CVE-2015-8983

Name	CVE-2015-8983
Description	Integer overflow in the _IO_wstr_overflow function in libio/wstrops.c in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors related to computing a size in bytes, which triggers a heap-based buffer overflow.
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-316-1
Debian Bugs	779587

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
glibc (PTS)	buster	2.28-10+deb10u1	fixed
	buster (security)	2.28-10+deb10u2	fixed
	bullseye	2.31-13+deb11u5	fixed
	bookworm, sid	2.36-8	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
eglibc	source	squeeze	2.11.3-4+deb6u7	DLA-316-1
eglibc	source	wheezy	2.13-38+deb7u9
eglibc	source	(unstable)	(unfixed)
glibc	source	jessie	2.19-18+deb8u2
glibc	source	(unstable)	2.21-1		779587

Notes

https://sourceware.org/bugzilla/show_bug.cgi?id=17269
Fixed upstream in 2.22
Fixed by: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=bdf1ff052a8e23d637f2c838fa5642d78fcedc33
https://www.openwall.com/lists/oss-security/2015/02/22/15