CVE-2016-2109

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, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
References	DLA-456-1, DSA-3566-1
NVD severity	high (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
openssl (PTS)	jessie	1.0.1t-1+deb8u8	fixed
	jessie (security)	1.0.1t-1+deb8u11	fixed
	stretch (security), stretch	1.1.0k-1~deb9u1	fixed
	bullseye, buster	1.1.1c-1	fixed
	sid	1.1.1d-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin
openssl	source	(unstable)	1.0.2h-1	high
openssl	source	jessie	1.0.1k-3+deb8u5	high	DSA-3566-1
openssl	source	wheezy	1.0.1e-2+deb7u21	high	DLA-456-1

Notes

Fixed in master in https://git.openssl.org/?p=openssl.git;a=commit;h=c62981390d6cf9e3d612c489b8b77c2913b25807
https://www.openssl.org/news/secadv/20160503.txt