2-0.1+deb13u2vulnerable
sid5.9.2-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
wolfsslsource(unstable)(unfixed)

Notes

check, valid assignment? https://gist.github.com/lkloliver/14edf8bbfbf5769949b85c7f5cc2eba2

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