CVE-2025-11083
binutils: GNU Binutils Linker heap-based overflow
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 28, 2025
Updated · October 15, 2026
Description
A head based buffer overflow flaw has been discovered in GNU bin utilities. The affected element is the function elf_swap_shdr in the library bfd/elfcode.h of the component Linker. The manipulation leads to heap-based buffer overflow. The attack must be carried out locally.
Statement
Red Hat rates this vulnerability as Moderate as a result of how the GNU Binutils are configured to be used in Red Hat products. When running with default configurations the affected program will have limited privileges and thus the impact of this flaw will be restricted.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 5.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CWE-787 · Out-of-bounds Write