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...

UBUNTU-CVE-2022-50837

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

CVE-2023-54321 driver core: fix potential null-ptr-deref in device_add()

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-2022-50874 RDMA/erdma: Fix refcount leak in erdma_mmap

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...

CVE-2022-50874 RDMA/erdma: Fix refcount leak in erdma_mmap

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...

CVE-2022-50874

CVE-2022-50874 in the Linux kernel’s RDMA/erdma subsystem fixes a refcount leak in erdma_mmap. The issue arose because rdma_user_mmap_entry_get() took a reference that wasn’t released in all paths, and the patch adds a missing rdma_user_mmap_entry_put() in the error path to correctly release it. ...

CVE-2022-50858 mmc: alcor: fix return value check of mmc_add_host()

In the Linux kernel, the following vulnerability has been resolved: mmc: alcor: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its return value, the memory that allocated in mmcallochost will be leaked and it will lead a kernel crash because of deleting not added...

CVE-2022-50858

The CVE-2022-50858 entry concerns the Linux kernel mmc alcor driver. The vulnerability arises when mmc_add_host() returns an error but its return value is not checked, risking a memory leak from allocations in mmc_alloc_host() and potentially causing a kernel crash on removing an unadded device. ...

CVE-2023-54228 regulator: raa215300: Fix resource leak in case of error

In the Linux kernel, the following vulnerability has been resolved: regulator: raa215300: Fix resource leak in case of error The clkregisterclkdev allocates memory by calling vclkdevalloc and this memory is not freed in the error path. Similarly, resources allocated by clkregisterfixedrate are no...

CVE-2023-54208 media: ov5675: Fix memleak in ov5675_init_controls()

In the Linux kernel, the following vulnerability has been resolved: media: ov5675: Fix memleak in ov5675initcontrols There is a kmemleak when testing the media/i2c/ov5675.c with bpf mock device: AssertionError: unreferenced object 0xffff888107362160 size 16: comm "python3", pid 277, jiffies...

CVE-2022-50845 ext4: fix inode leak in ext4_xattr_inode_create() on an error path

In the Linux kernel, the following vulnerability has been resolved: ext4: fix inode leak in ext4xattrinodecreate on an error path There is issue as follows when do setxattr with inject fault: localhost fsck.ext4 -fn /dev/sda e2fsck 1.46.6-rc1 12-Sep-2022 Pass 1: Checking inodes, blocks, and sizes...

CVE-2022-50845

In the Linux kernel, the following vulnerability has been resolved: ext4: fix inode leak in ext4xattrinodecreate on an error path There is issue as follows when do setxattr with inject fault: localhost fsck.ext4 -fn /dev/sda e2fsck 1.46.6-rc1 12-Sep-2022 Pass 1: Checking inodes, blocks, and sizes...

CVE-2022-50845 ext4: fix inode leak in ext4_xattr_inode_create() on an error path

In the Linux kernel, the following vulnerability has been resolved: ext4: fix inode leak in ext4xattrinodecreate on an error path There is issue as follows when do setxattr with inject fault: localhost fsck.ext4 -fn /dev/sda e2fsck 1.46.6-rc1 12-Sep-2022 Pass 1: Checking inodes, blocks, and sizes...

CVE-2022-50845

CVE-2022-50845 fixes an inode leak in ext4_xattr_inode_create() on an error path during setxattr; if ext4_mark_inode_dirty() fails, the inode’s i_nlink can be dropped, leading to an inode leak.

CVE-2022-50837

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

CVE-2022-50837 net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

CVE-2023-54175

The CVE-2023-54175 issue affects the Linux kernel i2c xiic driver, where xiic_xfer() acquired a runtime PM reference on entry but had an error path that could leak that reference. The provided documents confirm a resolution: ensure the error path releases the runtime PM reference, preventing leak...

CVE-2023-54175 i2c: xiic: xiic_xfer(): Fix runtime PM leak on error path

In the Linux kernel, the following vulnerability has been resolved: i2c: xiic: xiicxfer: Fix runtime PM leak on error path The xiicxfer function gets a runtime PM reference when the function is entered. This reference is released when the function is exited. There is currently one error path wher...

CVE-2023-54175 i2c: xiic: xiic_xfer(): Fix runtime PM leak on error path

In the Linux kernel, the following vulnerability has been resolved: i2c: xiic: xiicxfer: Fix runtime PM leak on error path The xiicxfer function gets a runtime PM reference when the function is entered. This reference is released when the function is exited. There is currently one error path wher...

CVE-2023-54175

In the Linux kernel, the following vulnerability has been resolved: i2c: xiic: xiicxfer: Fix runtime PM leak on error path The xiicxfer function gets a runtime PM reference when the function is entered. This reference is released when the function is exited. There is currently one error path wher...