Linux Kernel Archives • Daily CyberSecurity

CVE-2026-68162: Linux Kernel Root Escalation PoC Public Linux kernel vulnerability CVE-2026-68162 SCTP use-after-free root privilege escalation PoC exploit

Linux kernel vulnerability CVE-2026-68162 SCTP use-after-free root privilege escalation PoC exploit

CVE-2026-68162: Linux Kernel Root Escalation PoC Public

Do Son September 2, 2026

TL;DR A Linux kernel vulnerability, tracked as CVE-2026-68162, affects the SCTP networking code. It rates CVSS 7.8....

CVE-2026-53361: PoC Exploit Enables AF_UNIX Container Escape CVE-2026-53361 AF_UNIX garbage collector container escape use-after-free race condition proof-of-concept

CVE-2026-53361 AF_UNIX garbage collector container escape use-after-free race condition proof-of-concept

CVE-2026-53361: PoC Exploit Enables AF_UNIX Container Escape

Do Son August 27, 2026

TL;DR Researchers published full details and proof-of-concept exploit code for CVE-2026-53361, a use-after-free in the Linux kernel...

CVE-2026-53365: VsockDrop PoC Enables Unprivileged Local Privilege Escalation CVE-2026-53365 VsockDrop unprivileged local privilege escalation Linux kernel vsock io_uring zerocopy proof-of-concept exploit to root

CVE-2026-53365 VsockDrop unprivileged local privilege escalation Linux kernel vsock io_uring zerocopy proof-of-concept exploit to root

CVE-2026-53365: VsockDrop PoC Enables Unprivileged Local Privilege Escalation

Do Son August 25, 2026

TL;DR A researcher released VsockDrop, a proof-of-concept exploit for CVE-2026-53365 in the Linux kernel. The flaw enables...

CVE-2026-74480 (CVSS 9.8): Linux Kernel Privilege Escalation PoC Public Linux kernel CVE-2026-74480 privilege escalation vulnerability with public proof-of-concept exploit code in the network bridge module

Linux kernel CVE-2026-74480 privilege escalation vulnerability with public proof-of-concept exploit code in the network bridge module

CVE-2026-74480 (CVSS 9.8): Linux Kernel Privilege Escalation PoC Public

Do Son August 24, 2026

A newly disclosed flaw in the Linux kernel enables local Linux kernel privilege escalation. Tracked as CVE-2026-74480...

CVE-2026-52912: Linux Kernel Root Exploit PoC Disclosed CVE-2026-52912 Linux kernel privilege escalation use-after-free flaw in netfilter nf_queue with public root exploit PoC

CVE-2026-52912 Linux kernel privilege escalation use-after-free flaw in netfilter nf_queue with public root exploit PoC

CVE-2026-52912: Linux Kernel Root Exploit PoC Disclosed

Do Son August 24, 2026

TL;DR CVE-2026-52912 is a use-after-free flaw in the Linux kernel’s netfilter nf_queue code. It carries a CVSS...

CVE-2026-52929: PoC Exploit Published for Linux SCTP Privilege Escalation Linux kernel CVE-2026-52929 SCTP privilege escalation proof-of-concept exploit code demonstration on Ubuntu

Linux kernel CVE-2026-52929 SCTP privilege escalation proof-of-concept exploit code demonstration on Ubuntu

CVE-2026-52929: PoC Exploit Published for Linux SCTP Privilege Escalation

Do Son August 21, 2026

TL;DR A researcher published proof-of-concept exploit code for CVE-2026-52929, a Linux kernel SCTP flaw rated CVSS 7.5....

CVE-2026-68138: PoC Exploit Enables Linux Kernel Privilege Escalation CVE-2026-68138 Linux kernel privilege escalation qdisc rate-table race condition use-after-free proof-of-concept exploit to root

CVE-2026-68138 Linux kernel privilege escalation qdisc rate-table race condition use-after-free proof-of-concept exploit to root

CVE-2026-68138: PoC Exploit Enables Linux Kernel Privilege Escalation

Do Son August 18, 2026

TL;DR A researcher released proof-of-concept exploit code for CVE-2026-68138, a race condition in the Linux kernel traffic-control...

