UBUNTU-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...

UBUNTU-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-2023-54320

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd: pmc: Fix memory leak in amdpmcstbdebugfsopenv2 Function amdpmcstbdebugfsopenv2 may be called when the STB debug mechanism enabled. When amdpmcsendcmd fails, the 'buf' needs to be released...

UBUNTU-CVE-2022-50874

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Fix refcount leak in erdmammap rdmausermmapentryget take reference, we should release it when not need anymore, add the missing rdmausermmapentryput in the error path to fix it...

UBUNTU-CVE-2023-54171

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix memory leak of iter-temp when reading tracepipe kmemleak reports: unreferenced object 0xffff88814d14e200 size 256: comm "cat", pid 336, jiffies 4294871818 age 779.490s hex dump first 32 bytes: 04 00 01 03 00 00 00 00...

CVE-2023-54307

In the Linux kernel, the following vulnerability has been resolved: ptpqoriq: fix memory leak in probe Smatch complains that: drivers/ptp/ptpqoriq.c ptpqoriqprobe warn: 'base' from ioremap not released. Fix this by revising the parameter from 'ptpqoriq-base' to 'base'. This is only a bug if...

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...

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 -----------...

UBUNTU-CVE-2023-54226

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races around sk-skshutdown. KCSAN found a data race around sk-skshutdown where unixreleasesock and unixshutdown update it under unixstatelock, OTOH unixpoll and unixdgrampoll read it locklessly. We need to annota...

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 -----------...

UBUNTU-CVE-2023-54223

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: xsk: Fix invalid buffer access for legacy rq The below crash can be encountered when using xdpsock in rx mode for legacy rq: the buffer gets released in the XDPREDIRECT path, and then once again in the driver. This fix...

CVE-2022-50848

In the Linux kernel, the following vulnerability has been resolved: drivers: dio: fix possible memory leak in dioinit If deviceregister returns error, the 'dev' and name needs be freed. Add a release function, and then call putdevice in the error path, so the name is freed in kobjectcleanup and t...

CVE-2022-50819

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set ubuf-sg = NULL if the creation of sg table fails When userspace tries to map the dmabuf and if for some reason e.g. OOM the creation of the sg table fails, ubuf-sg needs to be set to NULL. Otherwise, when the userspa...

CVE-2022-50813

In the Linux kernel, the following vulnerability has been resolved: drivers: mcb: fix resource leak in mcbprobe When probe hook function failed in mcbprobe, it doesn't put the device. Compiled test only...

UBUNTU-CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2022-50848

In the Linux kernel, the following vulnerability has been resolved: drivers: dio: fix possible memory leak in dioinit If deviceregister returns error, the 'dev' and name needs be freed. Add a release function, and then call putdevice in the error path, so the name is freed in kobjectcleanup and t...

CVE-2022-50824

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmtis: Add the missed acpiputtable to fix memory leak In checkacpitpm2, we get the TPM2 table just to make sure the table is there, not used after the init, so the acpiputtable should be added to release the ACPI memory...

CVE-2022-50822

In the Linux kernel, the following vulnerability has been resolved: RDMA/restrack: Release MR restrack when delete The MR restrack also needs to be released when delete it, otherwise it cause memory leak as the task struct won't be released...

UBUNTU-CVE-2022-50834

In the Linux kernel, the following vulnerability has been resolved: nfc: Fix potential resource leaks nfcgetdevice take reference for the device, add missing nfcputdevice to release it when not need anymore. Also fix the style warnning by use error EOPNOTSUPP instead of ENOTSUPP...

UBUNTU-CVE-2022-50848

In the Linux kernel, the following vulnerability has been resolved: drivers: dio: fix possible memory leak in dioinit If deviceregister returns error, the 'dev' and name needs be freed. Add a release function, and then call putdevice in the error path, so the name is freed in kobjectcleanup and t...