Daily Writeups
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Daily Writeups
⤷ Title: PoC Exploit Code Publicly Released: New “PinTheft” Linux Flaw Overwrites Page Cache for Instant Root
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𐀪 Author: Ddos
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ⴵ Time: Wed, 20 May 2026 00:30:01 +0000
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⌗ Tags: #Linux #Vulnerability Report #infosec #io_uring #Kernel Security #Linux Exploit #LPE #PinTheft #PoC Disclosed #privilege escalation #RDS Protocol #SysAdmin #V12 Security
Daily CyberSecurity
PoC Exploit Code Publicly Released: New "PinTheft" Linux Flaw Overwrites Page Cache for Instant Root
Technical details and a working PoC exploit are public for PinTheft, a critical Linux local privilege escalation bug. Block the RDS module now.
17 views
Daily Writeups
⤷ Title: Over-the-Air Root Risk: Seven Critical FreeBSD Security Advisories Fix Wi-Fi RCE and Kernel Flaws
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𐀪 Author: Ddos
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ⴵ Time: Mon, 25 May 2026 01:01:25 +0000
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⌗ Tags: #Vulnerability Report #bsdconfig #bsdinstall #Capsicum Sandboxing #CVE_2026_45250 #CVE_2026_45255 #Cyber Security #freebsd #infosec #Kernel Stack Overflow #Patch Alert #use after free #Wi_Fi RCE
Daily CyberSecurity
Over-the-Air Root Risk: Seven Critical FreeBSD Security Advisories Fix Wi-Fi RCE and Kernel Flaws
The FreeBSD Project fixes seven vulnerabilities, including a zero-interaction Wi-Fi shell expansion RCE (CVE-2026-45255) and severe kernel leaks.
20 views
Daily Writeups
⤷ Title: Windows Kernel Bug Exploits Browser Sandboxes
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𐀪 Author: Ddos
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ⴵ Time: Wed, 27 May 2026 01:01:23 +0000
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⌗ Tags: #Vulnerability Report #CVE_2026_40369 #Kernel Exploit #Microsoft #Ori Nimron #Windows 11
Daily CyberSecurity
Windows Kernel Bug Exploits Browser Sandboxes
A dangerous Windows Kernel EoP vulnerability allows browser sandbox escapes. Public PoC exploit code is available on GitHub.
26 views
Daily Writeups
⤷ Title: Architectural Rectification of the FatGid Flaw: Securing the FreeBSD Kernel Against Privilege Escalation
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𐀪 Author: ddos
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ⴵ Time: Wed, 27 May 2026 04:34:17 +0000
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⌗ Tags: #Vulnerability #CVE_2026_45250 kernel panic #FatGid local privilege escalation #FreeBSD setcred root exploit #FreeBSD_SA_26:18.setcred advisory #kern_setcred_copyin_supp_groups flaw #kernel stack buffer overflow #memory corruption gid_t mismatch #Supervisor Mode Access Prevention SMAP #Supervisor Mode Execution Prevention SMEP #zfs.ko gadget exploitation
Information Security News
Architectural Rectification of the FatGid Flaw: Securing the FreeBSD Kernel Against Privilege Escalation
The FreeBSD security apparatus has successfully resolved a high-severity vulnerability, cataloged as CVE-2026-45250, within the setcred(2) system call architecture. This fundamental defect resided…
10 views
Daily Writeups
⤷ Title: From Zero to SYSTEM: Exploiting the FoxKeDriver64.sys Windows Kernel Driver
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𐀪 Author: Haidermustafa
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ⴵ Time: Fri, 29 May 2026 20:56:38 GMT
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⌗ Tags: #cybersecurity #sex #kernel #hacking #windows
24 views
Daily Writeups
⤷ Title: Critical FreeBSD Kernel Buffer Overflow Disclosed: Public Details & PoC Out
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𐀪 Author: Ddos
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ⴵ Time: Mon, 01 Jun 2026 01:00:45 +0000
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⌗ Tags: #Vulnerability #freebsd #kernel vulnerability #Local Privilege Escalation #Public PoC #security patch #Stack Buffer Overflow
Daily CyberSecurity
Critical FreeBSD Kernel Buffer Overflow Disclosed: Public Details & PoC Out
A critical FreeBSD kernel buffer overflow vulnerability is exposed. Learn more about this threat now that public exploit code released.
