Decades-old file security flaws found in Android, Linux, macOS, and Windows
REG AD googletag.cmd.push(function() { googletag.display('labrador/thereg/article/desktop/b'); }); These file notification subsystems tell the operating system when a file has been opened, changed, written, or deleted. But file event information functions as a side channel that allows a malicious user to infer the activities of other users of the computer. But FSEvents still allowed the monitoring of various file changes that show up in .plist files.
- ▪REG AD googletag.cmd.push(function() { googletag.display('labrador/thereg/article/desktop/b'); }); These file notification subsystems tell the operating system when a file has been opened, changed, written, or deleted.
- ▪But file event information functions as a side channel that allows a malicious user to infer the activities of other users of the computer.
- ▪But FSEvents still allowed the monitoring of various file changes that show up in .plist files.
The Register publishes from United Kingdom and files mainly under tech. We currently carry 700 of its stories.
Story provenance
Source · retrieval · rights · ranking — open for full record
inspect →
Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | The Register |
| Canonical URL | https://www.theregister.com/security/2026/09/24/decades-old-file-security-flaws-found-in-android-linux-macos-and-windows/5298672 |
| Publication time | Thu, 24 Sep 2026 19:00:00 +0200 |
| Retrieval time | 2026-09-24T17:00:29.157Z |
| Last seen | 2026-09-24T17:00:29.157Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | 2GOBeL1xcecX · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
(function() { let windowUrl = window.location.href; windowUrl = windowUrl.substring(windowUrl.indexOf('?') + 1); let messageElement = document.querySelector('.shareableMessage'); if (windowUrl && windowUrl.includes('code') && windowUrl.includes('expires')) { messageElement.style.display = 'block'; } })(); security Decades-old file security flaws found in Android, Linux, macOS, and Windows Security researchers report that Microsoft considers the side-channel leak of file events to be by design Thomas Claburn Thomas Claburn AI AND SOFTWARE REPORTER Published thu 24 Sep 2026 // 18:00 UTC READ MORE Talk of AI in KDE sets the community ablaze 2 hours ago Thoughts return to forbidden RAM upgrades as Raspberry Pi OS gets fresh lick of paint 1 day ago Windows CLOSEDQUORUM malware uses AI models…
Excerpt limited to ~120 words for fair-use compliance. The full article is at The Register.
Discussion
0 commentsMore from The Register