Linux Kernel 7.2 Arrives with Extensive Updates Linux Kernel 7.2 release graphic showing hardware driver and security updates

Linux Kernel 7.2 Arrives with Extensive Updates

Do Son August 18, 2026

Following rigorous testing across multiple release candidates, developers have officially launched the stable version of Linux Kernel...

Linux AF_PACKET Race (03390aa): PoC Exploit Enables Local Privilege Escalation Linux AF_PACKET hard_header_len race local privilege escalation kernel proof-of-concept exploit to root commit 03390aa

Linux AF_PACKET hard_header_len race local privilege escalation kernel proof-of-concept exploit to root commit 03390aa

Linux AF_PACKET Race (03390aa): PoC Exploit Enables Local Privilege Escalation

Do Son August 17, 2026

TL;DR A researcher published a proof-of-concept exploit for a Linux kernel AF_PACKET race condition. The flaw enables...

CVE-2026-64582: PoC Exploit Published for Kernel LPE Linux kernel RDMA rxe use-after-free CVE-2026-64582 local privilege escalation with public PoC exploit code

Linux kernel RDMA rxe use-after-free CVE-2026-64582 local privilege escalation with public PoC exploit code

CVE-2026-64582: PoC Exploit Published for Kernel LPE

Do Son August 14, 2026

TL;DR A researcher published full technical details and working proof-of-concept exploit code for CVE-2026-64582. The flaw is...

Linux kernel CPU timer flaw CVE-2026-64560 use-after-free giving a root shell, with public PoC exploit code

CVE-2026-64560: Linux Kernel CPU Timer Use-After-Free Gives a Root Shell, PoC Exploit Code Publicly Disclosed

Do Son August 12, 2026

TL;DR A Linux kernel CPU timer flaw lets a local user reach root. Tracked as CVE-2026-64560, it...

CVE-2026-43074: Linux Kernel eventpoll Use-After-Free Gives a Root Shell, PoC Exploit Code Publicly Disclosed Linux kernel eventpoll flaw CVE-2026-43074 use-after-free giving a root shell, with public PoC exploit code

Linux kernel eventpoll flaw CVE-2026-43074 use-after-free giving a root shell, with public PoC exploit code

CVE-2026-43074: Linux Kernel eventpoll Use-After-Free Gives a Root Shell, PoC Exploit Code Publicly Disclosed

Do Son August 10, 2026

TL;DR A Linux kernel eventpoll flaw lets a local user climb to root. Tracked as CVE-2026-43074, it...

CVE-2026-64564: SCTP Flaw Enables Container Escape Linux SCTP kernel use-after-free CVE-2026-64564 privilege escalation and container-to-host escape diagram

Linux SCTP kernel use-after-free CVE-2026-64564 privilege escalation and container-to-host escape diagram

CVE-2026-64564: SCTP Flaw Enables Container Escape

Do Son August 10, 2026

TL;DR A Linux kernel use-after-free in SCTP, tracked as CVE-2026-64564, allows local attackers to gain root. Researchers...

Tails 7.10.1 Fixes Critical Linux Kernel Vulnerability Tails 7.10.1 emergency release fixing Linux kernel CVE-2026-64560 and expat library vulnerability

Tails 7.10.1 emergency release fixing Linux kernel CVE-2026-64560 and expat library vulnerability

Tails 7.10.1 Fixes Critical Linux Kernel Vulnerability

Do Son August 7, 2026

The Tails project shipped Tails 7.10.1 as an emergency release on August 5, 2026. This update addresses...

CVE-2026-64561: Zapscape KVM Escape Runs Commands With Kernel Root Privilege, PoC Exploit Code Publicly Disclosed KVM escape vulnerability Zapscape CVE-2026-64561 running commands with kernel root privilege, with public PoC exploit code

KVM escape vulnerability Zapscape CVE-2026-64561 running commands with kernel root privilege, with public PoC exploit code

CVE-2026-64561: Zapscape KVM Escape Runs Commands With Kernel Root Privilege, PoC Exploit Code Publicly Disclosed

Do Son August 7, 2026

TL;DR Security researcher Hyunwoo Kim (@v4bel) disclosed a KVM escape vulnerability named Zapscape. Tracked as CVE-2026-64561, it...

