CVE-2026-93219 clocksource/drivers/timer-sun4i: Advertise a real minimum delta

In the Linux kernel, the following vulnerability has been resolved: clocksource/drivers/timer-sun4i: Advertise a real minimum delta sun4iclkevtnextevent compensates for the timer stop/start synchronization delay by programming evt - TIMERSYNCTICKS into the hardware interval register. The clockeve...

CVE-2026-93219

The Linux kernel contains a vulnerability in the clocksource/drivers/timer-sun4i component. The sun4i_clkevt_next_event() function compensates for timer synchronization delays by programming an interval that allows for a zero-tick interval when the clockevents core calls set_next_event() with evt...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: atm: nicstar: Fixed a possible use-after-free in nicstarcleanup The remove path of this module calls deltimer. However, that function does not wait until the timer handler finishes. This means that the timer handler may still be...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Drivers: USB: Host: Fixed a deadlock in oxubussuspend There is a deadlock in oxubussuspend, as shown below: Thread 1 | Thread 2 | timeraction oxubussuspend | modtimer spinlockirq //1 | Wait for a while ... | oxuwatchdog...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192u: Fixed a deadlock in ieee80211beaconsstop. There is a deadlock in ieee80211beaconsstop, as shown below: Thread 1 | Thread 2 | ieee80211sendbeacon ieee80211beaconsstop | modtimer spinlockirqsave //1 | Wa...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: serial: fsllpuart: fixed a race condition during RX DMA shutdown. From time to time, DMA completion can occur mid-way through the DMA shutdown process: : lpuart32shutdown lpuartdmashutdown deltimersync lpuartdmarxcomplete...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: netupunidvb: fix use-after-free at deltimer When the Universal DVB card is being detached, netupunidvbdmafini uses deltimer to stop the dma-timeout timer. However, when the timer handler netupunidvbdmatimeout is running,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: libsas: Fixed a use-after-free bug in smpexecutetasksg When executing an SMP task fails, the smpexecutetasksg function calls deltimer to delete the “slowtask-timer” timer. However, if the timer handler sastaskinternaltimedo...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Timers for kernel sockets are properly terminated. We received various reports from syzbot that indicated that TCP timers would still fire even after the corresponding netns has been dismantled. Fortunately, Josef Bacik was...

CVE-2026-80572

CVE-2026-80572 is a use-after-free in the byd psmouse (touchpad) driver in the Linux kernel . During device disconnection, byd_disconnect() calls timer_delete() before freeing the driver's private data, but this does not wait for a potentially running byd_clear_touch() callback that dereferences ...

PT-2026-82188

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the byd disconnect function. The function uses timer delete before freeing the driver's private data, which fails to wait for a running byd clear touch callbac...

CVE-2026-68198 wifi: ath6kl: fix use-after-free in aggr_reset_state()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: fix use-after-free in aggrresetstate The aggrresetstate function uses timerdelete non-synchronous for the aggregation timer before proceeding to delete TID state and before the structure is freed by callers like...

K000162740: Linux kernel vulnerability CVE-2026-63803

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: hdlcppp: sync per-proto timers before freeing hdlc state Each PPP control protocol LCP/IPCP/IPV6CP embedded in struct ppp registers a timer via timersetup. That struct ppp is the hdlc-state allocatio...

hdlc_ppp: sync per-proto timers before freeing hdlc state

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CVE-2026-63905 usbip: vudc: Fix use after free bug in vudc_remove due to race condition

In the Linux kernel, the following vulnerability has been resolved: usbip: vudc: Fix use after free bug in vudcremove due to race condition This patch follows up Zheng Wang's 2023 report of a use-after-free in vudcremove. The original thread stalled on Shuah Khan's request for runtime testing of...

CVE-2026-63803

In the Linux kernel, the following vulnerability has been resolved: hdlcppp: sync per-proto timers before freeing hdlc state Each PPP control protocol LCP/IPCP/IPV6CP embedded in struct ppp registers a timer via timersetup. That struct ppp is the hdlc-state allocation, which detachhdlcprotocol...

CVE-2026-63803

In the Linux kernel, the following vulnerability has been resolved: hdlcppp: sync per-proto timers before freeing hdlc state Each PPP control protocol LCP/IPCP/IPV6CP embedded in struct ppp registers a timer via timersetup. That struct ppp is the hdlc-state allocation, which detachhdlcprotocol...

PT-2026-61119

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the HDLC PPP protocol implementation. The struct ppp allocated as hdlc-state registers timers for PPP control protocols LCP, IPCP, and IPV6CP using timer...

CVE-2026-46170

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. When an ADDADDR message is retransmitted, an issue in socket sk reference counting can prevent the socket from being properly freed. This improper resource management may lead to a Denial of Service DoS condition, where th...

PT-2026-44293

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description An issue exists in the Multipath TCP mptcp path manager during the retransmission of an ADD ADDR message. When the sk socket...