CVE-2026-23111-POC-noddlenpottato

CVE-2026-23111 — noddlenpottato nftables catchall UAF → unprivileged LPE. user to root on most 5.10—6.18 linux kernels. auto-adapts to the target kernel — detects struct offsets, resolves symbols, finds ROP gadgets, determines slab cache, generates tailored exploit, compiles and runs. nftables...

CVE-2026-23111

CVE-2026-23111 PoC Linux Kernel nftables Use-After-Free Local Privilege Escalation poc by baba01hacker Vulnerability Summary CVE : CVE-2026-23111 Type : Use-After-Free CWE-416 CVSS : 7.8 HIGH Component : net/netfilter/nftablesapi.c — nftmapcatchallactivate Root Cause : Inverted genmask check caus...

DEBIAN-CVE-2026-90386

In the Linux kernel, the following vulnerability has been resolved: i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices On an empty bus ENTDAA assigns nothing, so cmd-rxlen the count of addresses left unassigned equals master-maxdevs. The GENMASK index master-maxdevs - cmd-rxlen - 1 th...

AZL-102134 CVE-2026-90386 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices On an empty bus ENTDAA assigns nothing, so cmd-rxlen the count of addresses left unassigned equals master-maxdevs. The GENMASK index master-maxdevs - cmd-rxlen - 1 th...

CVE-2026-90386

In the Linux kernel, the following vulnerability has been resolved: i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices On an empty bus ENTDAA assigns nothing, so cmd-rxlen the count of addresses left unassigned equals master-maxdevs. The GENMASK index master-maxdevs - cmd-rxlen - 1 th...

EUVD-2026-82047

In the Linux kernel, the following vulnerability has been resolved: i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices On an empty bus ENTDAA assigns nothing, so cmd-rxlen the count of addresses left unassigned equals master-maxdevs. The GENMASK index master-maxdevs - cmd-rxlen - 1 th...

CVE-2026-90386 i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices

In the Linux kernel, the following vulnerability has been resolved: i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices On an empty bus ENTDAA assigns nothing, so cmd-rxlen the count of addresses left unassigned equals master-maxdevs. The GENMASK index master-maxdevs - cmd-rxlen - 1 th...

CVE-2026-90386 i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices

In the Linux kernel, the following vulnerability has been resolved: i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices On an empty bus ENTDAA assigns nothing, so cmd-rxlen the count of addresses left unassigned equals master-maxdevs. The GENMASK index master-maxdevs - cmd-rxlen - 1 th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Do not ignore the genmask when looking up a chain by its ID. When adding a rule to a chain whose ID is referenced, if that chain has been deleted in the same batch, the rule might end up referencing a deleted...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftsetrbtree: Fixed an issue with overlapping expiration walks. The lazy garbage collection during insertion, which should remove entries when the timeout occurs, fails to properly release the remaining part of the...

CVE-2026-89751

A flaw was found in the Linux kernel's x86/tdx component. An off-by-one error in the handlein and handleout functions, specifically in the GENMASK calculation for port I/O operations, causes the mask to be one bit too wide. This incorrect handling of I/O sizes could potentially lead to unintended...

CVE-2026-89751

In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Fix off-by-one in port I/O handling handlein and handleout in arch/x86/coco/tdx/tdx.c use: u64 mask = GENMASKBITSPERBYTE size, 0; GENMASKh, l includes bit h. For size=1 INB, this produces GENMASK8, 0 = 0x1FF 9 bits inste...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftsethash: Unaligned atomic read on struct nftsetext Access to the genmask field in struct nftsetext results in an unaligned atomic read: 72.130109 Unable to handle kernel paging requests at virtual address...

K000162733: Linux kernel vulnerability CVE-2026-23111

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix inverted genmask check in nftmapcatchallactivate nftmapcatchallactivate has an inverted element activity check compared to its non-catchall counterpart nftmapelemactivate and...

Siemens RUGGEDCOM RST2428P Improper Input Validation (CVE-2026-23111)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix inverted genmask check in nftmapcatchallactivate nftmapcatchallactivate has an inverted element activity check compared to its non-catchall counterpart nftmapelemactivate and compared to what is logically...

SUSE-SU-2026:21099-1 Security update for the Linux Kernel (Live Patch 1 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.6.1 fixes various security issues The following security issues were fixed: - CVE-2025-39973: i40e: add validation for ringlen param bsc1252036. - CVE-2025-40018: ipvs: Defer ipvsftp unregister during netns cleanup bsc1252689. -...

SUSE-SU-2026:21098-1 Security update for the Linux Kernel (Live Patch 5 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.26.1 fixes various security issues The following security issues were fixed: - CVE-2026-23074: net/sched: Enforce that teql can only be used as root qdisc bsc1258051. - CVE-2026-23111: netfilter: nftables: fix inverted genmask check i...

Security update for the Linux Kernel (Live Patch 7 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.25 fixes various security issues The following security issues were fixed: CVE-2025-71120: SUNRPC: svcauthgss: avoid NULL deref on zero length gsstoken in gssreadproxyverf bsc1256780. CVE-2026-22999: net/sched: schqfq: do not free...

SUSE-SU-2026:1279-1 Security update for the Linux Kernel (Live Patch 8 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.28 fixes various security issues The following security issues were fixed: - CVE-2025-71120: SUNRPC: svcauthgss: avoid NULL deref on zero length gsstoken in gssreadproxyverf bsc1256780. - CVE-2026-22999: net/sched: schqfq: do not fr...

SUSE-SU-2026:21087-1 Security update for the Linux Kernel RT (Live Patch 9 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-33.1 fixes various security issues The following security issues were fixed: - CVE-2025-39973: i40e: add validation for ringlen param bsc1252036. - CVE-2025-40018: ipvs: Defer ipvsftp unregister during netns cleanup bsc1252689. -...