CVE-2021-47452

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: skip netdev events generated on netns removal syzbot reported following harmless WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nftnetdevunregisterhooks net/netfilter/nftablesapi.c:230 inline...

CVE-2021-47454

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: do not decrement idle task preempt count in CPU offline With PREEMPTCOUNT=y, when a CPU is offlined and then onlined again, we get: BUG: scheduling while atomic: swapper/1/0/0x00000000 no locks held by swapper/1/0...

CVE-2021-47444

In the Linux kernel, the following vulnerability has been resolved: drm/edid: In connectorbadedid cap numofext by numblocks read In commit e11f5bd8228f "drm: Add support for DP 1.4 Compliance edid corruption test" the function connectorbadedid started assuming that the memory for the EDID passed ...

CVE-2021-47441

In the Linux kernel, the following vulnerability has been resolved: mlxsw: thermal: Fix out-of-bounds memory accesses Currently, mlxsw allows cooling states to be set above the maximum cooling state supported by the driver: cat /sys/class/thermal/thermalzone2/cdev0/type mlxswfan cat...

CVE-2021-47445

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix null pointer dereference on pointer edp The initialization of pointer dev dereferences pointer edp before edp is null checked, so there is a potential null pointer deference issue. Fix this by only dereferencing edp...

CVE-2021-47459

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939netdevstart: fix UAF for rxkref of j1939priv It will trigger UAF for rxkref of j1939priv as following. cpu0 cpu1 j1939skbindsocket0, ndev0, ... j1939netdevstart j1939skbindsocket1, ndev0, ... j1939netdevstart...

CVE-2021-47468

In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: Fix sleeping function called from invalid context The driver can call card-isac.release function from an atomic context. Fix this by calling this function after releasing the lock. The following log reveals it:...

CVE-2021-47462

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: do not allow illegal MPOLFNUMABALANCING | MPOLLOCAL in mbind syzbot reported access to unitialized memory in mbind 1 Issue came with commit bda420b98505 "numa balancing: migrate on fault among multiple bound nodes"...

CVE-2021-47473

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix a memory leak in an error path of qla2x00processels Commit 8c0eb596baa5 "SCSI qla2xxx: Fix a memory leak in an error path of qla2x00processels", intended to change: bsgjob-request-msgcode == FCBSGHSTELSNOLOGIN...

CVE-2021-47472

Removed by vendor...

CVE-2021-47472

CVE-2021-47472 is rejected/not used as per the Initial Description.

CVE-2021-47471 drm: mxsfb: Fix NULL pointer dereference crash on unload

In the Linux kernel, the following vulnerability has been resolved: drm: mxsfb: Fix NULL pointer dereference crash on unload The mxsfb-crtc.funcs may already be NULL when unloading the driver, in which case calling mxsfbirqdisable via drmirquninstall from mxsfbunload leads to NULL pointer...

CVE-2021-47471 drm: mxsfb: Fix NULL pointer dereference crash on unload

In the Linux kernel, the following vulnerability has been resolved: drm: mxsfb: Fix NULL pointer dereference crash on unload The mxsfb-crtc.funcs may already be NULL when unloading the driver, in which case calling mxsfbirqdisable via drmirquninstall from mxsfbunload leads to NULL pointer...

CVE-2021-47470 mm, slub: fix potential use-after-free in slab_debugfs_fops

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fix potential use-after-free in slabdebugfsfops When sysfsslabadd failed, we shouldn't call debugfsslabadd for s because s will be freed soon. And slabdebugfsfops will use s later leading to a use-after-free...

CVE-2021-47471

In the Linux kernel, the following vulnerability has been resolved: drm: mxsfb: Fix NULL pointer dereference crash on unload The mxsfb-crtc.funcs may already be NULL when unloading the driver, in which case calling mxsfbirqdisable via drmirquninstall from mxsfbunload leads to NULL pointer...

CVE-2021-47466

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fix potential memoryleak in kmemcacheopen In error path, the randomseq of slub cache might be leaked. Fix this by using kmemcacherelease to release all the relevant resources...

CVE-2021-47466 mm, slub: fix potential memoryleak in kmem_cache_open()

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fix potential memoryleak in kmemcacheopen In error path, the randomseq of slub cache might be leaked. Fix this by using kmemcacherelease to release all the relevant resources...

CVE-2021-47465 KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest()

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: Fix stack handling in idlekvmstartguest In commit 10d91611f426 "powerpc/64s: Reimplement book3s idle code in C" kvmstartguest became idlekvmstartguest. The old code allocated a stack frame on the emergency...

CVE-2021-47464

In the Linux kernel, the following vulnerability has been resolved: audit: fix possible null-pointer dereference in auditfilterrules Fix possible null-pointer dereference in auditfilterrules. auditfilterrules error: we previously assumed 'ctx' could be null...

CVE-2021-47463

CVE-2021-47463 concerns a Linux kernel NULL pointer dereference in mm/secretmem during GUP operations. The issue arises from dereferencing page->mapping without ensuring it is non-NULL as a page mapping can be nulled while gup() runs (e.g., by reclaim or truncation). A fix was implemented to ...