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High

LIEF vulnerable to denial of service through segmentation fault

  • Disclosed: 03.10.2022
  • Updated: 11.10.2026 12:19

A vulnerability in the LIEF::MachO::BinaryParser::init_and_parse function of LIEF v0.12.1 allows attackers to cause a denial of service (DOS) through a segmentation fault via a crafted MachO file. A patch for this issue is available at commit fde2c48986739fabd2cf9b40b9af149a89c57850.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Python (PyPI) lief < 0.12.2 0.12.2

References

CVSS score 6.5/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness (CWE)
-
Platform
Python (PyPI)
Package
lief
Disclosed
03.10.2022
Updated
11.10.2026 12:19

Sources and licenses

OSV / GitHub Advisory Database - PYSEC-2022-43138 - PyPA Advisory Database; CC BY 4.0

OSV / GitHub Advisory Database - GHSA-38hf-c37x-32hv - CC BY 4.0

Vulnerability history: lief

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (11) in the archive
Total entries
11
First → latest
09.2021 01.2026
Without a fix
2
Exploited in attacks
0

Severity breakdown

  • High 4
  • Medium 5
  • Low 2

Disclosures per year

Severity:
  1. LIEF heap buffer overflow in the LIEF::MachO::BinaryParser::parse_dyldinfo_generic_bind
    High · 6.5 CVE-2022-43171 < 0.12.3 0.12.3
  2. LIEF vulnerable to denial of service through segmentation fault this entry
    High · 6.5 CVE-2022-40922 < 0.12.2 0.12.2
  3. LIEF commit 365a16a was discovered to contain a heap-buffer overflow via the function print_binary at /c/macho_reader.c.
    High · 7.8 CVE-2022-38495 < 0.12.1 0.12.1
  4. An issue was discovered in LIEF through 0.11.4. A heap-buffer-overflow exists in the function main located in pe_reader.c. It allows an attacker to cause code Execution.
    High · 8.8 CVE-2021-32297 < 0.11.5 0.11.5

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