| Name | CVE-2016-2109 |
| Description | The asn1_d2i_read_bio function in crypto/asn1/a_d2i_fp.c in the ASN.1 BIO implementation in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h allows remote attackers to cause a denial of service (memory consumption) via a short invalid encoding. |
| 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-456-1, DSA-3566-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| openssl (PTS) | jessie, jessie (lts) | 1.0.1t-1+deb8u22 | fixed |
| stretch (security) | 1.1.0l-1~deb9u6 | fixed |
| stretch (lts), stretch | 1.1.0l-1~deb9u10 | fixed |
| buster, buster (lts) | 1.1.1n-0+deb10u7 | fixed |
| buster (security) | 1.1.1n-0+deb10u6 | fixed |
| bullseye | 1.1.1w-0+deb11u1 | fixed |
| bullseye (security) | 1.1.1w-0+deb11u2 | fixed |
| bookworm | 3.0.15-1~deb12u1 | fixed |
| bookworm (security) | 3.0.14-1~deb12u2 | fixed |
| sid, trixie | 3.3.2-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
Fixed in master in https://git.openssl.org/?p=openssl.git;a=commit;h=c62981390d6cf9e3d612c489b8b77c2913b25807
https://www.openssl.org/news/secadv/20160503.txt