CVE-2026-44378

NameCVE-2026-44378
DescriptionBotan is a C++ cryptography library. Prior to 3.12.0, certain patterns of indefinite length encodings in BER data could cause quadratic behavior in the parser, resulting in a denial of service. Such BER encodings were accepted even in structures which are required to be encoded as DER, which prohibits indefinite length encodings. This vulnerability is fixed in 3.12.0.
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
botan3 (PTS)trixie3.7.1+dfsg-2vulnerable
forky, sid3.12.0+dfsg-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
botan3sourceexperimental3.12.0+dfsg-1
botan3source(unstable)3.12.0+dfsg-2

Notes

https://github.com/randombit/botan/security/advisories/GHSA-7q2v-3g27-6g3j

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