Out-of-bounds Read Affecting libsndfile-utils-debuginfo package, versions <0:1.0.31-6.amzn2022


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.5% (77th percentile)

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  • Snyk IDSNYK-AMZN2022-LIBSNDFILEUTILSDEBUGINFO-2996352
  • published29 Aug 2022
  • disclosed23 Mar 2022

Introduced: 23 Mar 2022

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

How to fix?

Upgrade Amazon-Linux:2022 libsndfile-utils-debuginfo to version 0:1.0.31-6.amzn2022 or higher.
This issue was patched in ALAS2022-2022-026.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libsndfile-utils-debuginfo package and not the libsndfile-utils-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2022 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 Base Scores

version 3.1