// For flags

CVE-2025-7546

GNU Binutils elf.c bfd_elf_set_group_contents out-of-bounds write

Severity Score

4.8
*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

A vulnerability, which was classified as problematic, has been found in GNU Binutils 2.45. Affected by this issue is the function bfd_elf_set_group_contents of the file bfd/elf.c. The manipulation leads to out-of-bounds write. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The name of the patch is 41461010eb7c79fee7a9d5f6209accdaac66cc6b. It is recommended to apply a patch to fix this issue.

Eine problematische Schwachstelle wurde in GNU Binutils 2.45 entdeckt. Hierbei geht es um die Funktion bfd_elf_set_group_contents der Datei bfd/elf.c. Mittels dem Manipulieren mit unbekannten Daten kann eine out-of-bounds write-Schwachstelle ausgenutzt werden. Der Angriff muss lokal passieren. Der Exploit steht zur öffentlichen Verfügung. Der Patch wird als 41461010eb7c79fee7a9d5f6209accdaac66cc6b bezeichnet. Als bestmögliche Massnahme wird Patching empfohlen.

*Credits: arthurx
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
System
Vulnerable | Subsequent
Confidentiality
Low
None
Integrity
Low
None
Availability
Low
None
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
Poc
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2025-07-12 CVE Reserved
  • 2025-07-13 CVE Published
  • 2025-07-14 CVE Updated
  • 2025-07-14 First Exploit
  • 2025-07-31 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
GNU
Search vendor "GNU"
 Binutils
Search vendor "GNU" for product "Binutils"
 2.45
Search vendor "GNU" for product "Binutils" and version "2.45"
en
Affected