Out-of-Bounds The advisory has been revoked - it doesn't affect any version of package dwarfutils (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1804-DWARFUTILS-663268
- published28 Feb 2017
- disclosed28 Feb 2017
Introduced: 28 Feb 2017
CVE-2016-9558 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:18.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream dwarfutils package and not the dwarfutils package as distributed by Ubuntu.
(1) libdwarf/dwarf_leb.c and (2) dwarfdump/print_frames.c in libdwarf before 20161124 allow remote attackers to have unspecified impact via a crafted bit pattern in a signed leb number, aka a "negation overflow."
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-9558
- https://security-tracker.debian.org/tracker/CVE-2016-9558
- https://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c/
- https://sourceforge.net/p/libdwarf/code/ci/4f19e1050cd8e9ddf2cb6caa061ff2fec4c9b5f9/#diff-5
- https://www.prevanders.net/dwarfbug.html
- http://www.openwall.com/lists/oss-security/2016/11/19/6
- http://www.openwall.com/lists/oss-security/2016/11/23/3
- http://www.securityfocus.com/bid/94491