CVE-2022-40923: LIEF vulnerable to denial of service through segmentation fault

CVE-2022-40923 · Severity: low · CVSS 3.1 · Published 2022-09-30

A vulnerability in the LIEF::MachO::SegmentCommand::virtual_address function of LIEF v0.12.1 allows attackers to cause a denial of service (DOS) through a segmentation fault via a crafted MachO file.

Technologies: lief (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2022-40923 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2022-40923 being exploited in the wild.
How severe is CVE-2022-40923?
Low severity, with a CVSS score of 3.1, published 30 September 2022.
Which products and versions are affected?
lief (PyPI) ECOSYSTEM:introduced=0,last_affected=0.12.1.
Is there a fix for CVE-2022-40923?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2022-40923?
Check whether you run lief (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • lief (PyPI) ECOSYSTEM:introduced=0,last_affected=0.12.1

Identifiers

  • CVE-2022-40923
  • GHSA-rm2x-hgr8-w343
  • PYSEC-2022-43139

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