CVE-2017-7614

NameCVE-2017-7614
Descriptionelflink.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, has a "member access within null pointer" undefined behavior issue, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via an "int main() {return 0;}" program.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh (attack range: remote)
Debian Bugs859989

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
binutils (PTS)jessie2.25-5+deb8u1vulnerable
stretch2.28-5fixed
buster2.31.1-16fixed
bullseye, sid2.32.51.20190909-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
binutilssource(unstable)2.28-4low859989

Notes

[jessie] - binutils <ignored> (Minor issue)
[wheezy] - binutils <no-dsa> (Minor issue)
https://blogs.gentoo.org/ago/2017/04/05/binutils-two-null-pointer-dereference-in-elflink-c/
Fixed by: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ad32986fdf9da1c8748e47b8b45100398223dba8

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