Linux Kernel BPF Tracing Heap Buffer Overflow DoS

The vulnerability of the bpftracingprogattach function in the kernel/bpf/syscall.c module of the Linux operating system is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2021-46939

In the Linux kernel, the following vulnerability has been resolved: tracing: Restructure traceclockglobal to never block It was reported that a fix to the ring buffer recursion detection would cause a hung machine when performing suspend / resume testing. The following backtrace was extracted fro...

UBUNTU-CVE-2021-46939

In the Linux kernel, the following vulnerability has been resolved: tracing: Restructure traceclockglobal to never block It was reported that a fix to the ring buffer recursion detection would cause a hung machine when performing suspend / resume testing. The following backtrace was extracted fro...

PT-2025-54000

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists when reading the 'trace pipe' file within the Linux kernel's tracing subsystem. Specifically, the iter-temp memory is allocated or relocated in the trace find next...

SUSE CVE-2021-3679

A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users with CAPSYSADMIN capability could use this flaw to starve the resources causing denial of service...

PT-2022-35976 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v5.6 through v6.0.9 Description: A memory leak issue was discovered in the tracing component, specifically in the test gen synth cmd and test empty synth event functions. This issue was introduced in version v5.6 and is...

kernel: DoS in rb_per_cpu_empty()

A lack of CPU resources in the Linux kernel tracing module functionality was found in the way users use the trace ring buffer in specific way. Only privileged local users with CAPSYSADMIN capability could use this flaw to starve the resources causing denial of service...

kernel: DoS in rb_per_cpu_empty()

A lack of CPU resources in the Linux kernel tracing module functionality was found in the way users use the trace ring buffer in specific way. Only privileged local users with CAPSYSADMIN capability could use this flaw to starve the resources causing denial of service...

OESA-2021-1318 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users with CAPSYSADMIN capability cou...

A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users (with CAP_SYS_ADMIN capability) could use this flaw to starve the resources causing denial of service.

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CVE-2021-3679

A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users with CAPSYSADMIN capability could use this flaw to starve the resources causing denial of service...

UBUNTU-CVE-2021-3679

A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users with CAPSYSADMIN capability could use this flaw to starve the resources causing denial of service...

CVE-2021-3679

A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users with CAPSYSADMIN capability could use this flaw to starve the resources causing denial of service...

TiEtwAgent - PoC Memory Injection Detection Agent Based On ETW, For Offensive And Defensive Research Purposes

This project was created to research, build and test different memory injection detection use cases and bypass techniques. The agent utilizes Microsoft-Windows-Threat-Intelligence event tracing provider, as a more modern and stable alternative to Userland-hooking, with the benefit of Kernel-mode...

kernel: A memory leak in the predicate_parse() function in kernel/trace/trace_events_filter.c allows for a DoS

A flaw was found in the way the predicateparse function in the tracing subsystem of the Linux kernel handled resource cleanup on error. This flaw allows an attacker with the ability to produce the error to crash the system...

kernel: A memory leak in the predicate_parse() function in kernel/trace/trace_events_filter.c allows for a DoS

A flaw was found in the way the predicateparse function in the tracing subsystem of the Linux kernel handled resource cleanup on error. This flaw allows an attacker with the ability to produce the error to crash the system...

CVE-2016-9754

The ringbufferresize function in kernel/trace/ringbuffer.c in the profiling subsystem in the Linux kernel before 4.6.1 mishandles certain integer calculations, which allows local users to gain privileges by writing to the /sys/kernel/debug/tracing/buffersizekb file...

UBUNTU-CVE-2016-9754

The ringbufferresize function in kernel/trace/ringbuffer.c in the profiling subsystem in the Linux kernel before 4.6.1 mishandles certain integer calculations, which allows local users to gain privileges by writing to the /sys/kernel/debug/tracing/buffersizekb file...

Dynamic Tracing Tools for Linux: BCC

BCC – BPF Compiler Collection – is a toolkit for creating efficient kernel tracing and manipulation programs, and includes several useful tools and examples. It makes use of eBPF Extended Berkeley Packet Filters, a new feature that was first added to Linux 3.15. Much of what BCC uses requires Lin...

Kernel: tracing: NULL pointer dereference

The ftrace implementation in the Linux kernel before 3.8.8 allows local users to cause a denial of service NULL pointer dereference and system crash or possibly have unspecified other impact by leveraging the CAPSYSADMIN capability for write access to the 1 setftracepid or 2 setgraphfunction file...