What is the severity of CVE-2023-24056?

CVE-2023-24056 has been evaluated as having a high severity due to the potential for unbounded string expansion.

How do I fix CVE-2023-24056?

To mitigate CVE-2023-24056, upgrade to pkgconf version 1.9.4 or later.

What type of vulnerability is CVE-2023-24056?

CVE-2023-24056 is a vulnerability related to variable duplication causing unbounded string expansion.

Which versions of pkgconf are affected by CVE-2023-24056?

Pkgconf versions up to and including 1.9.3 are affected by CVE-2023-24056.

What is the consequence of exploiting CVE-2023-24056?

Exploitation of CVE-2023-24056 can lead to significant resource consumption, potentially crashing the application due to excessive memory usage.

Vulnerability/
CVE-2023-24056

medium

5.5

CWE

787

22/1/2023

2/4/2025

CVE-2023-24056

First published: Sun Jan 22 2023(Updated: )

In pkgconf through 1.9.3, variable duplication can cause unbounded string expansion due to incorrect checks in libpkgconf/tuple.c:pkgconf_tuple_parse. For example, a .pc file containing a few hundred bytes can expand to one billion bytes.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Red Hat Pkgconf	<=1.9.3

Remedy

https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddf375093e70666059

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2023-24056?
CVE-2023-24056 has been evaluated as having a high severity due to the potential for unbounded string expansion.
How do I fix CVE-2023-24056?
To mitigate CVE-2023-24056, upgrade to pkgconf version 1.9.4 or later.
What type of vulnerability is CVE-2023-24056?
CVE-2023-24056 is a vulnerability related to variable duplication causing unbounded string expansion.
Which versions of pkgconf are affected by CVE-2023-24056?
Pkgconf versions up to and including 1.9.3 are affected by CVE-2023-24056.
What is the consequence of exploiting CVE-2023-24056?
Exploitation of CVE-2023-24056 can lead to significant resource consumption, potentially crashing the application due to excessive memory usage.

agent/type
agent/severity
agent/author
agent/remedy
agent/references
agent/description
agent/first-publish-date
agent/event
collector/nvd-index
agent/software-canonical-lookup-request
agent/softwarecombine
collector/mitre-cve
source/MITRE
collector/nvd-api
source/NVD
agent/software-canonical-lookup
agent/weakness
agent/last-modified-date
agent/source
agent/tags
vendor/pkgconf
canonical/red hat pkgconf
version/red hat pkgconf/1.9.3

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Frequently Asked Questions

What is the severity of CVE-2023-24056?
CVE-2023-24056 has been evaluated as having a high severity due to the potential for unbounded string expansion.
How do I fix CVE-2023-24056?
To mitigate CVE-2023-24056, upgrade to pkgconf version 1.9.4 or later.
What type of vulnerability is CVE-2023-24056?
CVE-2023-24056 is a vulnerability related to variable duplication causing unbounded string expansion.
Which versions of pkgconf are affected by CVE-2023-24056?
Pkgconf versions up to and including 1.9.3 are affected by CVE-2023-24056.
What is the consequence of exploiting CVE-2023-24056?
Exploitation of CVE-2023-24056 can lead to significant resource consumption, potentially crashing the application due to excessive memory usage.