CVE-2022-49421

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: clcdfb: Fix refcount leak in clcdfbofvramsetup ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount leak...

CVE-2022-49391 remoteproc: mtk_scp: Fix a potential double free

In the Linux kernel, the following vulnerability has been resolved: remoteproc: mtkscp: Fix a potential double free 'scp-rproc' is allocated using devmrprocalloc, so there is no need to free it explicitly in the remove function...

CVE-2022-49384 md: fix double free of io_acct_set bioset

In the Linux kernel, the following vulnerability has been resolved: md: fix double free of ioacctset bioset Now ioacctset is alloc and free in personality. Remove the codes that free ioacctset in mdfree and mdstop...

CVE-2022-49354 ata: pata_octeon_cf: Fix refcount leak in octeon_cf_probe

In the Linux kernel, the following vulnerability has been resolved: ata: pataocteoncf: Fix refcount leak in octeoncfprobe offinddevicebynode takes reference, we should use putdevice to release it when not need anymore. Add missing putdevice to avoid refcount leak...

CVE-2022-49314

In the Linux kernel, the following vulnerability has been resolved: tty: Fix a possible resource leak in icomprobe When pcireadconfigdword failed, call pcireleaseregions and pcidisabledevice to recycle the resource previously allocated...

CVE-2022-49266

In the Linux kernel, the following vulnerability has been resolved: block: fix rq-qos breakage from skipping rqqosdonebio a647a524a467 "block: don't call rqqosops-donebio if the bio isn't tracked" made bioendio skip rqqosdonebio if BIOTRACKED is not set. While this fixed a potential oops, it also...

CVE-2022-49259

In the Linux kernel, the following vulnerability has been resolved: block: don't delete queue kobject before its children kobjects aren't supposed to be deleted before their child kobjects are deleted. Apparently this is usually benign; however, a WARN will be triggered if one of the child kobjec...

CVE-2022-49240 ASoC: mediatek: mt8195: Fix error handling in mt8195_mt6359_rt1019_rt5682_dev_probe

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8195: Fix error handling in mt8195mt6359rt1019rt5682devprobe The devicenode pointer is returned by ofparsephandle with refcount incremented. We should use ofnodeput on it when done. This function only calls...

CVE-2022-49239 ASoC: codecs: wcd934x: Add missing of_node_put() in wcd934x_codec_parse_data

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wcd934x: Add missing ofnodeput in wcd934xcodecparsedata The devicenode pointer is returned by ofparsephandle with refcount incremented. We should use ofnodeput on it when done. This is similar to commit 64b92de9603f...

CVE-2022-49203

CVE-2022-49203 affects the Linux kernel DRM AMD display path. The issue occurs during GPU reset in the DC/DM bridge, where backing up and then clearing link encoder assignments can lead to a double free of a stream reference, potentially causing a NULL pointer dereference. The root cause is the t...

CVE-2022-49176

CVE-2022-49176: Linux kernel fix for a use-after-free in bfq_dispatch_request (bfq) causing potential memory corruption in SCSI-mq paths. The issue is addressed by kernel patches referenced in the linked advisories (Unity Linux UTSA updates and Astra/Linux advisories). Exploitation status is not ...

CVE-2022-49171

CVE-2022-49171 is a Linux kernel issue in the mm/gup.c path affecting ext4. The race causes [un]pin_user_pages_remote to dirty pages without proper pre-notification to ext4, which can lead to data loss. While the root cause is classed as a bug in mm/gup.c, ext4 is particularly fragile: if another...

CVE-2022-49137 drm/amd/amdgpu/amdgpu_cs: fix refcount leak of a dma_fence obj

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu/amdgpucs: fix refcount leak of a dmafence obj This issue takes place in an error path in amdgpucsfencetohandleioctl. When info-in.what falls into default case, the function simply returns -EINVAL, forgetting to...

CVE-2022-49125

In the Linux kernel, the following vulnerability has been resolved: drm/sprd: fix potential NULL dereference 'drm' could be null in sprddrmshutdown, and drmwarn maybe dereference it, remove this warning log. v1 - v2: - Split checking platformgetresource return value to a separate patch - Use...

CVE-2022-49065 SUNRPC: Fix the svc_deferred_event trace class

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix the svcdeferredevent trace class Fix a NULL deref crash that occurs when an svcrqst is deferred while the sunrpc tracing subsystem is enabled. svcrevisit sets dr-xprt to NULL, so it can't be relied upon in the...

CVE-2022-49065

In CVE-2022-49065, the Linux kernel SUNRPC service saw a NULL dereference when a sunrpc svc_rqst was deferred with tracing enabled. The fix avoids relying on dr->xprt after reevaluating the trace event format; the dr::addr is converted to a presentation address and stored as a string in TP_fas...

CVE-2022-49059 nfc: nci: add flush_workqueue to prevent uaf

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: add flushworkqueue to prevent uaf Our detector found a concurrent use-after-free bug when detaching an NCI device. The main reason for this bug is the unexpected scheduling between the used delayed mechanism timer and...

CVE-2021-47656 jffs2: fix use-after-free in jffs2_clear_xattr_subsystem

In the Linux kernel, the following vulnerability has been resolved: jffs2: fix use-after-free in jffs2clearxattrsubsystem When we mount a jffs2 image, assume that the first few blocks of the image are normal and contain at least one xattr-related inode, but the next block is abnormal. As a result...

CVE-2021-47656 jffs2: fix use-after-free in jffs2_clear_xattr_subsystem

In the Linux kernel, the following vulnerability has been resolved: jffs2: fix use-after-free in jffs2clearxattrsubsystem When we mount a jffs2 image, assume that the first few blocks of the image are normal and contain at least one xattr-related inode, but the next block is abnormal. As a result...

CVE-2021-47656

In the Linux kernel, the following vulnerability has been resolved: jffs2: fix use-after-free in jffs2clearxattrsubsystem When we mount a jffs2 image, assume that the first few blocks of the image are normal and contain at least one xattr-related inode, but the next block is abnormal. As a result...