CVE-2024-27403

CVE-2024-27403 affects the Linux kernel and is described in connected Astra Linux advisory as: netfilter nft_flow_offload: reset dst in the route object after setting up a flow. The dst is moved to the flow object; the route object no longer owns it. If flow_offload_add() fails, the error path ma...

SUSE CVE-2022-48670

In the Linux kernel, the following vulnerability has been resolved: peci: cpu: Fix use-after-free in adevrelease When auxiliarydeviceadd returns an error, auxiliarydeviceuninit is called, which causes refcount for device to be decremented and .release callback will be triggered. Because adevrelea...

DEBIAN-CVE-2022-48695

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix use-after-free warning Fix the following use-after-free warning which is observed during controller reset: refcountt: underflow; use-after-free. WARNING: CPU: 23 PID: 5399 at lib/refcount.c:28...

UBUNTU-CVE-2022-48695

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix use-after-free warning Fix the following use-after-free warning which is observed during controller reset: refcountt: underflow; use-after-free. WARNING: CPU: 23 PID: 5399 at lib/refcount.c:28...

DEBIAN-CVE-2022-48670

In the Linux kernel, the following vulnerability has been resolved: peci: cpu: Fix use-after-free in adevrelease When auxiliarydeviceadd returns an error, auxiliarydeviceuninit is called, which causes refcount for device to be decremented and .release callback will be triggered. Because adevrelea...

SUSE CVE-2024-26958

In the Linux kernel, the following vulnerability has been resolved: nfs: fix UAF in direct writes In production we have been hitting the following warning consistently ------------ cut here ------------ refcountt: underflow; use-after-free. WARNING: CPU: 17 PID: 1800359 at lib/refcount.c:28...

DEBIAN-CVE-2021-47078

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Clear all QP fields if creation failed rxeqpdocleanup relies on valid pointer values in QP for the properly created ones, but in case rxeqpfrominit failed it was filled with garbage and caused tot the following error...

UBUNTU-CVE-2021-47078

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Clear all QP fields if creation failed rxeqpdocleanup relies on valid pointer values in QP for the properly created ones, but in case rxeqpfrominit failed it was filled with garbage and caused tot the following error...

DEBIAN-CVE-2021-46933

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Clear ffseventfd in ffsdataclear. ffsdataclear is indirectly called from both ffsfskillsb and ffsep0release, so it ends up being called twice when userland closes ep0 and then unmounts ffs. If userland provided ...

UBUNTU-CVE-2021-46933

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Clear ffseventfd in ffsdataclear. ffsdataclear is indirectly called from both ffsfskillsb and ffsep0release, so it ends up being called twice when userland closes ep0 and then unmounts ffs. If userland provided ...

kernel: dmaengine: Fix double increment of client_count in dma_chan_get()

In the Linux kernel, the following vulnerability has been resolved: dmaengine: Fix double increment of clientcount in dmachanget The first time dmachanget is called for a channel the channel clientcount is incorrectly incremented twice for public channels, first in balancerefcount, and again prio...

SUSE CVE-2019-15791

In shiftfs, a non-upstream patch to the Linux kernel included in the Ubuntu 5.0 and 5.3 kernel series, shiftfsbtrfsioctlfdreplace installs an fd referencing a file from the lower filesystem without taking an additional reference to that file. After the btrfs ioctl completes this fd is closed, whi...

SUSE CVE-2020-25221

getgatepage in mm/gup.c in the Linux kernel 5.7.x and 5.8.x before 5.8.7 allows privilege escalation because of incorrect reference counting caused by gate page mishandling of the struct page that backs the vsyscall page. The result is a refcount underflow. This can be triggered by any 64-bit...

CVE-2020-25221

A flaw was found in the getgatepage in mm/gup.c in the Linux kernel, where it allows privilege escalation due to incorrect reference counting caused by gate page mishandling of the struct page that backs the vsyscall page. The result is a refcount underflow. This flaw is triggered by any 64-bit...

CVE-2020-25221

getgatepage in mm/gup.c in the Linux kernel 5.7.x and 5.8.x before 5.8.7 allows privilege escalation because of incorrect reference counting caused by gate page mishandling of the struct page that backs the vsyscall page. The result is a refcount underflow. This can be triggered by any 64-bit...

UBUNTU-CVE-2020-25221

getgatepage in mm/gup.c in the Linux kernel 5.7.x and 5.8.x before 5.8.7 allows privilege escalation because of incorrect reference counting caused by gate page mishandling of the struct page that backs the vsyscall page. The result is a refcount underflow. This can be triggered by any 64-bit...

CVE-2019-15791

In shiftfs, a non-upstream patch to the Linux kernel included in the Ubuntu 5.0 and 5.3 kernel series, shiftfsbtrfsioctlfdreplace installs an fd referencing a file from the lower filesystem without taking an additional reference to that file. After the btrfs ioctl completes this fd is closed, whi...

CVE-2019-15794

Overlayfs in the Linux kernel and shiftfs, a non-upstream patch to the Linux kernel included in the Ubuntu 5.0 and 5.3 kernel series, both replace vma-vmfile in their mmap handlers. On error the original value is not restored, and the reference is put for the file to which vmfile points. On...

CVE-2019-15791

In shiftfs, a non-upstream patch to the Linux kernel included in the Ubuntu 5.0 and 5.3 kernel series, shiftfsbtrfsioctlfdreplace installs an fd referencing a file from the lower filesystem without taking an additional reference to that file. After the btrfs ioctl completes this fd is closed, whi...

CVE-2019-15794

Overlayfs in the Linux kernel and shiftfs, a non-upstream patch to the Linux kernel included in the Ubuntu 5.0 and 5.3 kernel series, both replace vma-vmfile in their mmap handlers. On error the original value is not restored, and the reference is put for the file to which vmfile points. On...