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CVE-2025-11494— GNU Binutils Linker elfxx-x86.c _bfd_x86_elf_late_size_sections out-of-bounds

Quick assessment

Affected
GNU Binutils
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 2.45版本存在缓冲区错误漏洞，该漏洞源于_bfd_x86_elf_late_size_sections函数存在越界读取，可能导致信息泄露。

CVSS 3.3 · Low EPSS 0.21% · P11

Affected Version Matrix 1

VendorProduct Version RangeStatus
GNU Binutils 2.45 affected
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I. Basic Information for CVE-2025-11494

Vulnerability Information
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Vulnerability Title
GNU Binutils Linker elfxx-x86.c _bfd_x86_elf_late_size_sections out-of-bounds
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in GNU Binutils 2.45. Impacted is the function _bfd_x86_elf_late_size_sections of the file bfd/elfxx-x86.c of the component Linker. The manipulation results in out-of-bounds read. The attack needs to be approached locally. The exploit has been made public and could be used. The patch is identified as b6ac5a8a5b82f0ae6a4642c8d7149b325f4cc60a. A patch should be applied to remediate this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
GNU Binutils 缓冲区错误漏洞
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 2.45版本存在缓冲区错误漏洞，该漏洞源于_bfd_x86_elf_late_size_sections函数存在越界读取，可能导致信息泄露。
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

Vendor Product Affected Versions CPE Subscribe
GNU Binutils 2.45 cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-11494

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III. Intelligence Information for CVE-2025-11494

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Patches & Fixes for CVE-2025-11494 (2)

Vendor Advisories for CVE-2025-11494 (2)

Vendor Pages for CVE-2025-11494 (1)

Other References for CVE-2025-11494 (1)

IV. Related Vulnerabilities

Same product: Binutils
Same vendor: GNU
Same weakness: CWE-125

V. Comments for CVE-2025-11494

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