CVE-2022-49547 btrfs: fix deadlock between concurrent dio writes when low on free data space

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock between concurrent dio writes when low on free data space When reserving data space for a direct IO write we can end up deadlocking if we have multiple tasks attempting a write to the same file range, there ar...

CVE-2022-49548 bpf: Fix potential array overflow in bpf_trampoline_get_progs()

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix potential array overflow in bpftrampolinegetprogs The cnt value in the 'cnt = BPFMAXTRAMPPROGS' check does not include BPFTRAMPMODIFYRETURN bpf programs, so the number of the attached BPFTRAMPMODIFYRETURN bpf programs in...

CVE-2022-49541

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential double free during failed mount RHBZ: https://bugzilla.redhat.com/showbug.cgi?id=2088799...

CVE-2022-49540

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix race in schedule and flush work While booting secondary CPUs, cpusreadlock/unlock is not keeping online cpumask stable. The transient online mask results in below calltrace. 0.324121 CPU1: Booted secondary processo...

CVE-2022-49536

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix SCSI I/O completion and abort handler deadlock During stress I/O tests with 500+ vports, hard LOCKUP call traces are observed. CPU A: nativequeuedspinlockslowpath+0x192 rawspinlockirqsave+0x32 lpfchandlefcperr+0x4...

CVE-2022-49537 scsi: lpfc: Fix call trace observed during I/O with CMF enabled

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix call trace observed during I/O with CMF enabled The following was seen with CMF enabled: BUG: using smpprocessorid in preemptible code: systemd-udevd/31711 kernel: caller is lpfcupdatecmfcmd+0x214/0x420 lpfc kerne...

CVE-2022-49535 scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI If lpfcissueelsflogi fails and returns non-zero status, the node reference count is decremented to trigger the release of the nodelist structure...

CVE-2022-49535 scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI If lpfcissueelsflogi fails and returns non-zero status, the node reference count is decremented to trigger the release of the nodelist structure...

CVE-2022-49535 scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI If lpfcissueelsflogi fails and returns non-zero status, the node reference count is decremented to trigger the release of the nodelist structure...

CVE-2022-49532

CVE-2022-49532 affects the Linux kernel DRM virtio driver (virtio_gpu_conn_get_modes) where drm_cvt_mode may return NULL, leading to a NULL pointer dereference. The issue is demonstrated by a KASAN report showing a null deref while reading a 4-byte value from a NULL pointer. The connected advisor...

CVE-2022-49532 drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtiogpuconngetmodes drmcvtmode may return NULL and we should check it. This bug is found by syzkaller: FAULTINJECTION stacktrace: 168.567394 FAULTINJECTION: forcing a failure. name...

CVE-2022-49530

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fix double free in siparsepowertable In function siparsepowertable, array adev-pm.dpm.ps and its member is allocated. If the allocation of each member fails, the array itself is freed and returned with an error code...

CVE-2022-49531 loop: implement ->free_disk

In the Linux kernel, the following vulnerability has been resolved: loop: implement -freedisk Ensure that the lodevice which is stored in the gendisk private data is valid until the gendisk is freed. Currently the loop driver uses a lot of effort to make sure a device is not freed when it is stil...

CVE-2022-49531 loop: implement ->free_disk

In the Linux kernel, the following vulnerability has been resolved: loop: implement -freedisk Ensure that the lodevice which is stored in the gendisk private data is valid until the gendisk is freed. Currently the loop driver uses a lot of effort to make sure a device is not freed when it is stil...

CVE-2022-49528 media: i2c: dw9714: Disable the regulator when the driver fails to probe

In the Linux kernel, the following vulnerability has been resolved: media: i2c: dw9714: Disable the regulator when the driver fails to probe When the driver fails to probe, we will get the following splat: 59.305988 ------------ cut here ------------ 59.306417 WARNING: CPU: 2 PID: 395 at...

CVE-2022-49529

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm: fix the null pointer while the smu is disabled It needs to check if the ppfuncs is initialized while release the context, otherwise it will trigger null pointer panic while the software smu is not enabled...

CVE-2022-49528

In the Linux kernel, the following vulnerability has been resolved: media: i2c: dw9714: Disable the regulator when the driver fails to probe When the driver fails to probe, we will get the following splat: 59.305988 ------------ cut here ------------ 59.306417 WARNING: CPU: 2 PID: 395 at...

CVE-2022-49527

In the Linux kernel, the following vulnerability has been resolved: media: venus: hfi: avoid null dereference in deinit If venusprobe fails at pmruntimeputsync the error handling first calls hfidestroy and afterwards hficoredeinit. As hfidestroy sets core-ops to NULL, hficoredeinit cannot call th...

CVE-2022-49527 media: venus: hfi: avoid null dereference in deinit

In the Linux kernel, the following vulnerability has been resolved: media: venus: hfi: avoid null dereference in deinit If venusprobe fails at pmruntimeputsync the error handling first calls hfidestroy and afterwards hficoredeinit. As hfidestroy sets core-ops to NULL, hficoredeinit cannot call th...

CVE-2022-49526 md/bitmap: don't set sb values if can't pass sanity check

In the Linux kernel, the following vulnerability has been resolved: md/bitmap: don't set sb values if can't pass sanity check If bitmap area contains invalid data, kernel will crash then mdadm triggers "Segmentation fault". This is cluster-md speical bug. In non-clustered env, mdadm will handle...