Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Avoid moving extents to occupied clusters. For non-auto OCFS2IOCMOVEEXT operations, the user space provides a physical megoal. ocfs2moveextent initializes newphyscpos from that goal and expects ocfs2probeallocgroup to...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: Fixed races between hole punching and AIO+DIO. After the commit “ocfs2: return real error code in ocfs2diowrgetblock”, fstests/generic/300 became from always failing to sometimes failing...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: removing an entry instead of using null-ptr-dereference in ocfs2xaremove Syzkaller can trigger null-ptr-dereference in ocfs2xaremove: 57.319872 a.out,1161,7:ocfs2xaremove:2028 ERROR: status = -12 57.320420...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: Fixed an uninitialized value in ocfs2filereaditer. Syzbot has reported the following KMSAN errors: BUG: KMSAN: Uninitialized value in ocfs2filereaditer+0x9a4/0xf80; ocfs2filereaditer+0x9a4/0xf80; ioread+0x8d4/0x20f0;...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Remove the unreasonable unlock in ocfs2readblocks. Patch series “Misc fixes for ocfs2readblocks”, version 5. This series contains two fixes for ocfs2readblocks. The first patch addresses the issue reported by syzbot, which...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed data corruption caused by fallocate. When fallocate creates holes in the inode size, if the original size is located in the middle of the last cluster, then the portion of the block from the original size to the end ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: A double-free operation was corrected in userclusterconnect. userclusterdisconnect frees "conn-ccprivate", which is actually "lc". However, the error handling frees "lc" again. Setting "lc" to NULL in this case can prevent...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate inline data isize during inode read When reading an inode from the disk, ocfs2validateinodeblock performs various sanity checks but does not validate the size of inline data. If the filesystem is corrupted, the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed the nullptrdereference error when the journal load failed. During the mounting process, if the journal function fails due to a too-short journal, it causes jbd2journalload to fail with a NULL jsbbuffer. Subsequently,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fixed a race condition between searching chunks and releasing the journalhead from the bufferhead. A race condition was encountered between ocfs2testbgbitallocatable and jbd2journalputjournalhead, resulting in the followin...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed a slab-use-after-free issue caused by a dangling pointer dqipriv. When mounting ocfs2 and then remounting it as read-only, a slab-use-after-free occurs after the user uses the syscall to call ocfs2getnextid...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed a NULL pointer dereference in ocfs2assuretranscredits. BREAK A direct write over unwritten extents can cause the kernel to panic in ocfs2assuretranscredits, especially when the journal aborts during DIO completion...

Ubuntu 20.04 LTS : Linux kernel (BlueField) vulnerabilities (USN-8850-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8850-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

USN-8850-1 linux-bluefield vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - OCFS2 file system; - IPv6 networking; - Netfilter; - SCTP protocol;...

USN-8850-1: Linux kernel (BlueField) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - OCFS2 file system; - IPv6 networking; - Netfilter; - SCTP protocol;...

ROS-20260929-73-0118

The vulnerability of the ocfs2findvictimchain function in the fs/ocfs2/suballoc.c component of the OCFS2 file system support in Linux’s kernel involves the use of an uninitialized variable. Exploiting this vulnerability could allow an attacker to cause a service failure...

ROS-20260928-73-0052

The vulnerability of the fs/ocfs2 component in the Linux operating system is related to errors during the update of the link counters. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2026-93252

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix circular locking dependency in ocfs2initacl A lockdep warning indicates a circular locking dependency between &oi-ipxattrsem and &journal-jtransbarrier: WARNING: possible circular locking dependency detected is trying ...

SUSE CVE-2026-93258

In the Linux kernel, the following vulnerability has been resolved: ocfs2: do not use makebadinode in ocfs2readinodeblockfull This reverts commit 58b6fcd2ab34 "ocfs2: mark inode bad upon validation failure during read". Since 'makebadinode' resets inode type to SIFREG, doing this for directory...

ROS-20260925-73-0170

The vulnerability of the ocfs2MoveExtent function in the fs/ocfs2/moveextents.c file of the OCFS2 file system in the Linux operating system is related to the improper disabling or release of resources. Exploiting this vulnerability may allow a remote attacker to cause service interruptions...