# CVE-2026-91782

## Summary

- **CVE ID:** CVE-2026-91782
- **Severity:** MEDIUM
- **CVSS Score:** 4.8 (CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P)
- **CWE:** CWE-476, CWE-404
- **Published:** Sep 15, 2026
- **Last Modified:** Sep 17, 2026

## Description

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.

## Affected Products

- GNU — Binutils (2.47)
- GNU — Binutils (2.48)

## References

- [CNA](https://vuldb.com/vuln/404053)
- [CNA](https://vuldb.com/vuln/404053/cti)
- [CNA](https://vuldb.com/cve/CVE-2026-91782)
- [CNA](https://vuldb.com/submit/933335)
- [CNA](https://sourceware.org/bugzilla/show_bug.cgi?id=34448)
- [CNA](https://github.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34448)
- [CNA](https://www.gnu.org/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.13%
- **EPSS Percentile:** 3.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._