CVE-2018-20455: Buffer Overflow
First published: Tue Dec 25 2018(Updated: )
In radare2 prior to 3.1.1, the parseOperand function inside libr/asm/p/asm_x86_nz.c may allow attackers to cause a denial of service (application crash via a stack-based buffer overflow) by crafting an input file, a related issue to CVE-2018-20456.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Radare2 | <3.1.1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2018-20455?
CVE-2018-20455 has been classified as a denial of service vulnerability due to a stack-based buffer overflow.
How do I fix CVE-2018-20455?
To fix CVE-2018-20455, upgrade radare2 to version 3.1.1 or later.
What causes CVE-2018-20455?
CVE-2018-20455 is caused by the parseOperand function in radare2 failing to properly handle crafted input files.
Is CVE-2018-20455 related to other vulnerabilities?
Yes, CVE-2018-20455 is related to CVE-2018-20456, which addresses similar issues.
What versions of radare2 are affected by CVE-2018-20455?
CVE-2018-20455 affects all versions of radare2 prior to 3.1.1.
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