CVE-2025-0840— GNU Binutils objdump.c disassemble_bytes stack-based overflow
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I. Basic Information for CVE-2025-0840
Vulnerability Information
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Vulnerability Title
GNU Binutils objdump.c disassemble_bytes stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability, which was classified as problematic, was found in GNU Binutils up to 2.43. This affects the function disassemble_bytes of the file binutils/objdump.c. The manipulation of the argument buf leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 2.44 is able to address this issue. The identifier of the patch is baac6c221e9d69335bf41366a1c7d87d8ab2f893. It is recommended to upgrade the affected component.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
GNU Binutils 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNU Binutils（GNU Binary Utilities）是美国GNU社区的开发的一组编程语言工具程序。该程序主要用于处理多种格式的目标文件，并提供有连接器、汇编器和其他用于目标文件和档案的工具。 GNU Binutils 2.43版本及之前版本存在安全漏洞，该漏洞源于对参数 buf 的错误操作会导致基于堆栈的缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2025-0840
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- CVE-2025-0840 GNU Binutils objdump.c disassemble_bytes stack-based overflowsignaturepermissions-required
- Submit #485255: GNU binutils/objdump 2.43 Buffer Overflowthird-party-advisory
- CVE-2025-0840 GNU Binutils objdump.c disassemble_bytes stack-based overflowvdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2025-0840
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