ocfs2: fix uninitialized value in ocfs2_file_read_iter()

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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 ocfs2getinitinode function in the ocfs2 module failing to free an inode...

ocfs2: remove entry once instead of null-ptr-dereference in ocfs2_xa_remove()

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ocfs2: remove unreasonable unlock in ocfs2_read_blocks

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ocfs2: fix null-ptr-deref when journal load failed.

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DEBIAN-CVE-2024-50218

In the Linux kernel, the following vulnerability has been resolved: ocfs2: pass u64 to ocfs2truncateinline maybe overflow Syzbot reported a kernel BUG in ocfs2truncateinline. There are two reasons for this: first, the parameter value passed is greater than ocfs2maxinlinedatawithxattr, second, 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 stems from a warning issue caused by not canceling dqisyncwork before releasing oinfo in the ocfs2 subsystem...

DEBIAN-CVE-2024-47670

In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2xattrfindentry Add a paranoia check to make sure it doesn't stray beyond valid memory region containing ocfs2 xattr entries when scanning for a match. It will prevent out-of-bound access in case...

ocfs2: fix DIO failure due to insufficient transaction credits

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SUSE CVE-2024-41015

In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2checkdirentry This adds sanity checks for ocfs2direntry to make sure all members of ocfs2direntry don't stray beyond valid memory region...

UBUNTU-CVE-2024-42077

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix DIO failure due to insufficient transaction credits The code in ocfs2dioendiowrite estimates number of necessary transaction credits using ocfs2calcextendcredits. This however does not take into account that the IO cou...

DEBIAN-CVE-2024-41015

In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2checkdirentry This adds sanity checks for ocfs2direntry to make sure all members of ocfs2direntry don't stray beyond valid memory region...

SUSE CVE-2024-40951

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL pointer dereference in ocfs2aborttrigger bdev-bdsuper has been removed and commit 8887b94d9322 change the usage from bdev-bdsuper to bassocmap-host-isb. Since ocfs2 hasn't set bh-bassocmap, it will trigger NULL...

UBUNTU-CVE-2024-40951

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL pointer dereference in ocfs2aborttrigger bdev-bdsuper has been removed and commit 8887b94d9322 change the usage from bdev-bdsuper to bassocmap-host-isb. Since ocfs2 hasn't set bh-bassocmap, it will trigger NULL...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from a null pointer dereference issue in the ocfs2 file system in the ocfs2journaldirty function...

DEBIAN-CVE-2021-47493

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix race between searching chunks and release journalhead from bufferhead Encountered a race between ocfs2testbgbitallocatable and jbd2journalputjournalhead resulting in the below vmcore. PID: 106879 TASK: ffff880244ba9c00...

UBUNTU-CVE-2021-47458

In the Linux kernel, the following vulnerability has been resolved: ocfs2: mount fails with buffer overflow in strlen Starting with kernel 5.11 built with CONFIGFORTIFYSOURCE mouting an ocfs2 filesystem with either o2cb or pcmk cluster stack fails with the trace below. Problem seems to be that...

UBUNTU-CVE-2021-47114

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption by fallocate When fallocate punches holes out of inode size, if original isize is in the middle of last cluster, then the part from isize to the end of the cluster will be zeroed with buffer write, at...

Linux kernel security vulnerability

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a security vulnerability that stems from an unlocked parent directory in ocfs2, as the lack of locking may corrupt the file system...

PT-2025-40218

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.18 Description The Linux kernel contains an issue where a file descriptor leak occurs when using io uring with filesystems that do not support non-waiting buffered reads, such as ocfs2. This can happen during...