⤷ Title: RustyTux: Public PoC Exploit Targets Linux Kernel Privilege Escalation Flaw
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𐀪 Author: Do Son
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ⴵ Time: Fri, 25 Sep 2026 00:19:09 +0000
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⌗ Tags: #Vulnerability Report #CVE_2026_23239 #espintcp #Linux Kernel #privilege escalation #proof_of_concept #RustyTux #use after free
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𐀪 Author: Do Son
════════════════════════
ⴵ Time: Fri, 25 Sep 2026 00:19:09 +0000
════════════════════════
⌗ Tags: #Vulnerability Report #CVE_2026_23239 #espintcp #Linux Kernel #privilege escalation #proof_of_concept #RustyTux #use after free
Daily CyberSecurity
RustyTux: Public PoC Exploit Targets Linux Kernel Privilege Escalation Flaw
TL;DR A researcher published RustyTux, a working proof-of-concept for a Linux kernel privilege escalation flaw. It abuses an ESP-in-TCP use-after-free race in the strparser and espintcp code. Both…