CVE-2022-50734 nvmem: core: Fix memleak in nvmem_register()

In the Linux kernel, the following vulnerability has been resolved: nvmem: core: Fix memleak in nvmemregister devsetname will alloc memory for nvmem-dev.kobj.name in nvmemregister, when nvmemvalidatekeepouts failed, nvmem's memory will be freed and return, but nobody will free memory for...

CVE-2022-50730 ext4: silence the warning when evicting inode with dioread_nolock

In the Linux kernel, the following vulnerability has been resolved: ext4: silence the warning when evicting inode with dioreadnolock When evicting an inode with default dioreadnolock, it could be raced by the unwritten extents converting kworker after writeback some new allocated dirty blocks. It...

CVE-2022-50729 ksmbd: Fix resource leak in ksmbd_session_rpc_open()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix resource leak in ksmbdsessionrpcopen When ksmbdrpcopen fails then it must call ksmbdrpcidfree to undo the result of ksmbdipcidalloc...

CVE-2022-50716 wifi: ar5523: Fix use-after-free on ar5523_cmd() timed out

In the Linux kernel, the following vulnerability has been resolved: wifi: ar5523: Fix use-after-free on ar5523cmd timed out syzkaller reported use-after-free with the stack trace like below 1: 38.960489 C3 ================================================================== 38.963216 C3 BUG: KASAN:...

CVE-2025-68746

CVE-2025-68746 affects the Linux kernel SPI driver for the Tegra210 Quad (spi: tegra210-quad). The issue occurs when the CPU handling the QSPI IRQ thread becomes overly busy, causing the IRQ thread to potentially miss the timeout window. As a result, pending transfers can be marked as failed and ...

CVE-2025-68746

In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Fix timeout handling When the CPU that the QSPI interrupt handler runs on typically CPU 0 is excessively busy, it can lead to rare cases of the IRQ thread not running before the transfer timeout is reached...

CVE-2025-68741 scsi: qla2xxx: Fix improper freeing of purex item

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix improper freeing of purex item In qla2xxxprocesspurlsiocb, an item is allocated via qla27xxcopymultiplepkt, which internally calls qla24xxallocpurexitem. The qla24xxallocpurexitem function may return a...

CVE-2025-68378

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix stackmap overflow check in bpfgetstackid Syzkaller reported a KASAN slab-out-of-bounds write in bpfgetstackid when copying stack trace data. The issue occurs when the perf trace contains more stack entries than the stack...

CVE-2023-54002

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix assertion of exclop condition when starting balance Balance as exclusive state is compatible with paused balance and device add, which makes some things more complicated. The assertion of valid states when starting fro...

UBUNTU-CVE-2023-53995

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix one memleak in inetdelifa I got the below warning when do fuzzing test: unregisternetdevice: waiting for bond0 to become free. Usage count = 2 It can be repoduced via: ip link add bond0 type bond sysctl -w...

UBUNTU-CVE-2022-50704

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: Fix use-after-free during usb config switch In the process of switching USB config from rndis to other config, if the hardware does not support the -pullup callback, or the hardware encounters a low probability fault...

UBUNTU-CVE-2023-54023

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix race between balance and cancel/pause Syzbot reported a panic that looks like this: assertion failed: fsinfo-exclusiveoperation == BTRFSEXCLOPBALANCEPAUSED, in fs/btrfs/ioctl.c:465 ------------ cut here ------------...

UBUNTU-CVE-2025-68358

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix racy bitfield write in btrfsclearspaceinfofull From the memory-barriers.txt document regarding memory barrier ordering guarantees: These guarantees do not apply to bitfields, because compilers often generate code to...

CVE-2025-68734

The CVE-2025-68734 in the Linux kernel affects isdn/mISDN hfcsusb, where a memory leak in hfcsusb_probe() was fixed by freeing the allocated ctrl_urb before freeing the hw structure when setup_instance() fails, and by restructuring error paths to use a goto ladder. The issue has been acknowledged...

CVE-2023-54021

CVE-2023-54021 affects the Linux kernel ext4 subsystem. The vulnerability centers on ext4_mb_normalize_request: the code must use ac_g_ex (not ac_f_ex) to communicate the goal start to ext4_mb_find_by_goal, and verify that the goal start lies within the data block range [first_data_block, blocks_...

CVE-2023-54016 wifi: ath12k: Fix memory leak in rx_desc and tx_desc

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix memory leak in rxdesc and txdesc Currently when ath12kdpccdescinit is called we allocate memory to rxdescs and txdescs. In ath12kdpcccleanup, during descriptor cleanup rxdescs and txdescs memory is not freed. Th...

CVE-2023-54006 af_unix: Fix data-race around unix_tot_inflight.

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data-race around unixtotinflight. unixtotinflight is changed under spinlockunixgclock, but unixreleasesock reads it locklessly. Let's use READONCE for unixtotinflight. Note that the writer side was marked by commit...

CVE-2023-54006 af_unix: Fix data-race around unix_tot_inflight.

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data-race around unixtotinflight. unixtotinflight is changed under spinlockunixgclock, but unixreleasesock reads it locklessly. Let's use READONCE for unixtotinflight. Note that the writer side was marked by commit...

CVE-2023-54006

CVE-2023-54006 affects the Linux kernel af_unix path. It is a data race where unix_tot_inflight is written under a spin_lock but read locklessly by unix_release_sock; the fix is to use READ_ONCE() for unix_tot_inflight. The description (and multiple advisories) indicate a KCSAN-detected race betw...

CVE-2023-54003

CVE-2023-54003 is a Linux kernel vulnerability where, if an AH create request fails, sgid_attr is not released, causing a GID entry reference leak in RDMA/core when releasing the GID table. Connected advisories (SUSE-SU-2026:0317-1, SUSE-SU-2026:0411-1, OSV entries) confirm the issue and describe...