EUVD-2022-55825

In the Linux kernel, the following vulnerability has been resolved: vdpa/vpvdpa: fix kfree a wrong pointer in vpvdparemove In vpvdparemove, the code kfree&vpvdpamgtdev-mgtdev.idtable uses a reference of pointer as the argument of kfree, which is the wrong pointer and then may hit crash like this:...

EUVD-2022-55852

In the Linux kernel, the following vulnerability has been resolved: mmc: via-sdmmc: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its return value, it will lead two issues: 1. The memory that allocated in mmcallochost is leaked. 2. In the remove path, mmcremovehos...

EUVD-2022-55868

In the Linux kernel, the following vulnerability has been resolved: auxdisplay: hd44780: Fix potential memory leak in hd44780remove hd44780probe allocates a memory chunk for hd with kzalloc and makes "lcd-drvdata-hd44780" point to it. When we call hd44780remove, we should release all relevant...

CVE-2023-54326

In the Linux kernel, the following vulnerability has been resolved: misc: pciendpointtest: Free IRQs before removing the device In pciendpointtestremove, freeing the IRQs after removing the device creates a small race window for IRQs to be received with the test device memory already released,...

CVE-2023-54219

In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a "IB/isert: Fix incorrect release of isert connection" is causing problems on OPA when DEVICEREMOVAL is happening. ------------ cut here -----------...

CVE-2023-54210

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciremoveadvmonitor KASAN reports that there's a use-after-free in hciremoveadvmonitor. Trawling through the disassembly, you can see that the complaint is from the access in...

CVE-2023-54200

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: always release netdev hooks from notifier This reverts "netfilter: nftables: skip netdev events generated on netns removal". The problem is that when a veth device is released, the veth release callback will...

CVE-2023-54202

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fix race condition UAF in i915perfaddconfigioctl Userspace can guess the id value and try to race oaconfig object creation with config remove, resulting in a use-after-free if we dereference the object after unlocking t...

CVE-2023-54200

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: always release netdev hooks from notifier This reverts "netfilter: nftables: skip netdev events generated on netns removal". The problem is that when a veth device is released, the veth release callback will...

CVE-2023-54202

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fix race condition UAF in i915perfaddconfigioctl Userspace can guess the id value and try to race oaconfig object creation with config remove, resulting in a use-after-free if we dereference the object after unlocking t...

UBUNTU-CVE-2023-54326

In the Linux kernel, the following vulnerability has been resolved: misc: pciendpointtest: Free IRQs before removing the device In pciendpointtestremove, freeing the IRQs after removing the device creates a small race window for IRQs to be received with the test device memory already released,...

UBUNTU-CVE-2023-54321

In the Linux kernel, the following vulnerability has been resolved: driver core: fix potential null-ptr-deref in deviceadd I got the following null-ptr-deref report while doing fault injection test: BUG: kernel NULL pointer dereference, address: 0000000000000058 CPU: 2 PID: 278 Comm: 37-i2c-ds248...

CVE-2023-54326

In the Linux kernel, the following vulnerability has been resolved: misc: pciendpointtest: Free IRQs before removing the device In pciendpointtestremove, freeing the IRQs after removing the device creates a small race window for IRQs to be received with the test device memory already released,...

CVE-2022-50857

In the Linux kernel, the following vulnerability has been resolved: rapidio: rio: fix possible name leak in rioregistermport If deviceregister returns error, the name allocated by devsetname need be freed. It should use putdevice to give up the reference in the error path, so that the name can be...

UBUNTU-CVE-2023-54202

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fix race condition UAF in i915perfaddconfigioctl Userspace can guess the id value and try to race oaconfig object creation with config remove, resulting in a use-after-free if we dereference the object after unlocking t...

CVE-2023-54209

In the Linux kernel, the following vulnerability has been resolved: block: fix blktrace debugfs entries leakage Commit 99d055b4fd4b "block: remove per-disk debugfs files in blkunregisterqueue" moves blktraceshutdown from blkreleasequeue to blkunregisterqueue, this is safe if blktrace is created...

UBUNTU-CVE-2023-54219

In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a "IB/isert: Fix incorrect release of isert connection" is causing problems on OPA when DEVICEREMOVAL is happening. ------------ cut here -----------...

CVE-2023-54219

In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a "IB/isert: Fix incorrect release of isert connection" is causing problems on OPA when DEVICEREMOVAL is happening. ------------ cut here -----------...

CVE-2022-50846

In the Linux kernel, the following vulnerability has been resolved: mmc: via-sdmmc: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its return value, it will lead two issues: 1. The memory that allocated in mmcallochost is leaked. 2. In the remove path, mmcremovehos...

UBUNTU-CVE-2022-50840

In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible UAF in snictgtcreate Smatch reports a warning as follows: drivers/scsi/snic/snicdisc.c:307 snictgtcreate warn: '&tgt-list' not removed from list If deviceadd fails in snictgtcreate, tgt will be freed, but...