CVE-2022-50537

In the Linux kernel, the following vulnerability has been resolved: firmware: raspberrypi: fix possible memory leak in rpifirmwareprobe In rpifirmwareprobe, if mboxrequestchannel fails, the 'fw' will not be freed through rpifirmwaredelete, fix this leak by calling kfree in the error path...

UBUNTU-CVE-2022-50520

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: Fix PCI device refcount leak in radeonatrmgetbios As comment of pcigetclass says, it returns a pcidevice with its refcount increased and decreased the refcount for the input parameter @from if it is not NULL. If we...

CVE-2023-53685 tun: Fix memory leak for detached NAPI queue.

In the Linux kernel, the following vulnerability has been resolved: tun: Fix memory leak for detached NAPI queue. syzkaller reported 0 memory leaks of sk and skb related to the TUN device with no repro, but we can reproduce it easily with: struct ifreq ifr = int fdtun, fdtmp; char buf4 = ; fdtun ...

CVE-2023-53686 net/handshake: fix null-ptr-deref in handshake_nl_done_doit()

In the Linux kernel, the following vulnerability has been resolved: net/handshake: fix null-ptr-deref in handshakenldonedoit We should not call tracehandshakecmddoneerr if socket lookup has failed. Also we should call tracehandshakecmddoneerr before releasing the file, otherwise dereferencing...

CVE-2023-53659 iavf: Fix out-of-bounds when setting channels on remove

In the Linux kernel, the following vulnerability has been resolved: iavf: Fix out-of-bounds when setting channels on remove If we set channels greater during iavfremove, and waiting reset done would be timeout, then returned with error but changed numactivequeues directly, that will lead to OOB...

EUVD-2025-32815

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fix ABBA deadlock between shrinkslab and dmpoolabortmetadata Following concurrent processes: P1drop cache P2kworker dropcachessysctlhandler dropslab shrinkslab downread&shrinkerrwsem - LOCK A doshrinkslab supercachescan...

CVE-2022-50549

CVE-2022-50549 describes an ABBA deadlock in the Linux kernel’s dm-thin path where concurrent drop_caches and dm thin worker activity can cause a deadlock between shrink_slab (holding shrinker_rwsem) and dm_pool_abort_metadata (holding dm_block/root locks). The result is a hung task as shown by t...

CVE-2022-50548

CVE-2022-50548 affects the Linux kernel (media: i2c: hi846) with a memory leak in hi846_parse_dt. The issue occurs when checks related to supported link frequencies fail, causing V4L2 fwnode resources not to be released, leading to a leak. The fix provided releases and frees the V4L2 fwnode data ...

CVE-2022-50546

The CVE-2022-50546 issue affects the Linux kernel ext4 subsystem, specifically ext4_alloc_inode() and the __ext4_new_inode() path. Syzbot reported a KMSAN uninitialized value in ext4_evict_inode, caused by not initializing ei->i_flags during ext4_alloc_inode() when a new inode creation fails b...

CVE-2022-50544 usb: host: xhci: Fix potential memory leak in xhci_alloc_stream_info()

In the Linux kernel, the following vulnerability has been resolved: usb: host: xhci: Fix potential memory leak in xhciallocstreaminfo xhciallocstreaminfo allocates stream context array for streaminfo -streamctxarray with xhciallocstreamctx. When some error occurs, streaminfo-streamctxarray is not...

CVE-2022-50542

CVE-2022-50542 affects the Linux kernel media/si470x driver. A use-after-free occurs in si470x_int_in_callback() when urb->context (holding a si470x_device) is freed if si470x_start_usb() has submitted a URB but the subsequent si470x_start() path fails. The fix ensures URBs are destroyed when ...

EUVD-2025-32808

In the Linux kernel, the following vulnerability has been resolved: media: si470x: Fix use-after-free in si470xintincallback syzbot reported use-after-free in si470xintincallback 1. This indicates that urb-context, which contains struct si470xdevice object, is freed when si470xintincallback is...

CVE-2022-50543 RDMA/rxe: Fix mr->map double free

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix mr-map double free rxemrcleanup which tries to free mr-map again will be called when rxemrinituser fails: CPU: 0 PID: 4917 Comm: rdmaflushserv Kdump: loaded Not tainted 6.1.0-rc1-roce-flush+ 25 Hardware name: QEMU...

CVE-2022-50541 dmaengine: ti: k3-udma: Reset UDMA_CHAN_RT byte counters to prevent overflow

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma: Reset UDMACHANRT byte counters to prevent overflow UDMACHANRTBCNTREG stores the real-time channel bytecount statistics. These registers are 32-bit hardware counters and the driver uses these counters to...

CVE-2023-53654 octeontx2-af: Add validation before accessing cgx and lmac

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Add validation before accessing cgx and lmac with the addition of new MAC blocks like CN10K RPM and CN10KB RPMUSX, LMACs are noncontiguous and CGX blocks are also noncontiguous. But during RVU driver initialization,...

CVE-2023-53648 ALSA: ac97: Fix possible NULL dereference in snd_ac97_mixer

In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: Fix possible NULL dereference in sndac97mixer smatch error: sound/pci/ac97/ac97codec.c:2354 sndac97mixer error: we previously assumed 'rac97' could be null see line 2072 remove redundant assignment, return error if...

CVE-2023-53645 bpf: Make bpf_refcount_acquire fallible for non-owning refs

In the Linux kernel, the following vulnerability has been resolved: bpf: Make bpfrefcountacquire fallible for non-owning refs This patch fixes an incorrect assumption made in the original bpfrefcount series 0, specifically that the BPF program calling bpfrefcountacquire on some node can always...

CVE-2023-53644 media: radio-shark: Add endpoint checks

In the Linux kernel, the following vulnerability has been resolved: media: radio-shark: Add endpoint checks The syzbot fuzzer was able to provoke a WARNING from the radio-shark2 driver: ------------ cut here ------------ usb 1-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 0 PID: 3271 at...

CVE-2023-53630 iommufd: Fix unpinning of pages when an access is present

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix unpinning of pages when an access is present syzkaller found that the calculation of batchlastindex should use 'startindex' since at input to this function the batch is either empty or it has already been adjusted to...

EUVD-2025-32786

In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix use after free in midcomms commit While working on processing dlm message in softirq context I experienced the following KASAN use-after-free warning: 151.760477...