CVE-2023-54167

In the Linux kernel, the following vulnerability has been resolved: m68k: mm: Move initrd phystovirt handling after paginginit When booting with an initial ramdisk on platforms where physical memory does not start at address zero e.g. on Amiga: initrd: 0ef0602c - 0f800000 Zone ranges: DMA mem...

CVE-2023-54271

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

UBUNTU-CVE-2022-50888

In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcom: q6v5: Fix potential null-ptr-deref in q6v5wcssinitmmio q6v5wcssinitmmio will call platformgetresourcebyname that may fail and return NULL. devmioremap will use res-start as input, which may causes null-ptr-deref...

CVE-2023-54309

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmvtpmproxy: fix a race condition in /dev/vtpmx creation /dev/vtpmx is made visible before 'workqueue' is initialized, which can lead to a memory corruption in the worst case scenario. Address this by initializing 'workqueu...

CVE-2022-50871

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fix qmimsghandler data structure initialization qmimsghandler is required to be null terminated by QMI module. There might be a case where a handler for a msg id is not present in the handlers array which can lead t...

CVE-2023-54217

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/msm: Add missing check and destroy for allocorderedworkqueue" This reverts commit 643b7d0869cc7f1f7a5ac7ca6bd25d88f54e31d0. A recent patch that tried to fix up the msmdrminit paths with respect to the workqueue but on...

CVE-2023-54316

In the Linux kernel, the following vulnerability has been resolved: refscale: Fix uninitalized use of waitqueueheadt Running the refscale test occasionally crashes the kernel with the following error: 8569.952896 BUG: unable to handle page fault for address: ffffffffffffffe8 8569.952900 PF:...

CVE-2022-50825

In the Linux kernel, the following vulnerability has been resolved: usb: typec: wusb3801: fix fwnode refcount leak in wusb3801probe I got the following report while doing fault injection test: OF: ERROR: memory leak, expected refcount 1 instead of 4, ofnodeget/ofnodeput unbalanced - destroy cset...

UBUNTU-CVE-2022-50850

In the Linux kernel, the following vulnerability has been resolved: scsi: ipr: Fix WARNING in iprinit iprinit will not call unregisterrebootnotifier when pciregisterdriver fails, which causes a WARNING. Call unregisterrebootnotifier when pciregisterdriver fails. notifier callback iprhalt ipr...

UBUNTU-CVE-2022-50820

In the Linux kernel, the following vulnerability has been resolved: perf/armdmc620: Fix hotplug callback leak in dmc620pmuinit dmc620pmuinit won't remove the callback added by cpuhpsetupstatemulti when platformdriverregister failed. Remove the callback by cpuhpremovemultistate in fail path. Simil...

UBUNTU-CVE-2022-50847

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: it6505: Initialize AUX channel in it6505i2cprobe During device boot, the HPD interrupt could be triggered before the DRM subsystem registers it6505 as a DRM bridge. In such cases, the driver tries to access AUX channe...

CVE-2023-54316

CVE-2023-54316 affects the Linux kernel refscale subsystem. The issue is a race where init_waitqueue_head() may be called after torture_create_kthread(), allowing a kthread to use an uninitialized waitqueue head and crash with a kernel PAGE_FAULT [not-present page] during ref_scale_reader executi...

CVE-2023-54316 refscale: Fix uninitalized use of wait_queue_head_t

In the Linux kernel, the following vulnerability has been resolved: refscale: Fix uninitalized use of waitqueueheadt Running the refscale test occasionally crashes the kernel with the following error: 8569.952896 BUG: unable to handle page fault for address: ffffffffffffffe8 8569.952900 PF:...

CVE-2023-54309 tpm: tpm_vtpm_proxy: fix a race condition in /dev/vtpmx creation

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmvtpmproxy: fix a race condition in /dev/vtpmx creation /dev/vtpmx is made visible before 'workqueue' is initialized, which can lead to a memory corruption in the worst case scenario. Address this by initializing 'workqueu...

CVE-2023-54309 tpm: tpm_vtpm_proxy: fix a race condition in /dev/vtpmx creation

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmvtpmproxy: fix a race condition in /dev/vtpmx creation /dev/vtpmx is made visible before 'workqueue' is initialized, which can lead to a memory corruption in the worst case scenario. Address this by initializing 'workqueu...

CVE-2023-54309

CVE-2023-54309 affects the Linux kernel TPM driver tpm_vtpm_proxy, where /dev/vtpmx was exposed before workqueue initialization, enabling a race condition that could lead to memory corruption. The root cause is the workqueue not being initialized as the first step of driver initialization; the fi...

CVE-2023-54276

In the Linux kernel, the following vulnerability has been resolved: nfsd: move init of percpu replycachestats counters back to nfsdinitnet Commit f5f9d4a314da "nfsd: move reply cache initialization into nfsd startup" moved the initialization of the reply cache into nfsd startup, but didn't accoun...

CVE-2023-54276 nfsd: move init of percpu reply_cache_stats counters back to nfsd_init_net

In the Linux kernel, the following vulnerability has been resolved: nfsd: move init of percpu replycachestats counters back to nfsdinitnet Commit f5f9d4a314da "nfsd: move reply cache initialization into nfsd startup" moved the initialization of the reply cache into nfsd startup, but didn't accoun...

CVE-2023-54273

The CVE-2023-54273 entry describes a Linux kernel vulnerability in the xfrm subsystem where the netdev reference tracker is released with the wrong _put() call during direction checks, causing a resource leak. This can exhaust system resources and lead to a Denial of Service. Documents confirm th...

CVE-2023-54271 blk-cgroup: Fix NULL deref caused by blkg_policy_data being installed before init

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...