Divide By Zero Affecting elfutils package, versions <0.170-0.5.0ubuntu1.1


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
1.72% (78th percentile)

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  • Snyk IDSNYK-UBUNTU1810-ELFUTILS-349464
  • published19 Oct 2018
  • disclosed19 Oct 2018

Introduced: 19 Oct 2018

CVE-2018-18521  (opens in a new tab)
CWE-369  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.10 elfutils to version 0.170-0.5.0ubuntu1.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream elfutils package and not the elfutils package as distributed by Ubuntu. See How to fix? for Ubuntu:18.10 relevant fixed versions and status.

Divide-by-zero vulnerabilities in the function arlib_add_symbols() in arlib.c in elfutils 0.174 allow remote attackers to cause a denial of service (application crash) with a crafted ELF file, as demonstrated by eu-ranlib, because a zero sh_entsize is mishandled.

CVSS Base Scores

version 3.1