Linux Kernel Flaw CVE-2026-53264 Lets Local Users Execute Arbitrary Code, PoC Published Linux kernel vulnerability CVE-2026-53264 net/sched use-after-free enabling arbitrary code execution

Linux kernel vulnerability CVE-2026-53264 net/sched use-after-free enabling arbitrary code execution

Linux Kernel Flaw CVE-2026-53264 Lets Local Users Execute Arbitrary Code, PoC Published

Do Son August 4, 2026

TL;DR A new Linux kernel vulnerability, tracked as CVE-2026-53264, lets a local user run arbitrary code and...

Debian 13 Kernel Update Fixes 68 Flaws, Four Rated Critical Debian 13 Linux kernel security update DSA-6405-1 fixing 68 vulnerabilities including four critical use-after-free flaws in net/sched, NVMe/TCP, and SMC-R

Debian 13 Linux kernel security update DSA-6405-1 fixing 68 vulnerabilities including four critical use-after-free flaws in net/sched, NVMe/TCP, and SMC-R

Debian 13 Kernel Update Fixes 68 Flaws, Four Rated Critical

Do Son August 3, 2026

The Debian project has published security advisory DSA-6405-1, delivering a new Linux kernel update for Debian 13....

OVSwrap local root vulnerability CVE-2026-64531 in the Linux kernel Open vSwitch datapath

OVSwrap Local Root Vulnerability (CVE-2026-64531): Exploit Details and PoC Publicly Disclosed

Do Son July 28, 2026

TL;DR The OVSwrap local root flaw lets an unprivileged user gain root on many Linux systems. It...

RefluXFS CVE-2026-64600: XFS Root Privilege Escalation Hits 16.4M Systems RefluXFS CVE-2026-64600 XFS privilege escalation to root diagram showing a reflink direct-I/O race overwriting a protected file across 16.4 million Linux systems

RefluXFS CVE-2026-64600 XFS privilege escalation to root diagram showing a reflink direct-I/O race overwriting a protected file across 16.4 million Linux systems

RefluXFS CVE-2026-64600: XFS Root Privilege Escalation Hits 16.4M Systems

Do Son July 22, 2026

TL;DR Qualys disclosed RefluXFS on July 22, 2026. Tracked as CVE-2026-64600, it is a Linux kernel XFS...

OVH Patches CVE-2026-53359 KVM Flaw Across a Million VMs OVH data center engineers patching CVE-2026-53359 KVM vulnerability across thousands of hypervisor hosts

OVH data center engineers patching CVE-2026-53359 KVM vulnerability across thousands of hypervisor hosts

OVH Patches CVE-2026-53359 KVM Flaw Across a Million VMs

Do Son July 21, 2026

European cloud provider OVH just published a candid retrospective on its emergency patch campaign. The post explains...

Linux Kernel Publishes 440 CVE Advisories in 24 Hours as AI Accelerates Bug Hunting 440 Linux kernel CVEs published in 24 hours amid AI-driven vulnerability discovery

440 Linux kernel CVEs published in 24 hours amid AI-driven vulnerability discovery

Linux Kernel Publishes 440 CVE Advisories in 24 Hours as AI Accelerates Bug Hunting

Do Son July 21, 2026

Artificial intelligence now hunts vulnerabilities far faster than human security researchers. In recent months, AI models have...

Exploited in the Wild? Debian Webhost Rooted as Public PoCs Land for Bad Epoll (CVE-2026-46242) and IPv6 Frag Escape Bad Epoll CVE-2026-46242 Linux kernel privilege escalation use-after-free public PoC exploit

Bad Epoll CVE-2026-46242 Linux kernel privilege escalation use-after-free public PoC exploit

Exploited in the Wild? Debian Webhost Rooted as Public PoCs Land for Bad Epoll (CVE-2026-46242) and IPv6 Frag Escape

Do Son July 14, 2026

TL;DR Two Linux kernel flaws now have public proof-of-concept exploit code and full technical write-ups. Bad Epoll...

Critical Alert 2 Active Exploits Detected Today