CVE-2016-4493

NameCVE-2016-4493
DescriptionThe demangle_template_value_parm and do_hpacc_template_literal functions in cplus-dem.c in libiberty allow remote attackers to cause a denial of service (out-of-bounds read and crash) via a crafted binary.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-552-1
NVD severitymedium (attack range: remote)
Debian Bugs840358, 840360

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
binutils (PTS)wheezy2.22-8+deb7u2vulnerable
wheezy (security)2.22-8+deb7u3fixed
jessie2.25-5+deb8u1vulnerable
stretch, sid2.28-5fixed
gdb (PTS)wheezy7.4.1+dfsg-0.1vulnerable
jessie7.7.1+dfsg-5vulnerable
stretch, sid7.12-6vulnerable
ht (PTS)wheezy2.0.20-2vulnerable
jessie2.0.22-2vulnerable
stretch, sid2.1.0+repack1-2fixed
libiberty (PTS)jessie20141014-1vulnerable
stretch, sid20161220-1fixed
valgrind (PTS)wheezy1:3.7.0-6vulnerable
jessie1:3.10.0-4vulnerable
stretch1:3.12.0~svn20160714-1vulnerable
sid1:3.12.0-1.1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
binutilssource(unstable)2.27.51.20161102-1low
binutilssourcewheezy2.22-8+deb7u3mediumDLA-552-1
gdbsource(unstable)(unfixed)low
htsource(unstable)2.1.0+repack1-1low840358
libibertysource(unstable)20161011-1low840360
valgrindsource(unstable)(unfixed)low

Notes

[jessie] - valgrind <no-dsa> (Minor issue)
[wheezy] - valgrind <no-dsa> (Minor issue)
[jessie] - ht <no-dsa> (Minor issue)
[wheezy] - ht <no-dsa> (Minor issue)
[jessie] - binutils <no-dsa> (Minor issue)
[jessie] - gdb <no-dsa> (Minor issue)
[wheezy] - gdb <no-dsa> (Minor issue)
[jessie] - libiberty <no-dsa> (Minor issue)
[wheezy] - libiberty <no-dsa> (Minor issue)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70926
https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=238313

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