CVE-2023-53368 tracing: Fix race issue between cpu buffer write and swap

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix race issue between cpu buffer write and swap Warning happened in rbendcommit at code: if RBWARNONcpubuffer, !localread&cpubuffer-committing WARNING: CPU: 0 PID: 139 at kernel/trace/ringbuffer.c:3142...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a race condition between cpu buffer writes and swaps, which could result in a warning being triggered...

Linux Distros Unpatched Vulnerability : CVE-2020-27825

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A use-after-free flaw was found in kernel/trace/ringbuffer.c in Linux kernel before 5.10-rc1. There was a race problem in traceopen and resize of cpu buffer...

CVE-2022-49889 ring-buffer: Check for NULL cpu_buffer in ring_buffer_wake_waiters()

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check for NULL cpubuffer in ringbufferwakewaiters On some machines the number of listed CPUs may be bigger than the actual CPUs that exist. The tracing subsystem allocates a percpu directory with access to the per CP...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an unverified cpubuffer validity that could lead to a null pointer dereference...

UBUNTU-CVE-2024-50067

In the Linux kernel, the following vulnerability has been resolved: uprobe: avoid out-of-bounds memory access of fetching args Uprobe needs to fetch args into a percpu buffer, and then copy to ring buffer to avoid non-atomic context problem. Sometimes user-space strings, arrays can be very large,...

UBUNTU-CVE-2020-27825

A use-after-free flaw was found in kernel/trace/ringbuffer.c in Linux kernel before 5.10-rc1. There was a race problem in traceopen and resize of cpu buffer running parallely on different cpus, may cause a denial of service problem DOS. This flaw could even allow a local attacker with special use...

UBUNTU-CVE-2019-19768

In the Linux kernel 5.4.0-rc2, there is a use-after-free read in the blkaddtrace function in kernel/trace/blktrace.c which is used to fill out a blkiotrace structure and place it in a per-cpu sub-buffer...

kde-workspace security and bug fix update

kdelibs 6:4.14.8-10 - Do not fork konsole process when opening terminal from apps using dolphin-part Resolves: bz1710362 6:4.14.8-9 - Do not fork konsole process when opening terminal from apps using dolphin-part Resolves: bz1710362 6:4.14.8-8 - Disable JAR repack script to avoid multilib...