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-2021-47468

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-2021-47473

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

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

CVE-2021-47472

Removed by vendor...

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 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

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-2021-47465 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-2021-47466 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-2021-47466

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-2021-47464

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 ...

CVE-2021-47462 mm/mempolicy: do not allow illegal MPOL_F_NUMA_BALANCING | MPOL_LOCAL in mbind()

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-2021-47463

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fix NULL page-mapping dereference in pageissecretmem Check for a NULL page-mapping before dereferencing the mapping in pageissecretmem, as the page's mapping can be nullified while gup is running, e.g. by reclaim or...

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-2021-47459

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-2021-47460

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption after conversion from inline format Commit 6dbf7bb55598 "fs: Don't invalidate page buffers in blockwritefullpage" uncovered a latent bug in ocfs2 conversion from inline inode format to a normal inode...

CVE-2021-47457 can: isotp: isotp_sendmsg(): add result check for wait_event_interruptible()

In the Linux kernel, the following vulnerability has been resolved: can: isotp: isotpsendmsg: add result check for waiteventinterruptible Using waiteventinterruptible to wait for complete transmission, but do not check the result of waiteventinterruptible which can be interrupted. It will result ...