UBUNTU-CVE-2021-47637

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix deadlock in concurrent rename whiteout and inode writeback Following hung tasks: 77.028764 task:kworker/u8:4 state:D stack: 0 pid: 132 77.028820 Call Trace: 77.029027 schedule+0x8c/0x1b0 77.029067 mutexlock+0x50/0x60...

CVE-2021-47637 ubifs: Fix deadlock in concurrent rename whiteout and inode writeback

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix deadlock in concurrent rename whiteout and inode writeback Following hung tasks: 77.028764 task:kworker/u8:4 state:D stack: 0 pid: 132 77.028820 Call Trace: 77.029027 schedule+0x8c/0x1b0 77.029067 mutexlock+0x50/0x60...

CVE-2021-47637

CVE-2021-47637: In the Linux kernel ubifs deadlock during concurrent rename whiteout and inode writeback. Root cause is a deadlock between the ui_mutex held during ubifs_write_inode/lock and the whiteout budget path, causing hung tasks in writeback and rename code (rename_whiteout → ubifs_rename ...

CVE-2021-47637

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix deadlock in concurrent rename whiteout and inode writeback Following hung tasks: 77.028764 task:kworker/u8:4 state:D stack: 0 pid: 132 77.028820 Call Trace: 77.029027 schedule+0x8c/0x1b0 77.029067 mutexlock+0x50/0x60...

SUSE CVE-2021-47256

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: make sure wait for page writeback in memoryfailure Our syzkaller trigger the "BUGON!listempty&inode-iwblist" in clearinode: kernel BUG at fs/inode.c:519! Internal error: Oops - BUG: 0 1 SMP Modules linked in:...

PT-2024-11263 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 4.19.95 Description: A vulnerability in the Linux kernel has been resolved, which was triggered by a call to munlock pagevec to clear page LRU without lock page. This resulted in a kernel panic due to a BUG ON...

The vulnerability of the wb inode_writeback_end() function in the mm/page-writeback.c module of the Linux kernel’s memory management subsystem allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the wb inodewritebackend function in the mm/page-writeback.c module of the Linux kernel’s memory management subsystem is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity...

UBUNTU-CVE-2024-0562

A use-after-free flaw was found in the Linux Kernel. When a disk is removed, bdiunregister is called to stop further write-back and waits for associated delayed work to complete. However, wbinodewritebackend may schedule bandwidth estimation work after this has completed, which can result in 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. The Linux Kernel suffers from a post-release reuse vulnerability, which stems from the fact that deleting a device in wbinodewritebackend in mm/page-writeback.c results in...

kernel: writeback: avoid use-after-free after removing device

In the Linux kernel, the following vulnerability has been resolved: writeback: avoid use-after-free after removing device When a disk is removed, bdiunregister gets called to stop further writeback and wait for associated delayed work to complete. However, wbinodewritebackend may schedule bandwid...

PT-2022-7236 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux Kernel affected versions not specified Description: A use-after-free flaw was found in the Linux Kernel. When a disk is removed, bdi unregister is called to stop further write-back and waits for associated delayed work to complete...

GSD-2022-1002209 ubifs: Fix deadlock in concurrent rename whiteout and inode writeback

ubifs: Fix deadlock in concurrent rename whiteout and inode writeback This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.189 by commit...

GSD-2022-1001442 ubifs: Fix deadlock in concurrent rename whiteout and inode writeback

ubifs: Fix deadlock in concurrent rename whiteout and inode writeback This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.16.19 by commit...