// For flags

CVE-2025-1176

GNU Binutils ld elflink.c _bfd_elf_gc_mark_rsec heap-based overflow

Severity Score

2.3
*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

A vulnerability was found in GNU Binutils 2.43 and classified as critical. This issue affects the function _bfd_elf_gc_mark_rsec of the file elflink.c of the component ld. The manipulation leads to heap-based buffer overflow. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The patch is named f9978defb6fab0bd8583942d97c112b0932ac814. It is recommended to apply a patch to fix this issue.

Eine kritische Schwachstelle wurde in GNU Binutils 2.43 gefunden. Hierbei geht es um die Funktion _bfd_elf_gc_mark_rsec der Datei elflink.c der Komponente ld. Durch Manipulation mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff über das Netzwerk. Die Komplexität eines Angriffs ist eher hoch. Die Ausnutzbarkeit gilt als schwierig. Der Exploit steht zur öffentlichen Verfügung. Der Patch wird als f9978defb6fab0bd8583942d97c112b0932ac814 bezeichnet. Als bestmögliche Massnahme wird Patching empfohlen.

*Credits: wenjusun
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
None
User Interaction
Passive
System
Vulnerable | Subsequent
Confidentiality
Low
None
Integrity
Low
None
Availability
Low
None
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
High
Authentication
None
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
  • 2025-02-10 CVE Reserved
  • 2025-02-11 CVE Published
  • 2025-02-11 CVE Updated
  • 2025-02-11 First Exploit
  • 2025-02-21 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-122: Heap-based Buffer Overflow
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"
2.43
Search vendor "GNU" for product "Binutils" and version "2.43"
en
Affected