CVE-2021-46950 md/raid1: properly indicate failure when ending a failed write request

In the Linux kernel, the following vulnerability has been resolved: md/raid1: properly indicate failure when ending a failed write request This patch addresses a data corruption bug in raid1 arrays using bitmaps. Without this fix, the bitmap bits for the failed I/O end up being cleared. Since we...

CVE-2021-46947 sfc: adjust efx->xdp_tx_queue_count with the real number of initialized queues

In the Linux kernel, the following vulnerability has been resolved: sfc: adjust efx-xdptxqueuecount with the real number of initialized queues efx-xdptxqueuecount is initially initialized to numpossiblecpus and is later used to allocate and traverse efx-xdptxqueues lookup array. However, we may e...

CVE-2021-46942 io_uring: fix shared sqpoll cancellation hangs

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

CVE-2021-46943 media: staging/intel-ipu3: Fix set_fmt error handling

In the Linux kernel, the following vulnerability has been resolved: media: staging/intel-ipu3: Fix setfmt error handling If there in an error during a setfmt, do not overwrite the previous sizes with the invalid config. Without this patch, v4l2-compliance ends up allocating 4GiB of RAM and causin...

CVE-2021-46938 dm rq: fix double free of blk_mq_tag_set in dev remove after table load fails

In the Linux kernel, the following vulnerability has been resolved: dm rq: fix double free of blkmqtagset in dev remove after table load fails When loading a device-mapper table for a request-based mapped device, and the allocation/initialization of the blkmqtagset for the device fails, a followi...

CVE-2020-36776 thermal/drivers/cpufreq_cooling: Fix slab OOB issue

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/cpufreqcooling: Fix slab OOB issue Slab OOB issue is scanned by KASAN in cpupowertofreq. If power is limited below the power of OPP0 in EM table, it will cause slab out-of-bound issue with negative array index...

CVE-2021-46925

A flaw was found in the Linux kernel affecting the net/smc Synchronous Message Channel subsystem. This vulnerability is caused by a race condition between the smccdctxhandler and smcrelease functions and can cause kernel panics. Mitigation There are no known mitigations to the problem and Red Hat...

CVE-2021-46931

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Wrap the tx reporter dump callback to extract the sq Function mlx5etxreporterdumpsq casts its void argument to struct mlx5etxqsq , but in TX-timeout-recovery flow the argument is actually of type struct mlx5etxtimeoutc...

CVE-2021-46932 Input: appletouch - initialize work before device registration

In the Linux kernel, the following vulnerability has been resolved: Input: appletouch - initialize work before device registration Syzbot has reported warning in flushwork. This warning is caused by work-func == NULL, which means missing work initialization. This may happen, since inputdev-close...

CVE-2021-46925 net/smc: fix kernel panic caused by race of smc_sock

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix kernel panic caused by race of smcsock A crash occurs when smccdctxhandler tries to access smcsock but smcrelease has already freed it. 4570.695099 BUG: unable to handle page fault for address: 000000002eae9e88...

CVE-2021-46923 fs/mount_setattr: always cleanup mount_kattr

In the Linux kernel, the following vulnerability has been resolved: fs/mountsetattr: always cleanup mountkattr Make sure that finishmountkattr is called after mountkattr was succesfully built in both the success and failure case to prevent leaking any references we took when we built it. We...

CVE-2021-46919 dmaengine: idxd: fix wq size store permission state

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state...

CVE-2019-25162 i2c: Fix a potential use after free

In the Linux kernel, the following vulnerability has been resolved: i2c: Fix a potential use after free Free the adap structure only after we are done using it. This patch just moves the putdevice down a bit to avoid the use after free. wsa: added comment to the code, added Fixes tag...

CVE-2019-25160

In the Linux kernel, the following vulnerability has been resolved: netlabel: fix out-of-bounds memory accesses There are two array out-of-bounds memory accesses, one in cipsov4maplvlvalid, the other in netlblbitmapwalk. Both errors are embarassingly simple, and the fixes are straightforward. As ...

CVE-2019-25160 netlabel: fix out-of-bounds memory accesses

In the Linux kernel, the following vulnerability has been resolved: netlabel: fix out-of-bounds memory accesses There are two array out-of-bounds memory accesses, one in cipsov4maplvlvalid, the other in netlblbitmapwalk. Both errors are embarassingly simple, and the fixes are straightforward. As ...

CVE-2021-46904

In the Linux kernel, the following vulnerability has been resolved: net: hso: fix null-ptr-deref during tty device unregistration Multiple ttys try to claim the same the minor number causing a double unregistration of the same device. The first unregistration succeeds but the next one results in ...

Null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: thermal: core: Fix NULL pointer dereference in zone registration error path If deviceregister in thermalzonedeviceregisterwithtrips returns an error, the tz variable is set to NULL and subsequently dereferenced in kfreetz-tzp...

CVE-2021-46905 net: hso: fix NULL-deref on disconnect regression

In the Linux kernel, the following vulnerability has been resolved: net: hso: fix NULL-deref on disconnect regression Commit 8a12f8836145 "net: hso: fix null-ptr-deref during tty device unregistration" fixed the racy minor allocation reported by syzbot, but introduced an unconditional NULL-pointe...

CVE-2023-52467 mfd: syscon: Fix null pointer dereference in of_syscon_register()

In the Linux kernel, the following vulnerability has been resolved: mfd: syscon: Fix null pointer dereference in ofsysconregister kasprintf returns a pointer to dynamically allocated memory which can be NULL upon failure...

CVE-2023-52465 power: supply: Fix null pointer dereference in smb2_probe

In the Linux kernel, the following vulnerability has been resolved: power: supply: Fix null pointer dereference in smb2probe devmkasprintf and devmkzalloc return a pointer to dynamically allocated memory which can be NULL upon failure...