Out-of-Bounds Write Vulnerability in GNU Binutils by GNU
CVE-2025-7546

4.8MEDIUM

Key Information:

Vendor

Gnu
Status
Binutils
Vendor
CVE Published:
13 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7546?

A vulnerability has been discovered in GNU Binutils 2.45 that allows for an out-of-bounds write in the bfd_elf_set_group_contents function. This issue poses a risk as it can be exploited locally, potentially compromising the system's integrity. A patch has been released under ID 41461010eb7c79fee7a9d5f6209accdaac66cc6b to rectify this vulnerability. It is crucial for users of this software to apply the patch promptly to safeguard against possible exploitation.

Affected Version(s)

Binutils 2.45

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-2025-7546 - Proof of Concept

References

https://vuldb.com/?id.316244
vdb-entrytechnical-description
https://vuldb.com/?ctiid.316244
signaturepermissions-required
https://vuldb.com/?submit.614375
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

arthurx (VulDB User)
.
CVE-2025-7546 : Out-of-Bounds Write Vulnerability in GNU Binutils by GNU