CVE-2022-49496

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko If the driver support subdev mode, the parameter "dev-pm.dev" will be NULL in mtkvcodecdecremove. Kernel will crash when try to rmmod mtk-vcodec-dec.ko...

CVE-2022-49494

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: fix possible null-ptr-deref in cadencenanddtprobe It will cause null-ptr-deref when using 'res', if platformgetresource returns NULL, so move using 'res' after devmioremapresource that will check it to avoi...

CVE-2022-49493 ASoC: rt5645: Fix errorenous cleanup order

In the Linux kernel, the following vulnerability has been resolved: ASoC: rt5645: Fix errorenous cleanup order There is a logic error when removing rt5645 device as the function rt5645i2cremove first cancel the &rt5645-jackdetectwork and delete the &rt5645-btnchecktimer latter. However, since the...

CVE-2022-49480 ASoC: imx-hdmi: Fix refcount leak in imx_hdmi_probe

In the Linux kernel, the following vulnerability has been resolved: ASoC: imx-hdmi: Fix refcount leak in imxhdmiprobe offinddevicebynode takes reference, we should use putdevice to release it. when devmkzalloc fails, it doesn't have a putdevice, it will cause refcount leak. Add missing putdevice ...

CVE-2022-49470 Bluetooth: btmtksdio: fix use-after-free at btmtksdio_recv_event

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtksdio: fix use-after-free at btmtksdiorecvevent We should not access skb buffer data anymore after hcirecvframe was called. 39.634809 BUG: KASAN: use-after-free in btmtksdiorecvevent+0x1b0 39.634855 Read of size 1 ...

CVE-2022-49434

In the Linux kernel, the following vulnerability has been resolved: PCI: Avoid pcidevlock AB/BA deadlock with sriovnumvfsstore The sysfs sriovnumvfsstore path acquires the device lock before the config space access lock: sriovnumvfsstore devicelock A 1 acquire device lock sriovconfigure...

CVE-2022-49435

CVE-2022-49435 concerns the Linux kernel, in the mfd: davinci_voicecodec path. It fixes a potential null-pointer dereference in the davinci_vc_probe() flow if platform_get_resource() returns NULL. The workaround changes the code to use the resource only after devm_ioremap_resource() performs a NU...

CVE-2022-49415

In the Linux kernel, the following vulnerability has been resolved: ipmi:ipmb: Fix refcount leak in ipmiipmbprobe ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when done. Add missing ofnodeput to avoid refcount leak...

CVE-2022-49400 md: Don't set mddev private to NULL in raid0 pers->free

In the Linux kernel, the following vulnerability has been resolved: md: Don't set mddev private to NULL in raid0 pers-free In normal stop process, it does like this: domdstop | mdstop pers-free; mddev-private=NULL | mdfree free mddev mdstop sets mddev-private to NULL after pers-free. The raid...

CVE-2022-49381 jffs2: fix memory leak in jffs2_do_fill_super

In the Linux kernel, the following vulnerability has been resolved: jffs2: fix memory leak in jffs2dofillsuper If jffs2iget or dmakeroot in jffs2dofillsuper returns an error, we can observe the following kmemleak report: -------------------------------------------- unreferenced object...

CVE-2022-49371 driver core: fix deadlock in __device_attach

In the Linux kernel, the following vulnerability has been resolved: driver core: fix deadlock in deviceattach In deviceattach function, The lock holding logic is as follows: ... deviceattach devicelockdev // get lock dev asyncscheduledevdeviceattachasynchelper, dev; // func asyncschedulenode...

CVE-2022-49366

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix reference count leak in smbcheckpermdacl The issue happens in a specific path in smbcheckpermdacl. When "id" and "uid" have the same value, the function simply jumps out of the loop without decrementing the reference...

CVE-2022-49364

CVE-2022-49364 : In the Linux kernel, a f2fs inode eviction bug was fixed. The root cause is that the inode node and the dnode share the same nid, causing dnode truncation to invalidate the NAT entry during f2fs_evict_inode() and leaving the inode marked dirty. The fix clears the dirty flag on th...

CVE-2022-49316

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Don't hold the layoutget locks across multiple RPC calls When doing layoutget as part of the open compound, we have to be careful to release the layout locks before we can call any further RPC calls, such as setattr. The...

CVE-2021-47659

CVE-2021-47659 affects the Linux kernel DRM plane path. The vulnerability arises because the range check for format_count is performed late in __drm_universal_plane_init(); if format_count > 64 yields a WARN_ON, it can leak the plane->format_types array and skip drm_mode_object_unregister()...

CVE-2022-49287

CVE-2022-49287 concerns a Linux kernel refcount issue in tpm_chip handling that can trigger a use-after-free when interacting with TPM devices. The description details a sequence where a TPM command is written to /dev/tpmrm after unloading tpm_tis_spi, causing a refcount warning: refcount_t: addi...

CVE-2022-49288 ALSA: pcm: Fix races among concurrent prealloc proc writes

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix races among concurrent prealloc proc writes We have no protection against concurrent PCM buffer preallocation changes via proc files, and it may potentially lead to UAF or some weird problem. This patch applies the...

CVE-2022-49244 ASoC: mediatek: mt8192-mt6359: Fix error handling in mt8192_mt6359_dev_probe

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8192-mt6359: Fix error handling in mt8192mt6359devprobe The devicenode pointer is returned by ofparsephandle with refcount incremented. We should use ofnodeput on it when done. This function only calls ofnodeput...

CVE-2022-49201 ibmvnic: fix race between xmit and reset

In the Linux kernel, the following vulnerability has been resolved: ibmvnic: fix race between xmit and reset There is a race between reset and the transmit paths that can lead to ibmvnicxmit accessing an scrq after it has been freed in the reset path. It can result in a crash like: Kernel attempt...

CVE-2022-49198 mptcp: Fix crash due to tcp_tsorted_anchor was initialized before release skb

In the Linux kernel, the following vulnerability has been resolved: mptcp: Fix crash due to tcptsortedanchor was initialized before release skb Got crash when doing pressure test of mptcp: =========================================================================== dstrelease: dst:ffffa06ce6e5c058...