Heap-based Buffer Overflow in GNU Binutils Affects Software Functionality
CVE-2025-1176

2.3LOW

Key Information:

Vendor
Gnu
Status
Binutils
Vendor
CVE Published:
11 February 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A serious vulnerability exists in GNU Binutils version 2.43, specifically within the '_bfd_elf_gc_mark_rsec' function in 'elflink.c'. This flaw can lead to a heap-based buffer overflow, allowing potential attackers to manipulate the system. Although the attack is complex and challenging to execute, its public disclosure means that it could be exploited in the wild. To mitigate this risk, it is crucial to apply the recommended patch, identified by the commit hash 'f9978defb6fab0bd8583942d97c112b0932ac814'.

Affected Version(s)

Binutils 2.43

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-1176 - Proof of Concept

References

https://vuldb.com/?id.295079
vdb-entrytechnical-description
https://vuldb.com/?ctiid.295079
signaturepermissions-required
https://vuldb.com/?submit.495329
third-party-advisory

CVSS V4

Score:
2.3
Severity:
LOW
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

wenjusun (VulDB User)
.