CVE-2022-50038

In the Linux kernel, the following vulnerability has been resolved: drm/meson: Fix refcount bugs in mesonvpuhasavailableconnectors In this function, there are two refcount leak bugs: 1 when breaking out of foreachendpointofnode, we need call the ofnodeput for the 'ep'; 2 we should call ofnodeput...

CVE-2022-50040

In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: fix buffer overflow in sja1105setupdevlinkregions If an error occurs in dsadevlinkregioncreate, then 'priv-regions' array will be accessed by negative index '-1'. Found by Linux Verification Center...

CVE-2022-49964

In the Linux kernel, the following vulnerability has been resolved: arm64: cacheinfo: Fix incorrect assignment of signed error value to unsigned fwlevel Though acpifindlastcachelevel always returned signed value and the document states it will return any errors caused by lack of a PPTT table, it...

CVE-2022-50223

In the Linux kernel, the following vulnerability has been resolved: LoongArch: cpuinfo: Fix a warning for CONFIGCPUMASKOFFSTACK When CONFIGCPUMASKOFFSTACK and CONFIGDEBUGPERCPUMAPS is selected, cpumaxbitswarn generates a runtime warning similar as below while we show /proc/cpuinfo. Fix this by...

CVE-2022-50221

In the Linux kernel, the following vulnerability has been resolved: drm/fb-helper: Fix out-of-bounds access Clip memory range to screen-buffer size to avoid out-of-bounds access in fbdev deferred I/O's damage handling. Fbdev's deferred I/O can only track pages. From the range of pages, the damage...

CVE-2022-50224

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Treat NX as a valid SPTE bit for NPT Treat the NX bit as valid when using NPT, as KVM will set the NX bit when the NX huge page mitigation is enabled mindblowing and trigger the WARN that fires on reserved SPTE bits...

CVE-2022-50161

In the Linux kernel, the following vulnerability has been resolved: mtd: maps: Fix refcount leak in offlashprobeversatile offindmatchingnodeandmatch 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-2022-50056

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix missing iop in ntfsreadmft There is null pointer dereference because iop == NULL. The bug happens because we don't initialize iop for records in $Extend...

CVE-2022-50043

In the Linux kernel, the following vulnerability has been resolved: net: fix potential refcount leak in ndiscrouterdiscovery The issue happens on specific paths in the function. After both the object rt and neigh are grabbed successfully, when lifetime is nonzero but the metric needs change, the...

CVE-2022-50058

In the Linux kernel, the following vulnerability has been resolved: vdpasimblk: set number of address spaces and virtqueue groups Commit bda324fd037a "vdpasim: control virtqueue support" added two new fields nas, ngroups to vdpasimdevattr, but we forgot to initialize them for vdpasimblk. When...

CVE-2022-50082

In the Linux kernel, the following vulnerability has been resolved: ext4: fix warning in ext4iomapbegin as race between bmap and write We got issue as follows: ------------ cut here ------------ WARNING: CPU: 3 PID: 9310 at fs/ext4/inode.c:3441 ext4iomapbegin+0x182/0x5d0 RIP:...

CVE-2022-50137

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix a window for use-after-free During a destroy CQ an interrupt may cause processing of a CQE after CQ resources are freed by irdmacqfreersrc. Fix this by moving the call to irdmacqfreersrc after the...

CVE-2022-50220

In the Linux kernel, the following vulnerability has been resolved: usbnet: Fix linkwatch use-after-free on disconnect usbnet uses the work usbnetdeferredkevent to perform tasks which may sleep. On disconnect, completion of the work was originally awaited in -ndostop. But in 2003, that was moved ...

CVE-2022-50010

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: i740fb: Check the argument of i740calcvclk Since the user can control the arguments of the ioctl from the user space, under special arguments that may result in a divide-by-zero bug. If the user provides an improper...

CVE-2022-50197

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

CVE-2022-50227

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Initialize Xen timer only once Add a check for existing xen timers before initializing a new one. Currently kvmxeninittimer is called on every KVMXENVCPUATTRTYPETIMER, which is causing the following ODEBUG crash whe...

CVE-2022-50222

In the Linux kernel, the following vulnerability has been resolved: tty: vt: initialize unicode screen buffer syzbot reports kernel infoleak at vcsread 1, for buffer can be read immediately after resize operation. Initialize buffer using kzalloc. ---------- include include include include int...

CVE-2022-50223

In the Linux kernel, the following vulnerability has been resolved: LoongArch: cpuinfo: Fix a warning for CONFIGCPUMASKOFFSTACK When CONFIGCPUMASKOFFSTACK and CONFIGDEBUGPERCPUMAPS is selected, cpumaxbitswarn generates a runtime warning similar as below while we show /proc/cpuinfo. Fix this by...

CVE-2022-50212

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: do not allow CHAINID to refer to another table When doing lookups for chains on the same batch by using its ID, a chain from a different table can be used. If a rule is added to a table but refers to a chain ...

CVE-2022-50218

In the Linux kernel, the following vulnerability has been resolved: iio: light: isl29028: Fix the warning in isl29028remove The driver use the non-managed form of the register function in isl29028remove. To keep the release order as mirroring the ordering in probe, the driver should use non-manag...