CVE-2016-0799

Name	CVE-2016-0799
Description	The fmtstr function in crypto/bio/b_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g improperly calculates string lengths, which allows remote attackers to cause a denial of service (overflow and out-of-bounds read) or possibly have unspecified other impact via a long string, as demonstrated by a large amount of ASN.1 data, a different vulnerability than CVE-2016-2842.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-3500-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
openssl (PTS)	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.

Package	Type	Release	Fixed Version	Origin
openssl	source	wheezy	1.0.1e-2+deb7u20	DSA-3500-1
openssl	source	jessie	1.0.1k-3+deb8u4	DSA-3500-1
openssl	source	(unstable)	1.0.2g-1

Notes

https://www.openssl.org/news/secadv/20160301.txt
Fixed in master in https://git.openssl.org/?p=openssl.git;a=commit;h=a801bf263849a2ef773e5bc0c86438cbba720835
https://guidovranken.wordpress.com/2016/02/27/openssl-cve-2016-0799-heap-corruption-via-bio_printf/