43 views
Daily Writeups
⤷ Title: The Bug Class - What is Page Cache Writes are in Linux (Beginner to Advanced) PART 01
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𐀪 Author: dulangaruksh4n
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ⴵ Time: Thu, 11 Jun 2026 22:09:38 GMT
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⌗ Tags: #cybersecurity #linux_kernel #linux #infosec #kernel
Medium
The Bug Class - What is Page Cache Writes are in Linux (Beginner to Advanced) PART 01
In this article I’m going to take you to the rabbit hole of page cache and how it works.
24 views
Daily Writeups
⤷ Title: Why Linux Vulnerabilities Are Increasing in 2026
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𐀪 Author: Techrefreshing
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ⴵ Time: Fri, 12 Jun 2026 11:48:55 GMT
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⌗ Tags: #infosec #kernel_security #cloud_security #devsecops #cybersecurity
Medium
Why Linux Vulnerabilities Are Increasing in 2026
The “Linux is safe” assumption is officially outdated — here’s what’s actually driving the surge
10 views
Daily Writeups
⤷ Title: Linux Kernel 7.1 Release: Stability and Driver Enhancements
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𐀪 Author: Do Son
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ⴵ Time: Mon, 15 Jun 2026 03:27:10 +0000
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⌗ Tags: #Linux #Kernel Update #Linus Torvalds #open_source #Operating Systems
Daily CyberSecurity
Linux Kernel 7.1 Release: Stability and Driver Enhancements
The official Linux Kernel 7.1 release delivers critical stability enhancements and minor driver fixes. Learn about the new NTFS driver and Zen 6 support.
9 views
Daily Writeups
⤷ Title: 27-Year-Old OpenBSD Authentication Bypass: Details and PoC Exploit Publicly Disclosed
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𐀪 Author: Do Son
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ⴵ Time: Fri, 19 Jun 2026 02:02:06 +0000
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⌗ Tags: #Vulnerability Report #Authentication Bypass #CVE_2026_55706 #Heap Over_read #kernel vulnerability #OpenBSD #PAP #PPP stack #PPPoE #proof_of_concept #sppp
Daily CyberSecurity
27-Year-Old OpenBSD Authentication Bypass: Details and PoC Exploit Publicly Disclosed
A 27-year-old OpenBSD authentication bypass (CVE-2026-55706) is now public, with full details and a working PoC exploit for the PPP PAP flaw.
15 views
Daily Writeups
⤷ Title: Public Exploit Released for FreeBSD kTLS Local Root Flaw CVE-2026-45257
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𐀪 Author: Do Son
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ⴵ Time: Mon, 22 Jun 2026 00:00:56 +0000
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⌗ Tags: #Vulnerability Report #CVE_2026_45257 #freebsd #Kernel TLS #kTLS #Local Privilege Escalation #Local Root #proof_of_concept #sendfile
Daily CyberSecurity
Public Exploit Released for FreeBSD kTLS Local Root Flaw CVE-2026-45257
A public PoC exploit for the FreeBSD kTLS vulnerability (CVE-2026-45257) enables local privilege escalation to root. Patch your FreeBSD systems now.
22 views
Daily Writeups
⤷ Title: Linux strncpy Removal Lands in Kernel 7.2
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𐀪 Author: Nam Phong
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ⴵ Time: Mon, 22 Jun 2026 07:26:51 +0000
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⌗ Tags: #Technology #Kernel Security #Linux 7.2 #Linux Kernel #strncpy #strscpy
Information Security News
Linux strncpy Removal Lands in Kernel 7.2
The Linux kernel has finally settled an old debt. After years of effort, the Linux strncpy removal is complete in version 7.2. The strncpy API is now gone from the source tree. For decades, the fu…
13 views
Daily Writeups
⤷ Title: Linux “pedit COW” Vulnerability Turns Local Users Into Root Without Touching Disk
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𐀪 Author: Nam Phong
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ⴵ Time: Mon, 29 Jun 2026 03:26:07 +0000
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⌗ Tags: #Vulnerability #CVE_2026_46331 #Kernel Vulnerability #Linux #Page Cache #pedit COW #privilege escalation
Information Security News
Linux “pedit COW” Vulnerability Turns Local Users Into Root Without Touching Disk
Security researchers have uncovered a Linux flaw that elevates an ordinary local user to root. Remarkably, it does so without altering a single file on disk. Integrity checks may therefore reveal …
