CVE-2016-9586

Name	CVE-2016-9586
Description	curl before version 7.52.0 is vulnerable to a buffer overflow when doing a large floating point output in libcurl's implementation of the printf() functions. If there are any application that accepts a format string from the outside without necessary input filtering, it could allow remote attacks.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DLA-1568-1, DLA-767-1
Debian Bugs	848958

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
curl (PTS)	buster	7.64.0-4+deb10u2	fixed
	buster (security)	7.64.0-4+deb10u6	fixed
	bullseye (security), bullseye	7.74.0-1.3+deb11u7	fixed
	bookworm, sid	7.88.1-10	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
curl	source	wheezy	7.26.0-1+wheezy18	DLA-767-1
curl	source	jessie	7.38.0-4+deb8u13	DLA-1568-1
curl	source	(unstable)	7.52.1-1		848958

Notes

https://curl.haxx.se/docs/adv_20161221A.html
Fixed by: https://github.com/curl/curl/commit/3ab3c16db6a5674f53cf23d56512a405fde0b2c9
There are no known vulnerable applications but as this is a
library it should be fixed as we do not know the full impact.