CVE-2025-0840

GNU Binutils objdump.c disassemble_bytes stack-based overflow

State: Published
Severity: 6.3 Medium
Published: Jan 29, 2025
Updated: Feb 12, 2025
Reserved: Jan 29, 2025

Description

A vulnerability, which was classified as problematic, was found in GNU Binutils up to 2.43. This affects the function disassemble_bytes of the file binutils/objdump.c. The manipulation of the argument buf leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 2.44 is able to address this issue. The identifier of the patch is baac6c221e9d69335bf41366a1c7d87d8ab2f893. It is recommended to upgrade the affected component.

Scores

CVSS	Score	Vector	Source
4.0	6.3 Medium	CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N	VulDB
3.1	5.0 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L	VulDB
3.0	5.0 Medium	CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L	VulDB
2.0	5.1 Medium	AV:N/AC:H/Au:N/C:P/I:P/A:P	VulDB

Weaknesses

CWE-121 Stack-based Buffer Overflow
CWE-119 Memory Corruption

Affected Products

Product	Versions
BinutilsGNU	2.0Affected 2.1Affected 2.2Affected 2.3Affected 2.4Affected 2.5Affected 2.6Affected 2.7Affected 2.8Affected 2.9Affected 2.10Affected 2.11Affected 2.12Affected 2.13Affected 2.14Affected 2.15Affected 2.16Affected 2.17Affected 2.18Affected 2.19Affected 2.20Affected 2.21Affected 2.22Affected 2.23Affected 2.24Affected and 19 more versions

References

VDB-293997 | GNU Binutils objdump.c disassemble_bytes stack-based overflowvdb-entrytechnical-description
VDB-293997 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #485255 | GNU binutils/objdump 2.43 Buffer Overflowthird-party-advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=32560issue-tracking
https://sourceware.org/bugzilla/attachment.cgi?id=15882exploit
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=baac6c221e9d69335bf41366a1c7d87d8ab2f893patch
https://www.gnu.org/product

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