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CVE-2023-24056

Good to know:

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Date: January 21, 2023

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.

Language: C

Severity Score

Related Resources (7)

https://nullprogram.com/blog/2023/01/18/
https://access.redhat.com/security/cve/CVE-2023-24056
https://nvd.nist.gov/vuln/detail/CVE-2023-24056
https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddf375093e70666059
https://security-tracker.debian.org/tracker/CVE-2023-24056
https://github.com/pkgconf/pkgconf/tags
https://www.mend.io/vulnerability-database/CVE-2023-24056

Severity Score

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Upgrade to version pkgconf-1.9.4

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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