---
id: "CVE-2026-48183"
kind: "vulnerability"
aliases: ["CVE-2026-48183"]
title: "Buffer operations let untrusted apps create memory mappings with wrong permissions"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["infrastructure"]
not_affected_if: []
published_at: "2026-11-05T03:17:28+00:00"
first_seen_at: "2026-11-05T03:31:44+00:00"
updated_at: "2026-11-05T03:33:43+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-48183", "first_seen_at": "2026-11-05T03:31:44+00:00"}]
exploit_sources: []
---

# Buffer operations let untrusted apps create memory mappings with wrong permissions

Improper permission handling during buffer operations lets untrusted applications create memory mappings with inappropriate permissions. The sources do not say which product or platform is affected, or what an attacker gets beyond that.

_Summary, check and fix written by a model from the sources; labelled as such._

## Timeline

- 2026-11-05T03:31:44+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-48183

## From the sources

Improper permission handling during buffer operations allows untrusted applications to create memory mappings with inappropriate permissions

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_