What’s Vulnerable › Vulnerabilities

CVE-2018-20460

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-25 · updated 2026-06-17
• Weakness: CWE-787

Description

In radare2 prior to 3.1.2, the parseOperands function in libr/asm/arch/arm/armass64.c allows attackers to cause a denial-of-service (application crash caused by stack-based buffer overflow) by crafting an input file.

Affected products

• radareorg/radare2: before 3.1.2 — fixed in 3.1.2

How to fix

Upgrade to a fixed version: radareorg/radare2 3.1.2. Check the vendor advisory for mitigations.

References

• https://github.com/radare/radare2/commit/df167c7db545953bb7f71c72e98e7a3ca0c793bf
• https://github.com/radare/radare2/issues/12376
• https://github.com/radare/radare2/commit/df167c7db545953bb7f71c72e98e7a3ca0c793bf
• https://github.com/radare/radare2/issues/12376

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