CVE-2022-49149

The CVE-2022-49149 issue affects the Linux kernel rxrpc subsystem where a timer for a call could be started while the call is being destroyed (softirq context with only the RCU read lock). This race could cause the timer (already stopped) to be restarted and, later, the timer dispatcher may oops ...

CLSA-2025-1739352814 kernel: Fix of 13 CVEs

media: uvcvideo: Skip parsing frames of type UVCVSUNDEFINED in uvcparseformat CVE-2024-53104 - btrfs: fix information leak in btrfsioctllogicaltoino CVE-2024-35849 - net: afcan: do not leave a dangling sk pointer in cancreate CVE-2024-56603 - netfilter: xtables: fix LED ID check in ledtgcheck...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: tcp/dccp: Do not use timerpending in reqskqueueunlink. Martin KaFai Lau reported a use-after-free in reqsktimerhandler. We are encountering a use-after-free related to a bpf program attached to tracetcpretransmitsynack. The...

OESA-2024-2495 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Don't use timerpending in reqskqueueunlink. Martin KaFai Lau reported use-after-free 0 in reqsktimerhandler. """ We are seeing a use-after-free from a...

AZL-50689 CVE-2024-47747 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition In the ether3probe function, a timer is initialized with a callback function ether3ledoff, bound to &prevdev-timer. Once the timer is started, the...

UBUNTU-CVE-2024-46858

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in timerdeletesync There are two paths to access mptcppmdeladdtimer, result in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog netlinkunicastkern...

kernel: mISDN: fix possible use-after-free in HFC_cleanup()

A vulnerability was found in the Linux kernel's mISDN driver. This issue arises during the cleanup process, where a timer handler might still be running after the driver has been removed, which can lead to a use-after-free issue, potentially causing a system crash...

DEBIAN-CVE-2022-48745

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Use deltimersync in fw reset flow of halting poll Substitute deltimer with deltimersync in fw reset polling deactivation flow, in order to prevent a race condition which occurs when deltimer is called and timer is...

SUSE CVE-2023-52847

In the Linux kernel, the following vulnerability has been resolved: media: bttv: fix use after free error due to btv-timeout timer There may be some a race condition between timer function bttvirqtimeout and bttvremove. The timer is setup in probe and there is no timerdelete operation in remove...

DEBIAN-CVE-2023-52847

In the Linux kernel, the following vulnerability has been resolved: media: bttv: fix use after free error due to btv-timeout timer There may be some a race condition between timer function bttvirqtimeout and bttvremove. The timer is setup in probe and there is no timerdelete operation in remove...

UBUNTU-CVE-2023-52847

In the Linux kernel, the following vulnerability has been resolved: media: bttv: fix use after free error due to btv-timeout timer There may be some a race condition between timer function bttvirqtimeout and bttvremove. The timer is setup in probe and there is no timerdelete operation in remove...

CVE-2023-52847

CVE-2023-52847 (Linux kernel - media/bttv): A race between the bttv_irq_timeout timer and removal can lead to use-after-free when the timer fires after btv has been freed. The root cause is that remove() didn’t delete the timer, potentially invoking a freed btv in the timer handler. The fix is to...

DEBIAN-CVE-2021-47281

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix race of sndseqtimeropen The timer instance per queue is exclusive, and sndseqtimeropen should have managed the concurrent accesses. It looks as if it's checking the already existing timer instance at the beginning,...

UBUNTU-CVE-2021-47281

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix race of sndseqtimeropen The timer instance per queue is exclusive, and sndseqtimeropen should have managed the concurrent accesses. It looks as if it's checking the already existing timer instance at the beginning,...

UBUNTU-CVE-2024-35887

In the Linux kernel, the following vulnerability has been resolved: ax25: fix use-after-free bugs caused by ax25dsdeltimer When the ax25 device is detaching, the ax25devdevicedown calls ax25dsdeltimer to cleanup the slavetimer. When the timer handler is running, the ax25dsdeltimer that calls...

PT-2024-31330

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.50 Description A vulnerability in the Linux kernel has been resolved, related to the Bluetooth driver btnxpuart. When unloading the driver, its associated timer is deleted. However, if the timer is modified a...

DEBIAN-CVE-2024-26737

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix racing between bpftimercancelandfree and bpftimercancel The following race is possible between bpftimercancelandfree and bpftimercancel. It will lead a UAF on the timer-timer. bpftimercancel; spinlock; t = timer-time;...

CVE-2024-26737 bpf: Fix racing between bpf_timer_cancel_and_free and bpf_timer_cancel

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix racing between bpftimercancelandfree and bpftimercancel The following race is possible between bpftimercancelandfree and bpftimercancel. It will lead a UAF on the timer-timer. bpftimercancel; spinlock; t = timer-time;...

UBUNTU-CVE-2024-26654

In the Linux kernel, the following vulnerability has been resolved: ALSA: sh: aica: reorder cleanup operations to avoid UAF bugs The dreamcastcard-timer could schedule the spudmawork and the spudmawork could also arm the dreamcastcard-timer. When the sndpcmsubstream is closing, the aicachannel wi...

OESA-2024-1030 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: openeuler-linux-kernel-4.19.0-cbsdestroy-NULL-ptr-deref-391216CVE-2021-33630 openeuler-linux-kernel-5.10.149-ext4writeinlinedata-kernelbug-365020CVE-2021-33631 An out-of-bounds read vulnerability was found in the NVMe-oF/TCP...