CVE-2022-49714 irqchip/realtek-rtl: Fix refcount leak in map_interrupts

In the Linux kernel, the following vulnerability has been resolved: irqchip/realtek-rtl: Fix refcount leak in mapinterrupts offindnodebyphandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. This function doesn't call ofnodeput in error path...

CVE-2022-49709

In the Linux kernel, the following vulnerability has been resolved: cfi: Fix cfislowpathdiag RCU usage with cpuidle RCUNONIDLE usage during cfislowpathdiag can result in an invalid RCU state in the cpuidle code path: WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:613 rcueqsenter+0xe4/0x138 ... Call...

CVE-2022-49698 netfilter: use get_random_u32 instead of prandom

In the Linux kernel, the following vulnerability has been resolved: netfilter: use getrandomu32 instead of prandom bh might occur while updating per-cpu rndstate from user context, ie. localout path. BUG: using smpprocessorid in preemptible 00000000 code: nginx/2725 caller is...

CVE-2022-49694 block: disable the elevator int del_gendisk

In the Linux kernel, the following vulnerability has been resolved: block: disable the elevator int delgendisk The elevator is only used for file system requests, which are stopped in delgendisk. Move disabling the elevator and freeing the scheduler tags to the end of delgendisk instead of doing...

CVE-2022-49675 tick/nohz: unexport __init-annotated tick_nohz_full_setup()

In the Linux kernel, the following vulnerability has been resolved: tick/nohz: unexport init-annotated ticknohzfullsetup EXPORTSYMBOL and init is a bad combination because the .init.text section is freed up after the initialization. Hence, modules cannot use symbols annotated init. The access to ...

CVE-2022-49675 tick/nohz: unexport __init-annotated tick_nohz_full_setup()

In the Linux kernel, the following vulnerability has been resolved: tick/nohz: unexport init-annotated ticknohzfullsetup EXPORTSYMBOL and init is a bad combination because the .init.text section is freed up after the initialization. Hence, modules cannot use symbols annotated init. The access to ...

CVE-2022-49664

In the Linux kernel, the following vulnerability has been resolved: tipc: move bc link creation back to tipcnodecreate Shuang Li reported a NULL pointer dereference crash: BUG: kernel NULL pointer dereference, address: 0000000000000068 RIP: 0010:tipclinkisup+0x5/0x10 tipc Call Trace:...

CVE-2022-49661 can: gs_usb: gs_usb_open/close(): fix memory leak

In the Linux kernel, the following vulnerability has been resolved: can: gsusb: gsusbopen/close: fix memory leak The gsusb driver appears to suffer from a malady common to many USB CAN adapter drivers in that it performs usballoccoherent to allocate a number of USB request blocks URBs for RX, and...

CVE-2022-49630 tcp: Fix a data-race around sysctl_tcp_ecn_fallback.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctltcpecnfallback. While reading sysctltcpecnfallback, it can be changed concurrently. Thus, we need to add READONCE to its reader...

CVE-2022-49598 tcp: Fix data-races around sysctl_tcp_mtu_probing.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctltcpmtuprobing. While reading sysctltcpmtuprobing, it can be changed concurrently. Thus, we need to add READONCE to its readers...

CVE-2022-49596 tcp: Fix data-races around sysctl_tcp_min_snd_mss.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctltcpminsndmss. While reading sysctltcpminsndmss, it can be changed concurrently. Thus, we need to add READONCE to its readers...

CVE-2022-49584 ixgbe: Add locking to prevent panic when setting sriov_numvfs to zero

In the Linux kernel, the following vulnerability has been resolved: ixgbe: Add locking to prevent panic when setting sriovnumvfs to zero It is possible to disable VFs while the PF driver is processing requests from the VF driver. This can result in a panic. BUG: unable to handle kernel paging...

CVE-2022-49569 spi: bcm2835: bcm2835_spi_handle_err(): fix NULL pointer deref for non DMA transfers

In the Linux kernel, the following vulnerability has been resolved: spi: bcm2835: bcm2835spihandleerr: fix NULL pointer deref for non DMA transfers In case a IRQ based transfer times out the bcm2835spihandleerr function is called. Since commit 1513ceee70f2 "spi: bcm2835: Drop dmapending flag" the...

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-2022-49537

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-2022-49527

In CVE-2022-49527, the Linux kernel media/venus/hfi path was fixed to avoid a null-dereference during deinitialization. If venus_probe fails at pm_runtime_put_sync, the error path previously called hfi_destroy (which sets core->ops to NULL) and then attempted hfi_core_deinit, which would deref...

CVE-2022-49514 ASoC: mediatek: Fix error handling in mt8173_max98090_dev_probe

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: Fix error handling in mt8173max98090devprobe Call ofnodeputplatformnode to avoid refcount leak in the error path...

CVE-2022-49508 HID: elan: Fix potential double free in elan_input_configured

In the Linux kernel, the following vulnerability has been resolved: HID: elan: Fix potential double free in elaninputconfigured 'input' is a managed resource allocated with devminputallocatedevice, so there is no need to call inputfreedevice explicitly or there will be a double free. According to...

CVE-2022-49489

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm runtime resume BUG: Unable to handle kernel paging request at virtual address 006b6b6b6b6b6be3 Call trace: dpuvbifinitmemtypes+0x40/0xb8...

CVE-2022-49479 mt76: fix tx status related use-after-free race on station removal

In the Linux kernel, the following vulnerability has been resolved: mt76: fix tx status related use-after-free race on station removal There is a small race window where ongoing tx activity can lead to a skb getting added to the status tracking idr after that idr has already been cleaned up, whic...