Linux kernel
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Nine-year-old Linux kernel flaw can expose credentials and enable root access
Researchers disclosed a Linux kernel flaw that went unnoticed for nine years and could let a local attacker steal sensitive files or gain root access on some major distributions. Patches are available and a temporary workaround has also been outlined.
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Linux kernel flaw gets proof of concept as distributions move on security fixes
Proof-of-concept code has been released for DirtyDecrypt, a Linux kernel flaw tied to CVE-2026-31635. The issue can allow local privilege escalation on systems with CONFIG_RXGK enabled, including some Fedora, Arch Linux, and openSUSE builds.
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New Fragnesia Linux flaw can grant root access, researchers say
Fragnesia is a new Linux kernel local privilege escalation flaw that can grant root access, according to a technical analysis. The issue affects the XFRM ESP-in-TCP subsystem and has prompted advisories from multiple Linux distributions.
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CISA adds actively exploited Linux root flaw to known vulnerabilities list
CISA added a Linux kernel privilege escalation flaw known as Copy Fail to its exploited vulnerabilities catalog after signs of active abuse. The issue can let a local user gain root access, and patches are already available.
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Nine CrackArmor Flaws in Linux AppArmor Could Enable Local Root Escalation
Qualys disclosed nine confused deputy vulnerabilities in the Linux kernel AppArmor module that can allow unprivileged users to bypass protections, escalate to root, and undermine container isolation. Vendors and administrators should prioritise kernel patches.
