Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pkgconf | Pkgconf | <= 1.9.3 |
Related Weaknesses (CWE)
References
- https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddfPatchThird Party Advisory
- https://github.com/pkgconf/pkgconf/tagsRelease NotesThird Party Advisory
- https://nullprogram.com/blog/2023/01/18/ExploitThird Party Advisory
- https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddfPatchThird Party Advisory
- https://github.com/pkgconf/pkgconf/tagsRelease NotesThird Party Advisory
- https://nullprogram.com/blog/2023/01/18/ExploitThird Party Advisory
FAQ
What is CVE-2023-24056?
CVE-2023-24056 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 ...
How severe is CVE-2023-24056?
CVE-2023-24056 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-24056?
Check the references section above for vendor advisories and patch information. Affected products include: Pkgconf Pkgconf.