CVE-2022-48983

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

CVE-2022-48981

CVE-2022-48981 is a Linux kernel vulnerability related to DRM SHMEM: the error-path handling in drm/shmem-helper and the ownership of references in drm_gem_shmem_mmap() can cause a use-after-free of a GEM object. The root cause is that drm_gem_shmem_mmap() does not own a reference, potentially fr...

CVE-2022-48981

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

CVE-2022-48981 drm/shmem-helper: Remove errant put in error path

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

CVE-2022-48982

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix crash when replugging CSR fake controllers It seems fake CSR 5.0 clones can cause the suspend notifier to be registered twice causing the following kernel panic: 71.986122 Call Trace: 71.986124 71.986125...

CVE-2022-48980

In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: avoid out of bounds access in sja1105initl2policing The SJA1105 family has 45 L2 policing table entries SJA1105MAXL2POLICINGCOUNT and SJA1110 has 110 SJA1110MAXL2POLICINGCOUNT. Keeping the table structure but...

CVE-2022-48979 drm/amd/display: fix array index out of bound error in DCN32 DML

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix array index out of bound error in DCN32 DML Why&How LinkCapacitySupport array is indexed with the number of voltage states and not the number of max DPPs. Fix the error by changing the array declaration to us...

CVE-2022-48979

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix array index out of bound error in DCN32 DML Why&How LinkCapacitySupport array is indexed with the number of voltage states and not the number of max DPPs. Fix the error by changing the array declaration to us...

CVE-2022-48977 can: af_can: fix NULL pointer dereference in can_rcv_filter

In the Linux kernel, the following vulnerability has been resolved: can: afcan: fix NULL pointer dereference in canrcvfilter Analogue to commit 8aa59e355949 "can: afcan: fix NULL pointer dereference in canrxregister" we need to check for a missing initialization of mlpriv in the receive path of C...

CVE-2022-48977

In the Linux kernel, the following vulnerability has been resolved: can: afcan: fix NULL pointer dereference in canrcvfilter Analogue to commit 8aa59e355949 "can: afcan: fix NULL pointer dereference in canrxregister" we need to check for a missing initialization of mlpriv in the receive path of C...

CVE-2022-48976

The CVE-2022-48976 case concerns Linux kernel netfilter flowtable_offload. A preemptible path used __this_cpu_add in flow_offload_queue_work(), which could trigger a BUG when called from a workqueue without bh disabled. The fix replaces __this_cpu_add with NF_FLOW_TABLE_STAT_INC_ATOMIC() in flow_...

CVE-2022-48975

In the Linux kernel, the following vulnerability has been resolved: gpiolib: fix memory leak in gpiochipsetupdev Here is a backtrace report about memory leak detected in gpiochipsetupdev: unreferenced object 0xffff88810b406400 size 512: comm "python3", pid 1682, jiffies 4295346908 age 24.090s...

CVE-2022-48974

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: fix using thiscpuadd in preemptible Currently in nfconntrackhashcheckinsert, when it fails in nfctextvalidpre/post, NFCTSTATINC will be called in the preemptible context, a call trace can be triggered: BUG:...

CVE-2022-48973 gpio: amd8111: Fix PCI device reference count leak

In the Linux kernel, the following vulnerability has been resolved: gpio: amd8111: Fix PCI device reference count leak foreachpcidev is implemented by pcigetdevice. The comment of pcigetdevice says that it will increase the reference count for the returned pcidev and also decrease the reference...

CVE-2022-48973

In the Linux kernel, the following vulnerability has been resolved: gpio: amd8111: Fix PCI device reference count leak foreachpcidev is implemented by pcigetdevice. The comment of pcigetdevice says that it will increase the reference count for the returned pcidev and also decrease the reference...

CVE-2022-48972

In the Linux kernel, the following vulnerability has been resolved: mac802154: fix missing INITLISTHEAD in ieee802154ifadd Kernel fault injection test reports null-ptr-deref as follows: BUG: kernel NULL pointer dereference, address: 0000000000000008 RIP: 0010:cfg802154netdevnotifiercall+0x120/0x3...

CVE-2022-48971

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix not cleanup led when btinit fails btinit calls btledsinit to register led, but if it fails later, btledscleanup is not called to unregister it. This can cause panic if the argument "bluetooth-power" in text is free...

CVE-2022-48970

CVE-2022-48970 : In the Linux kernel, a NULL pointer dereference in af_unix handling can occur when unix_diag_get_exact() processes a netlink message because a newly allocated skb may not have skb->sk. The root cause is that unix_diag_get_exact() must obtain the user namespace from the NETLINK...

CVE-2022-48970 af_unix: Get user_ns from in_skb in unix_diag_get_exact().

In the Linux kernel, the following vulnerability has been resolved: afunix: Get userns from inskb in unixdiaggetexact. Wei Chen reported a NULL deref in skuserns 01, and Paolo diagnosed the root cause: in unixdiaggetexact, the newly allocated skb does not have sk. 2 We must get the userns from th...

CVE-2022-48970

In the Linux kernel, the following vulnerability has been resolved: afunix: Get userns from inskb in unixdiaggetexact. Wei Chen reported a NULL deref in skuserns 01, and Paolo diagnosed the root cause: in unixdiaggetexact, the newly allocated skb does not have sk. 2 We must get the userns from th...