PT-2025-38549

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the ocfs2 subsystem. Specifically, a null-pointer dereference can occur during the journal shutdown process due to a race condition where...

ocfs2: Avoid touching renamed directory if parent does not change

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The vulnerability of the __ocfs2_change_file_space() function in the fs/ocfs2/file.c module of the Linux file system support module allows a attacker to cause a service failure.

The vulnerability of the ocfs2changefilespace function in the fs/ocfs2/file.c module of the Linux file system support module is related to incorrect input validation. Exploiting this vulnerability could allow an attacker to cause a service failure...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Properly handles errors when reading symbolic links. It’s a patch from the “Convert ocfs2 to use folios” series. Mark converted ocfs2 to use folios and sent it to me as a major patch for review ;- So I reworked it into...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ocfs2: The ltreedepth field was validated to prevent out-of-bounds access. The ltreedepth field is 16-bit le16, but the actual maximum depth is limited to OCFS2MAXPATHDEPTH. A check was added to prevent out-of-bounds access if th...

The vulnerability of the OCFS2 cluster file system in Linux kernel allows a hacker to execute arbitrary code or cause a service failure.

The vulnerability of the OCFS2 cluster file system in Linux operating systems relates to operations that go beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to execute arbitrary code or cause service failures...

CVE-2025-37950 ocfs2: fix panic in failed foilio allocation

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix panic in failed foilio allocation commit 7e119cff9d0a "ocfs2: convert wpages to wfolios" and commit 9a5e08652dc4b "ocfs2: use an array of folios instead of an array of pages" save -ENOMEM in the folio array upon...

UBUNTU-CVE-2023-53081

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption after failed write When buffered write fails to copy data into underlying page cache page, ocfs2writeendnolock just zeroes out and dirties the page. This can leave dirty page beyond EOF and if page...

ocfs2: fix slab-use-after-free due to dangling pointer dqi_priv

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UBUNTU-CVE-2022-49274

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix crash when mount with quota enabled There is a reported crash when mounting ocfs2 with quota enabled. RIP: 0010:ocfs2qinfolockresinit+0x44/0x50 ocfs2 Call Trace: ocfs2localreadinfo+0xb9/0x6f0 ocfs2...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Reserving space for inline xattr before attaching the reflink tree. One of our customers reported a crash and a corrupted ocfs2 filesystem. The crash was due to the detection of corruption. Upon troubleshooting, the fsck -...

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...

ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate

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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 a warning issue caused by not canceling dqisyncwork before releasing oinfo in the ocfs2 subsystem...

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-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-2021-47114

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...

DEBIAN-CVE-2023-52590

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Avoid touching renamed directory if parent does not change The VFS will not be locking moved directory if its parent does not change. Change ocfs2 rename code to avoid touching renamed directory if its parent does not chan...

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...