Daily Writeups
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Daily Bug Bounty / Cybersecurity Writeups
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⤷ 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
⤷ 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
⤷ 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
⤷ 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
⤷ 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
⤷ 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
⤷ 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
⤷ 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
⤷ 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
⤷ 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