Tag: linux

soc

CVE-2026-46300: Fragnesia Linux Kernel Flaw Grants Root via Page Cache Corruption

Local privilege-escalation bugs remain especially dangerous when they turn an ordinary user foothold into immediate root access. The CVE-2026-46300 vulnerability, nicknamed Fragnesia, is a high-severity Linux kernel flaw in the XFRM ESP-in-TCP subsystem that allows an unprivileged local attacker to write arbitrary bytes into the page cache of read-only files and escalate privileges. Public reporting […]

Mehr lesen →
soc

CVE-2026-43500 and CVE-2026-43284: Dirty Frag Linux Privilege Escalation Flaw Raises Post-Compromise Risk

Linux local privilege escalation bugs remain especially dangerous when they turn a limited foothold into full root access. The CVE-2026-43500 vulnerability is the RxRPC half of the Dirty Frag exploit chain, which Microsoft says is already linked to limited in-the-wild post-compromise abuse, while Qualys describes it as a page-cache write issue that can let an […]

Mehr lesen →