Loop with Unreachable Exit Condition ('Infinite Loop') Affecting elfutils package, versions <0.185-2


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.05% (21st percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-ELFUTILS-5803148
  • published24 Jul 2023
  • disclosed18 Jul 2023

Introduced: 18 Jul 2023

CVE-2021-33294  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Debian:unstable elfutils to version 0.185-2 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 Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of service (infinite loop) via crafted file.

CVSS Scores

version 3.1