Out-of-bounds Read Affecting libsndfile package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.35% (73rd percentile)

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  • Snyk IDSNYK-UBUNTU2204-LIBSNDFILE-2780356
  • published25 Dec 2021
  • disclosed23 Mar 2022

Introduced: 25 Dec 2021

CVE-2021-4156  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:22.04 libsndfile.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libsndfile package and not the libsndfile package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

An out-of-bounds read flaw was found in libsndfile's FLAC codec functionality. An attacker who is able to submit a specially crafted file (via tricking a user to open or otherwise) to an application linked with libsndfile and using the FLAC codec, could trigger an out-of-bounds read that would most likely cause a crash but could potentially leak memory information that could be used in further exploitation of other flaws.

CVSS Scores

version 3.1