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[FOOS Tool] Z-Privesc – 100% privesc detection in 2.65s for 5.4+ Linux kernel

0
Medium
Security-toolcybersecurityreddit
Published: 07/25/2026 (07/25/2026, 10:18:16 UTC)
Source: Reddit Cybersecurity

Description

Z-Privesc is a security tool designed for privilege escalation detection on Linux kernels version 5.4 and above. It is a static C binary that performs 17 probes and provides deterministic verdicts with high accuracy on a ground-truth corpus. The tool claims to outperform other similar tools like LinPEAS and Lynis, requires no dependencies, and is released under the MIT license.

Reddit Discussion

r/cybersecurity·posted by u/Decent-Assistance-50
00

Static C binary, 17 probes, deterministic verdicts. 37/37 on ground-truth corpus. Beats LinPEAS and Lynis. Zero deps, MIT.

https://github.com/Division-36/Z-Privesc

Links cited in this discussion

Also discussed in: r/blueteamsec

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/25/2026, 10:22:03 UTC

Technical Analysis

Z-Privesc is a Linux privilege escalation detection tool targeting kernel versions 5.4 and later. It operates as a static C binary performing multiple probes to detect potential privilege escalation vectors with deterministic results. The tool has been tested on a ground-truth corpus with perfect accuracy (37/37) and is claimed to be faster and more accurate than comparable tools such as LinPEAS and Lynis. It is open source and dependency-free, facilitating easy deployment.

Potential Impact

This entry describes a security tool for detection rather than a vulnerability or exploit. It does not represent a direct threat but rather a defensive capability to identify privilege escalation risks on Linux systems. There is no indication of exploitation or vulnerability associated with this tool.

Mitigation Recommendations

Not applicable as this is a detection tool, not a vulnerability. No patch or remediation is required. Security teams may consider using this tool to enhance their privilege escalation detection capabilities on Linux systems with kernel 5.4 or later.

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Technical Details

Source Type
reddit
Subreddit
cybersecurity
Reddit Score
0
Discussion Level
minimal
Content Source
reddit_link_post
Post Type
link
Domain
null
Newsworthiness Assessment
{"score":27,"reasons":["external_link","established_author","very_recent"],"isNewsworthy":true,"foundNewsworthy":[],"foundNonNewsworthy":[]}
Has External Source
true
Trusted Domain
false

Threat ID: 6a648e479c2644c7f8343006

Added to database: 07/25/2026, 10:21:59 UTC

Last enriched: 07/25/2026, 10:22:03 UTC

Last updated: 07/26/2026, 19:30:01 UTC

Views: 32

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