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TI-2022-12109 Aliases CVE-2022-29695GHSA-r8mp-g255-9xm8

Unicorn Engine v2.0.0-rc7 contains memory leaks caused by an incomplete unicorn engine initialization.

Priority LOW 35CWE-665Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Unicorn Engine v2.0.0-rc7 contains memory leaks caused by an incomplete unicorn engine initialization.

Why it matters now

EPSS 0.01144 66th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

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

CPE configurations NVD · 8

CPEVersionsRoleVendor
cpe:2.3:a:unicorn-engine:unicorn_engine:*:*:*:*:*:*:*:*before 2.0.0VulnerableUnicorn-engine
cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:-:*:*:*:*:*:*2.0.0VulnerableUnicorn-engine
cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc1:*:*:*:*:*:*2.0.0 rc1VulnerableUnicorn-engine
cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc2:*:*:*:*:*:*2.0.0 rc2VulnerableUnicorn-engine
cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc3:*:*:*:*:*:*2.0.0 rc3VulnerableUnicorn-engine
cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc4:*:*:*:*:*:*2.0.0 rc4VulnerableUnicorn-engine
cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc5:*:*:*:*:*:*2.0.0 rc5VulnerableUnicorn-engine
cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc6:*:*:*:*:*:*2.0.0 rc6VulnerableUnicorn-engine
  • cpe:2.3:a:unicorn-engine:unicorn_engine:*:*:*:*:*:*:*:* Versions before 2.0.0 Vulnerable ·Unicorn-engine
  • cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:-:*:*:*:*:*:* Versions 2.0.0 Vulnerable ·Unicorn-engine
  • cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc1:*:*:*:*:*:* Versions 2.0.0 rc1 Vulnerable ·Unicorn-engine
  • cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc2:*:*:*:*:*:* Versions 2.0.0 rc2 Vulnerable ·Unicorn-engine
  • cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc3:*:*:*:*:*:* Versions 2.0.0 rc3 Vulnerable ·Unicorn-engine
  • cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc4:*:*:*:*:*:* Versions 2.0.0 rc4 Vulnerable ·Unicorn-engine
  • cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc5:*:*:*:*:*:* Versions 2.0.0 rc5 Vulnerable ·Unicorn-engine
  • cpe:2.3:a:unicorn-engine:unicorn_engine:2.0.0:rc6:*:*:*:*:*:* Versions 2.0.0 rc6 Vulnerable ·Unicorn-engine

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-29695
  2. 2026-10-03 Alias added: GHSA-r8mp-g255-9xm8

References

Exploit 1

Patch 1

  • TI-2022-12108 Unicorn Engine v2.0.0-rc7 and below was discovered to contain a NULL pointer dereference via qemu_ram_free. CVSS 3.1HIGH 7.5
  • TI-2022-12106 Unicorn Engine v1.0.3 was discovered to contain a use-after-free vulnerability via the hook function. CVSS 3.1HIGH 7.8
  • TI-2021-19809 An issue was discovered in split_region in uc.c in Unicorn Engine before 2.0.0-rc5. CVSS 3.1HIGH 8.1
  • TI-2022-12107 Unicorn Engine v2.0.0-rc7 and below was discovered to contain a memory leak via the… CVSS 3.1HIGH 7.5
  • TI-2021-15054 Unicorn Engine 1.0.2 has an out-of-bounds write in tb_flush_armeb (called from… CVSS 3.1MEDIUM 5.5
  • TI-2020-18679 Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm. CVSS 3.1MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences