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-2022-50845 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-2023-54196 fs/ntfs3: Fix NULL pointer dereference in 'ni_write_inode'

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix NULL pointer dereference in 'niwriteinode' Syzbot found the following issue: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000016 Mem abort info: ESR = 0x0000000096000006 EC = 0x25:...

CVE-2023-54196 fs/ntfs3: Fix NULL pointer dereference in 'ni_write_inode'

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix NULL pointer dereference in 'niwriteinode' Syzbot found the following issue: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000016 Mem abort info: ESR = 0x0000000096000006 EC = 0x25:...

CVE-2023-54196

Linux kernel ntfs3: CVE-2023-54196 fix addresses NULL pointer dereference in ni_write_inode. Root cause: during inode creation, ntfs_new_inode may allocate mi->mrec; if allocation fails, mrec is NULL, and later code path ntfs_evict_inode calls is_rec_inuse(ni->mi.mrec) leading to oops. The ...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from performing an inode lookup while holding a path to the root node btree, which could result in a deadloc...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from a failure to check inode pointers in upper directories, which could lead to null pointer dereferences...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992374)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992374 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix inode list leak during backref walking at findparentnodes During backref walking, at...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992293)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992293 advisory. In the Linux kernel, the following vulnerability has been resolved: ext2: Add more validity checks for inode counts Add checks verifying number of inodes stored in t...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992219)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992219 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix task hung in ext4xattrdeleteinode Syzbot reported a hung task problem:...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992418)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992418 advisory. In the Linux kernel, the following vulnerability has been resolved: fs: fix UAF/GPF bug in nilfsmdtdestroy In allocinode, inodeinitalways could return -ENOMEM if...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992322)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992322 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix task hung in ext4xattrdeleteinode Syzbot reported a hung task problem:...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992451)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992451 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSv4.2 fix problems with nfs42sscopen A destination server while doing a COPY shouldn't accept...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992504)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992504 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: add bounds checking in getmaxinlinexattrvaluesize Normally the extended attributes in the...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992207)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992207 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: init quota for 'old.inode' in 'ext4rename' Syzbot found the following issue: ext4parseparam...

PT-2025-53963

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel related to an inode leak within the ext4 xattr inode create function when handling errors during extended attribute operations. Specifically, if ext4...

PT-2025-54093

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s fs/sysv component that could lead to a null pointer dereference. The sb getblk function, when called with inode-i sb and parent, may return a null...

PT-2025-54053

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.5.0-rc7-syzkaller-00024-g93f5de5f648d Description The Linux kernel contained a flaw in the Btrfs file system related to delayed inode operations. Specifically, a potential deadlock situation could occur when...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the ext4xattrinodecreate error path not freeing an inode, which could lead to an inode leak...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992588)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992588 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: zero idisksize when initializing the bootloader inode If the boot loader inode has never...