| Name | CVE-2016-9480 |
| Description | libdwarf 2016-10-21 allows context-dependent attackers to obtain sensitive information or cause a denial of service by using the "malformed dwarf file" approach, related to a "Heap Buffer Over-read" issue affecting the dwarf_util.c component, aka DW201611-006. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| dwarfutils (PTS) | jessie | 20120410-2+deb8u1 | vulnerable |
| stretch | 20161124-1+deb9u1 | fixed |
| buster | 20180809-1 | fixed |
| bullseye | 20201201-1 | fixed |
| sid, trixie, bookworm | 20210528-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| dwarfutils | source | (unstable) | 20161124-1 | | | |
Notes
[jessie] - dwarfutils <no-dsa> (Minor issue)
[wheezy] - dwarfutils <no-dsa> (Minor issue)
https://www.prevanders.net/dwarfbug.html#DW201611-006
https://sourceforge.net/p/libdwarf/bugs/5/
https://sourceforge.net/p/libdwarf/code/ci/5dd64de047cd5ec479fb11fe7ff2692fd819e5e5/
The code has substantially changed in libdwarf/dwarf_util.c from older
versions, but there seem to be still back then an unchecked dereference
of val_ptr.