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.

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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
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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)
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