PT-2026-90418

In the Linux kernel, the following vulnerability has been resolved: nfsd: size fh verify server sockaddr slot by xpt locallen The nfsd fh verify and nfsd fh verify err tracepoints declare the server sockaddr slot sized by xpt remotelen but fill it from xpt local using xpt locallen: TP STRUCT entr...

PT-2026-90463

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix use-after-free in trace pipe read on sub-buffer order change Writing to buffer subbuf size kb calls ring buffer subbuf order set, which frees every sub-buffer of the ring buffer, including the reader page, and replac...

PT-2026-90464

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix retry exhaustion in simple ring buffer reader swap simple ring buffer swap reader page starts with retry set to 8 and post-decrements it only after a failed link replacement. On the final attempt, a successful...

PT-2026-90218

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Free cpu buffer::free page with subbuf order When sub-buffers use an order greater than 0, cpu buffer-free page is allocated with subbuf order. Use the correct order for cpu buffer-free page...

PT-2026-90215

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Stop remote reader update when page swap fails The remote swap reader page callback can return -EBUSY when the writer moves the head before the remote catches it, particularly during an event storm on a small buffer...

PT-2026-90216

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Make cpu buffer::free page a buffer data read page Discarding a cached reader page after a concurrent ring buffer resize uses the new global subbuf order for the free pages call. This mismatched order may crashes the...

PT-2026-90487

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix subbuf resize race with ring buffer readers trace buffer subbuf size is read lockless in ring buffer read page and ring buffer read start, while it can simultaneously be resized with ring buffer subbuf order set...

CVE-2025-21333-POC

CVE-2025-21333-POC 利用 vkrnlintvsp.sys 中的 CVE-2025-21333 的概念验证（不太可靠，请参阅“要求与限制”部分）。参考章节中提供了一些非常有用的资源，适合想要研究该漏洞的人。 漏洞及利用的详细分析可见此处。 该漏洞已被检测到被威胁行为者积极利用。 已在 Windows 11 23h2 上测试。 也可能在 Windows 11 24h2 上工作，但我没有测试。 以下是用于测试 POC 的 ntoskrnl.exe 和 vkrnlintvsp.sys 的哈希值。 root@kitploit: PS...

CVE-2026-42808

An issue was discovered in Bosch Sensortec COINESSDK versions 2.0 through 2.11. The host streaming API function coinesreadstreamsensordata fails to validate the boundaries of the caller-provided destination buffer. Internally, the stream processing mechanism in commintfprocessstreamresponse...

CVE-2020-11179-Adreno-Qualcomm-GPU

Mi trabajo independiente a partir del poc creado por el investigador de P0 Ben Hawkes Artículo original: https://googleprojectzero.blogspot.com/2020/09/attacking-qualcomm-adreno-gpu.html Mi objetivo es convertir su poc a C, y continuar desde donde él lo dejó y convertir el poc en una shell root, ...

CVE-2021-4204

CVE-2021-4204 中文版 writeup：https://tr3e.ee/posts/cve-2021-4204-linux-kernel-ebpf-lpe.txt 仅用于教育/研究目的。使用风险自负。 构建与运行 root@kitploit: $ sh buildandrun.sh Build from source... cc -I include -static -w -o exploit exploit.c Start exploit! This might take some while... phase1/7 'create bpf maps' running +...

SUSE CVE-2026-80876

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix event length with forced 8-byte alignment When RBFORCE8BYTEALIGNMENT is true, rbcalculateeventlength reserves the space of event-array0 for placing the data length and rbupdateevent stores the data length in...

EUVD-2026-71506

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix event length with forced 8-byte alignment When RBFORCE8BYTEALIGNMENT is true, rbcalculateeventlength reserves the space of event-array0 for placing the data length and rbupdateevent stores the data length in...

CVE-2026-80876 ring-buffer: Fix event length with forced 8-byte alignment

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix event length with forced 8-byte alignment When RBFORCE8BYTEALIGNMENT is true, rbcalculateeventlength reserves the space of event-array0 for placing the data length and rbupdateevent stores the data length in...

CVE-2026-80876

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix event length with forced 8-byte alignment When RBFORCE8BYTEALIGNMENT is true, rbcalculateeventlength reserves the space of event-array0 for placing the data length and rbupdateevent stores the data length in...

CVE-2026-80876

CVE-2026-80876 affects the Linux kernel ring-buffer subsystem on architectures where RB_FORCE_8BYTE_ALIGNMENT is true (observed on riscv64 with CONFIG_HAVE_64BIT_ALIGNED_ACCESS=y). The root cause is a mismatch in length calculation: rb_calculate_event_length() unconditionally reserves sizeof(even...

ring-buffer: Fix crash passing ERR_PTR to kthread_stop()

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Linux Distros Unpatched Vulnerability : CVE-2026-80742

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - afpacket: Don't send zero-byte data in tpacketsnd. syzbot reported a WARNING in devqueuexmit triggered via tpacketsnd: skbassertlen WARNING: at...

Linux Distros Unpatched Vulnerability : CVE-2026-80730

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Fix crash passing ERRPTR to kthreadstop In testringbuffer's outfree cleanup loop, the check !rbthreadscpu only catches NULL entries and misses...

CVE-2026-80730

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix crash passing ERRPTR to kthreadstop In testringbuffer's outfree cleanup loop, the check !rbthreadscpu only catches NULL entries and misses entries that hold an ERRPTR. rbthreads is static, so unassigned slots are...