16 views
Daily Writeups
⤷ Title: kernel.org Outage: Config Error Wipes All Linux Kernel Files
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𐀪 Author: Do Son
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ⴵ Time: Fri, 03 Jul 2026 07:49:00 +0000
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⌗ Tags: #Technology #Configuration Error #kernel.org #Linux Foundation #Linux Kernel #Mirror Server #Open Source Infrastructure #outage
Daily CyberSecurity
kernel.org Outage: Config Error Wipes All Linux Kernel Files
Yesterday, reports emerged that kernel.org had deleted all hosted kernel files. Every archived and current kernel package became inaccessible. Affected paths returned HTTP 404 or HTTP 403 errors. …
11 views
Daily Writeups
⤷ Title: EFS File System Removed from Linux Kernel in 7.3
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𐀪 Author: Nam Phong
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ⴵ Time: Mon, 06 Jul 2026 11:40:21 +0000
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⌗ Tags: #Linux #EFS File System #Kernel Maintenance #Linux 7.3 #Linux Kernel #open source #SGI IRIX #XFS
Information Security News
EFS File System Removed from Linux Kernel in 7.3
Legacy components can survive in the Linux kernel for decades. They often outlast the very systems that once depended on them. Yet the EFS file system appears set to finally depart. According to a…
19 views
Daily Writeups
⤷ Title: GamersFirst Anti-Cheat Driver Has 3 CVEs in Windows
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𐀪 Author: Nam Phong
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ⴵ Time: Tue, 07 Jul 2026 08:51:52 +0000
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⌗ Tags: #Vulnerability #CERT/CC #CVE_2026_12168 #GamersFirst Anti_Cheat #Kernel Driver Vulnerability #Little Orbit #privilege escalation #Windows Kernel
Information Security News
GamersFirst Anti-Cheat Driver Has 3 CVEs in Windows
An anti-cheat system designed to keep games fair has instead introduced a serious security gap. CERT/CC at Carnegie Mellon University disclosed three vulnerabilities in the GamersFirst Anti-Cheat …
15 views
Daily Writeups
⤷ Title: FreeBSD Patches Three Kernel Flaws That Enable Local Privilege Escalation
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𐀪 Author: Do Son
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ⴵ Time: Fri, 10 Jul 2026 12:45:38 +0000
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⌗ Tags: #Vulnerability Report #CVE_2026_49415 #CVE_2026_49418 #CVE_2026_49419 #freebsd #kernel vulnerability #privilege escalation #use after free
Daily CyberSecurity
FreeBSD Patches Three Kernel Flaws That Enable Local Privilege Escalation
TL;DR On June 30, 2026, the FreeBSD Project shipped three advisories covering FreeBSD privilege escalation bugs in the kernel. Each flaw lets an unprivileged local user aim for root, and two open …
11 views
Daily Writeups
⤷ Title: FastDump.sys + CITMDRV.sys
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𐀪 Author: Haidermustafa
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ⴵ Time: Sun, 12 Jul 2026 17:46:31 GMT
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⌗ Tags: #red_team #kernel #cybersecurity #hacking #driver
Medium
FastDump.sys + CITMDRV.sys + NTIOLib.sys: Full Kernel Exploit Chain — From KASLR Bypass to SYSTEM Token Theft
Hello Guys back with another token stealing exploit lets start with some basics:
17 views
Daily Writeups
⤷ Title: Redirt.sys, safezone04.sys, LallaMon.sys & WinRing0.sys: Four Drivers, One Token
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𐀪 Author: Haidermustafa
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ⴵ Time: Mon, 20 Jul 2026 17:51:04 GMT
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⌗ Tags: #cybersecurity #hacking #windows #programming #kernel
Medium
Redirt.sys, safezone04.sys, LallaMon.sys & WinRing0.sys: Four Drivers, One Token
Hello Guys back with another exploit :
10 views
Daily Writeups
⤷ Title: The Kernel-Level Heist: How Attackers Turn Windows’ Own Trust Model Against Your Antivirus
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𐀪 Author: Pop123
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ⴵ Time: Thu, 23 Jul 2026 12:10:48 GMT
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⌗ Tags: #antivirus #cybersecurity #kernel #windows #hacking
Medium
The Kernel-Level Heist: How Attackers Turn Windows’ Own Trust Model Against Your Antivirus
Understanding BYOVD (Bring Your Own Vulnerable Driver) Attacks and How Adversaries Mute EDRs from Ring 0
4 views