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TI-2022-21773 Aliases CVE-2022-44314GHSA-qj2j-75v9-3gq2

PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the StringStrncpy…

Priority MEDIUM 58CWE-787Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the StringStrncpy function in cstdlib/string.c when called from ExpressionParseFunctionCall.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00334 26th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:picoc_project:picoc:3.2.2:*:*:*:*:*:*:*3.2.2VulnerablePicoc Project
  • cpe:2.3:a:picoc_project:picoc:3.2.2:*:*:*:*:*:*:* Versions 3.2.2 Vulnerable ·Picoc Project

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-44314
  2. 2026-10-03 Alias added: GHSA-qj2j-75v9-3gq2

References

  • TI-2022-21780 PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the… CVSS 3.1MEDIUM 5.5
  • TI-2022-21779 PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the… CVSS 3.1MEDIUM 5.5
  • TI-2022-21778 PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the… CVSS 3.1MEDIUM 5.5
  • TI-2022-21775 PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the… CVSS 3.1MEDIUM 5.5
  • TI-2022-21774 PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the… CVSS 3.1MEDIUM 5.5
  • TI-2022-21772 PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the… CVSS 3.1MEDIUM 5.5
See all 11 →

Sources