AZL-47604 CVE-2024-42239 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail bpftimercancel when callback is being cancelled Given a schedule: timer1 cb timer2 cb bpftimercanceltimer2; bpftimercanceltimer1; Both bpftimercancel calls would wait for the other callback to finish executing,...

UBUNTU-CVE-2024-42239

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail bpftimercancel when callback is being cancelled Given a schedule: timer1 cb timer2 cb bpftimercanceltimer2; bpftimercanceltimer1; Both bpftimercancel calls would wait for the other callback to finish executing,...

CVE-2024-42239

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail bpftimercancel when callback is being cancelled Given a schedule: timer1 cb timer2 cb bpftimercanceltimer2; bpftimercanceltimer1; Both bpftimercancel calls would wait for the other callback to finish executing,...

CVE-2024-42239 bpf: Fail bpf_timer_cancel when callback is being cancelled

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail bpftimercancel when callback is being cancelled Given a schedule: timer1 cb timer2 cb bpftimercanceltimer2; bpftimercanceltimer1; Both bpftimercancel calls would wait for the other callback to finish executing,...

CVE-2024-42239

CVE-2024-42239 affects the Linux kernel BPF timer cancellation path. The fix adds an atomic counter (cancelling) in bpf_hrtimer to track in-flight cancellation requests and prevents deadlocks when two callbacks attempt to cancel each other in parallel. The patch ensures that if a cancellation is ...

CVE-2024-42239 bpf: Fail bpf_timer_cancel when callback is being cancelled

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail bpftimercancel when callback is being cancelled Given a schedule: timer1 cb timer2 cb bpftimercanceltimer2; bpftimercanceltimer1; Both bpftimercancel calls would wait for the other callback to finish executing,...

CVE-2024-42239 bpf: Fail bpf_timer_cancel when callback is being cancelled

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail bpftimercancel when callback is being cancelled Given a schedule: timer1 cb timer2 cb bpftimercanceltimer2; bpftimercanceltimer1; Both bpftimercancel calls would wait for the other callback to finish executing,...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

kernel: drm: Don't unref the same fb many times by mistake due to deadlock handling

A flaw was found in the Linux kernel. A frame buffer can be freed while still in use in a specific situation in drivers/gpu/drm/drmplane.c. This issue may compromise the availability...

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 Linux kernel that originates in the bpf module during a bpftimercancel call, which may result in a deadlock if the callback is being canceled...

SUSE CVE-2024-41036

In the Linux kernel, the following vulnerability has been resolved: net: ks8851: Fix deadlock with the SPI chip variant When SMP is enabled and spinlocks are actually functional then there is a deadlock with the 'statelock' spinlock between ks8851startxmitspi and ks8851irq: watchdog: BUG: soft...

SUSE CVE-2024-41045

In the Linux kernel, the following vulnerability has been resolved: bpf: Defer work in bpftimercancelandfree Currently, the same case as previous patch two timer callbacks trying to cancel each other can be invoked through bpfmapupdateelem as well, or more precisely, freeing map elements containi...

SUSE CVE-2024-41063

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: cancel all works upon hciunregisterdev syzbot is reporting that calling hcireleasedev from hcierrorreset due to hcidevput from hcierrorreset can cause deadlock at destroyworkqueue, for hcierrorreset is called...

SUSE CVE-2024-41080

In the Linux kernel, the following vulnerability has been resolved: iouring: fix possible deadlock in ioregisteriowqmaxworkers The ioregisteriowqmaxworkers function calls ioputsqdata, which acquires the sqd-lock without releasing the uringlock. Similar to the commit 009ad9f0c6ee "iouring: drop...

SUSE CVE-2024-42085

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: remove lock of otg mode during gadget suspend/resume to avoid deadlock When config CONFIGUSBDWC3DUALROLE is selected, and trigger system to enter suspend status with below command: echo mem /sys/power/state There...

SUSE CVE-2024-42090

In the Linux kernel, the following vulnerability has been resolved: pinctrl: fix deadlock in createpinctrl when handling -EPROBEDEFER In createpinctrl, pinctrlmapsmutex is acquired before calling addsetting. If addsetting returns -EPROBEDEFER, createpinctrl calls pinctrlfree. However, pinctrlfree...

SUSE CVE-2024-42140

In the Linux kernel, the following vulnerability has been resolved: riscv: kexec: Avoid deadlock in kexec crash path If the kexec crash code is called in the interrupt context, the machinekexecmaskinterrupts function will trigger a deadlock while trying to acquire the irqdesc spinlock and then...

SUSE CVE-2024-42153

In the Linux kernel, the following vulnerability has been resolved: i2c: pnx: Fix potential deadlock warning from deltimersync call in isr When deltimersync is called in an interrupt context it throws a warning because of potential deadlock. The timer is used only to exit from waitforcompletion...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-39476)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-39476 advisory. - In the Linux kernel, the following vulnerability has been resolved: md/raid5: fix deadlock that raid5d wait...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: vt: fix memory overlapping when deleting chars in the buffer CVE-2022-48627 In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: disallow timeout for anonymous sets CVE-2023-526...