UBUNTU-CVE-2023-53067

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Only call gettimerirq once in constantclockeventinit Under CONFIGDEBUGATOMICSLEEP=y and CONFIGDEBUGPREEMPT=y, we can see the following messages on LoongArch, this is because using mightsleep in preemption disable...

UBUNTU-CVE-2023-53094

In the Linux kernel, the following vulnerability has been resolved: tty: serial: fsllpuart: fix race on RX DMA shutdown From time to time DMA completion can come in the middle of DMA shutdown: : : lpuart32shutdown lpuartdmashutdown deltimersync lpuartdmarxcomplete lpuartcopyrxtotty modtimer...

CVE-2023-53094 tty: serial: fsl_lpuart: fix race on RX DMA shutdown

In the Linux kernel, the following vulnerability has been resolved: tty: serial: fsllpuart: fix race on RX DMA shutdown From time to time DMA completion can come in the middle of DMA shutdown: : : lpuart32shutdown lpuartdmashutdown deltimersync lpuartdmarxcomplete lpuartcopyrxtotty modtimer...

CVE-2023-53094

CVE-2023-53094 affects the Linux kernel tty/serial fsl_lpuart driver. A race can occur when a DMA RX completion finishes during RX DMA shutdown, causing a NULL dereference on sport->dma_rx_desc. The documented fix is to fold del_timer_sync() into lpuart_dma_rx_free() after dmaengine_terminate_...

CVE-2023-53094 tty: serial: fsl_lpuart: fix race on RX DMA shutdown

In the Linux kernel, the following vulnerability has been resolved: tty: serial: fsllpuart: fix race on RX DMA shutdown From time to time DMA completion can come in the middle of DMA shutdown: : : lpuart32shutdown lpuartdmashutdown deltimersync lpuartdmarxcomplete lpuartcopyrxtotty modtimer...

CVE-2023-53067 LoongArch: Only call get_timer_irq() once in constant_clockevent_init()

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Only call gettimerirq once in constantclockeventinit Under CONFIGDEBUGATOMICSLEEP=y and CONFIGDEBUGPREEMPT=y, we can see the following messages on LoongArch, this is because using mightsleep in preemption disable...

SUSE CVE-2025-23134

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

USN-7448-1 linux-azure, linux-azure-6.11 vulnerabilities

It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. CVE-2025-2312 Several security issues were discovered in the Linux kernel. An...

CVE-2025-23134

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

SUSE-SU-2025:20190-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-52927: netfilter: allow exp not to be removed in nfctfindexpectation bsc1239644. - CVE-2024-26708: mptcp: fix inconsistent state on fastopen...

snd_seq_timer_open() Kernel Sequencer Failure

The vulnerability of the sndseqtimeropen function in the sound/core/seq/seqtimer.c module relates to the repeated use of previously freed memory. Exploiting this vulnerability could allow a attacker to cause a service failure...

DEBIAN-CVE-2025-23134

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-23134

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

UBUNTU-CVE-2025-23134

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-23134 ALSA: timer: Don't take register_mutex with copy_from/to_user()

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-23134

CVE-2025-23134 affects the Linux kernel ALSA timer code. The vulnerability stems from taking mmap_lock while inside a mutex-wrapped copy_from/to_user() via the pattern guard(mutex)(&register_mutex). This can lead to deadlocks when copy_from/to_user() is invoked under the register_mutex, particula...

CVE-2025-23134 ALSA: timer: Don't take register_mutex with copy_from/to_user()

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-23134

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-23134 ALSA: timer: Don't take register_mutex with copy_from/to_user()

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Don't take registermutex with copyfrom/touser The infamous mmaplock taken in copyfrom/touser can be often problematic when it's called inside another mutex, as they might lead to deadlocks. In the case of ALSA timer...

CVE-2025-22077

CVE-2025-22077 concerns Linux kernel CIFS SMB client TCP timers deadlock after rmmod. The advisory notes the patch that attempted to fix a NULL dereference in LOCKDEP via a CIFS netns reference was reverted, reviving a kernel TCP socket timer lifecycle mismatch. This reversion can cause FIN_WAIT_...