UBUNTU-CVE-2022-49175

In the Linux kernel, the following vulnerability has been resolved: PM: core: keep irq flags in devicepmcheckcallbacks The function devicepmcheckcallbacks can be called under the spin lock in the reported case it happens from genpdadddevice - devpmdomainset, when the genpd uses spinlocks rather...

UBUNTU-CVE-2022-49169

In the Linux kernel, the following vulnerability has been resolved: f2fs: use spinlock to avoid hang 14696.634553 task:cat state:D stack: 0 pid:1613738 ppid:1613735 flags:0x00000004 14696.638285 Call Trace: 14696.639038 14696.640032 schedule+0x302/0x930 14696.640969 schedule+0x58/0xd0 14696.64179...

CVE-2022-49322 tracing: Fix sleeping function called from invalid context on RT kernel

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix sleeping function called from invalid context on RT kernel When setting bootparams="traceevent=initcall:initcallstart tpprintk=1" in the cmdline, the outputprintk was called, and the spinlockirqsave was called in the...

CVE-2022-49315 drivers: staging: rtl8192e: Fix deadlock in rtllib_beacons_stop()

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192e: Fix deadlock in rtllibbeaconsstop There is a deadlock in rtllibbeaconsstop, which is shown below: Thread 1 | Thread 2 | rtllibsendbeacon rtllibbeaconsstop | modtimer spinlockirqsave //1 | wait a time...

CVE-2022-49313 drivers: usb: host: Fix deadlock in oxu_bus_suspend()

In the Linux kernel, the following vulnerability has been resolved: drivers: usb: host: Fix deadlock in oxubussuspend There is a deadlock in oxubussuspend, which is shown below: Thread 1 | Thread 2 | timeraction oxubussuspend | modtimer spinlockirq //1 | wait a time ... | oxuwatchdog deltimersync...

CVE-2022-49305

CVE-2022-49305 affects the Linux kernel driver path drivers/staging/rtl8192u where a deadlock in ieee80211_beacons_stop() could occur. The root cause is a lock-order interaction: del_timer_sync() waited while holding ieee->beacon_lock in ieee80211_beacons_stop(), but the timer handler also nee...

CVE-2022-49304 drivers: tty: serial: Fix deadlock in sa1100_set_termios()

In the Linux kernel, the following vulnerability has been resolved: drivers: tty: serial: Fix deadlock in sa1100settermios There is a deadlock in sa1100settermios, which is shown below: Thread 1 | Thread 2 | sa1100enablems sa1100settermios | modtimer spinlockirqsave //1 | wait a time ... |...

CVE-2022-49303 drivers: staging: rtl8192eu: Fix deadlock in rtw_joinbss_event_prehandle

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192eu: Fix deadlock in rtwjoinbsseventprehandle There is a deadlock in rtwjoinbsseventprehandle, which is shown below: Thread 1 | Thread 2 | settimer rtwjoinbsseventprehandle| modtimer spinlockbh //1 | wait ...

CVE-2022-49303 drivers: staging: rtl8192eu: Fix deadlock in rtw_joinbss_event_prehandle

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192eu: Fix deadlock in rtwjoinbsseventprehandle There is a deadlock in rtwjoinbsseventprehandle, which is shown below: Thread 1 | Thread 2 | settimer rtwjoinbsseventprehandle| modtimer spinlockbh //1 | wait ...

CVE-2022-49303 drivers: staging: rtl8192eu: Fix deadlock in rtw_joinbss_event_prehandle

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192eu: Fix deadlock in rtwjoinbsseventprehandle There is a deadlock in rtwjoinbsseventprehandle, which is shown below: Thread 1 | Thread 2 | settimer rtwjoinbsseventprehandle| modtimer spinlockbh //1 | wait ...

CVE-2022-49175 PM: core: keep irq flags in device_pm_check_callbacks()

In the Linux kernel, the following vulnerability has been resolved: PM: core: keep irq flags in devicepmcheckcallbacks The function devicepmcheckcallbacks can be called under the spin lock in the reported case it happens from genpdadddevice - devpmdomainset, when the genpd uses spinlocks rather...

CVE-2022-49169

CVE-2022-49169 concerns the Linux kernel’s f2fs module and a race/lock issue that could cause a hang. The connected advisories document that the fix is to replace a mutex-based path with a spin_lock, specifically to avoid hang scenarios in f2fs when handling certain task reads and statistics oper...

CVE-2022-49169 f2fs: use spin_lock to avoid hang

In the Linux kernel, the following vulnerability has been resolved: f2fs: use spinlock to avoid hang 14696.634553 task:cat state:D stack: 0 pid:1613738 ppid:1613735 flags:0x00000004 14696.638285 Call Trace: 14696.639038 14696.640032 schedule+0x302/0x930 14696.640969 schedule+0x58/0xd0 14696.64179...

CVE-2022-49169

In the Linux kernel, the following vulnerability has been resolved: f2fs: use spinlock to avoid hang 14696.634553 task:cat state:D stack: 0 pid:1613738 ppid:1613735 flags:0x00000004 14696.638285 Call Trace: 14696.639038 14696.640032 schedule+0x302/0x930 14696.640969 schedule+0x58/0xd0 14696.64179...

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 spin-lock recursion in the changepageattr function...

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 the devicepmcheckcallbacks function not saving CPU flags under spin lock, which could lead to inconsistent C...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dma-buf/sw-sync: Do not enable IRQ from syncprintobj. Since the commit a6aa8fca4d79 “dma-buf/sw-sync: Reduce irqsave/irqrestore from known context”, an error occurred when spinunlockirqrestore was replaced with spinunlockirq for...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/hns: Fixed the use of spinunlockirqrestore, which is called with IRQs enabled. Fixed incorrect use of spinlockirq/spinunlockirq when spinlockirqsave/spinlockirqrestore was held. This issue was discovered through lock...

The vulnerability of the functions sock_set_flag() and spin_unlock() (net/ipv4/udp.c) in the Linux kernel’s UDP component allows a attacker to cause a service failure.

The vulnerabilities of the functions socksetflag and spinunlock net/ipv4/udp.c in the Linux kernel’s UDP component are related to resource management errors. Exploiting these vulnerabilities could allow an attacker to cause a service failure...

Azure Linux 3.0 Security Update: kernel (CVE-2024-38780)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-38780 advisory. - In the Linux kernel, the following vulnerability has been resolved: dma-buf/sw-sync: don't enable IRQ from...