| Name | CVE-2021-46848 |
| Description | GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3263-1, ELA-857-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libtasn1-6 (PTS) | jessie, jessie (lts) | 4.2-3+deb8u5 | fixed |
| stretch (security) | 4.10-1.1+deb9u1 | vulnerable |
| stretch (lts), stretch | 4.10-1.1+deb9u2 | fixed |
| buster (security), buster, buster (lts) | 4.13-3+deb10u1 | fixed |
| bullseye | 4.16.0-2+deb11u1 | fixed |
| bookworm | 4.19.0-2 | fixed |
| sid, trixie | 4.19.0-3 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://gitlab.com/gnutls/libtasn1/-/commit/44a700d2051a666235748970c2df047ff207aeb5 (v4.19.0)
https://gitlab.com/gnutls/libtasn1/-/issues/32