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CVE-2026-91782

GNU Binutils Dynamic Relocation Allocation elfxx-x86.c elf_x86_allocate_dynrelocs null pointer dereference

CVSS 4.0 4.8 MEDIUMCVSS 3.1 3.3 LOWCVSS 3.0 3.3 LOWCVSS 2.0 1.7 Check source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-91782

Published

A vulnerability was detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_allocate_dynrelocs of the file bfd/elfxx-x86.c of the component Dynamic Relocation Allocation. The manipulation results in null pointer dereference. The attack requires a local approach. The exploit is now public and may be used. Upgrading to version 2.48 addresses this issue. The patch is identified as d1268210b6f6/471130b39c0/283d3198bed/0a84e560216/a692a633d40. Upgrading the affected component is recommended.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-91782

Published

Binutils

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "GNU",
                    "product": "Binutils",
                    "versions": [
                        {
                            "version": "2.47",
                            "status": "affected"
                        },
                        {
                            "version": "2.48",
                            "status": "unaffected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "Dynamic Relocation Allocation"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON