CVE-2025-7545 | THREATINT

Description

A vulnerability classified as problematic was found in GNU Binutils 2.45. Affected by this vulnerability is the function copy_section of the file binutils/objcopy.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The patch is named 08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944. It is recommended to apply a patch to fix this issue.

In GNU Binutils 2.45 wurde eine problematische Schwachstelle entdeckt. Dabei geht es um die Funktion copy_section der Datei binutils/objcopy.c. Durch Manipulation mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff muss lokal angegangen werden. Der Exploit steht zur öffentlichen Verfügung. Der Patch wird als 08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944 bezeichnet. Als bestmögliche Massnahme wird Patching empfohlen.

Reserved 2025-07-12 | Published 2025-07-13 | Updated 2025-07-13 | Assigner VulDB

MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

MEDIUM: 5.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

MEDIUM: 5.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

4.3AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C

Problem types

Heap-based Buffer Overflow

Memory Corruption

Product status

2.45

affected

Timeline

2025-07-12:	Advisory disclosed
2025-07-12:	VulDB entry created
2025-07-12:	VulDB entry last update

Credits

arthurx (VulDB User) reporter

References

vuldb.com/?id.316243 (VDB-316243 | GNU Binutils objcopy.c copy_section heap-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.316243 (VDB-316243 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.614355 (Submit #614355 | GNU binutils--gdb 2.45 Heap-based Buffer Overflow) third-party-advisory

sourceware.org/bugzilla/show_bug.cgi?id=33049 issue-tracking

sourceware.org/bugzilla/attachment.cgi?id=16117 exploit

sourceware.org/...h=08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944 patch

www.gnu.org/ product

cve.org (CVE-2025-7545)

nvd.nist.gov (CVE-2025-7545)

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