Descriptionlibdwarf 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.
SourceCVE (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 PackageReleaseVersionStatus
dwarfutils (PTS)buster20180809-1fixed
bookworm, sid, trixie20210528-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[jessie] - dwarfutils <no-dsa> (Minor issue)
[wheezy] - dwarfutils <no-dsa> (Minor issue)
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.

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