Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053405)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053405 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: update sjournalinum if it changes after journal replay When mounting a crafted ext4 image,...

AZL-99669 CVE-2026-80806 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: ext4: don't enable DAX on new encrypted files Currently, when a new encrypted regular file is created, the call to ext4setinodeflagsinode, init=true in ext4newinode is made before EXT4INODEENCRYPT is set. As a result, it can set...

EUVD-2026-71243

In the Linux kernel, the following vulnerability has been resolved: ext4: stop retrying saturated xattr cache entries ext4xattrblockset retries when a cache entry selected for reuse has a saturated reference count after taking the buffer lock. The retry returns to the mbcache lookup without makin...

EUVD-2026-71241

In the Linux kernel, the following vulnerability has been resolved: ext4: don't enable DAX on new encrypted files Currently, when a new encrypted regular file is created, the call to ext4setinodeflagsinode, init=true in ext4newinode is made before EXT4INODEENCRYPT is set. As a result, it can set...

CVE-2026-80806

CVE-2026-80806 is a flaw in the Linux kernel's ext4 filesystem where newly created encrypted files could incorrectly have the DAX (Direct Access) flag enabled when the filesystem is mounted with -o dax=always. The root cause is a timing issue in __ext4_new_inode(): the call to ext4_set_inode_flag...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098849)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098849 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: ignore xattrs past end Once inside 'ext4xattrinodedecrefall' we should ignore xattrs entrie...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix for accessing an uninitialized lock in the fc replay path. The following kernel trace can be triggered with fstest generic/629 when executed against a filesystem with the fast-commit feature enabled: INFO: Trying to...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A use-after-free vulnerability was discovered in the Linux kernel’s ext4 file system, particularly regarding the handling of the additional inode size for extended attributes. This flaw could allow a privileged local user to cause a system crash or other undefined behaviors...

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

A issue was discovered in the Linux kernel before version 6.3.3. There is an out-of-bounds read in the crc16 function in lib/crc16.c when called from fs/ext4/super.c, because ext4groupdesccsum does not properly check an offset. NOTE: This issue is disputed by third parties, as the kernel is not...

CVE-2026-74308

A flaw was found in the Linux kernel's ext4 filesystem. When the data=journal mount option is enabled, the ext4journalledwriteend function can incorrectly attempt to write inline data. This occurs if a prior attempt to convert inline data to an extent failed, leading to an inconsistent state. An...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-101976)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101976 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: don't zero the entire extent if EXT4EXTDATAPARTIALVALID1 When allocating initialized blocks...

USN-8631-4: Linux kernel (Azure CVM) vulnerabilities

Siebe Devroe, Héloïse Gollier, and Mathy Vanhoef discovered that the WiFi implementation in the Linux kernel did not properly handle aggregated frames in mesh networks, due to an incorrect fix for CVE-2020-24588. A physically proximate attacker could use this issue to inject packets. CVE-2025-275...

The vulnerability in the fs/ext4/extents.c component of the Linux operating system allows a hacker to cause a service failure.

The vulnerability in the fs/ext4/extents.c component of the Linux operating system is related to incomplete recognition of the internal state. Exploiting this vulnerability can allow an attacker to cause a service failure...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100755)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100755 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: don't set EXT4GETBLOCKSCONVERT when splitting before submitting I/O When allocating blocks...

CVE-2026-74307

The CVE-2026-74307 entry describes a Linux kernel/ext4 vulnerability in EXT4_IOC_MOVE_EXT where donor file superblock validation is done late (inside mext_check_validity after acquiring inode locks), creating a deadlock with sb_writers during cross-filesystem donor use (e.g., overlayfs). The issu...

Linux Distros Unpatched Vulnerability : CVE-2026-74308

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix kernel BUG in ext4writeinlinedataend When the data=journal mount option is used, the ext4journalledwriteend function incorrectly calls...

Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues: The following security issues were fixed: CVE-2026-31450: ext4: publish jinode after initialization bsc1262618. CVE-2026-31510: Bluetooth: L2CAP: Fix null-ptr-deref on l2capsockreadycb bsc1262603. CVE-2026-31624:...

EulerOS 2.0 SP15 : kernel (EulerOS-SA-2026-2889)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : mm: blk-cgroup: fix use-after-free in cgwbreleaseworkfnCVE-2026-31586 e1000/e1000e: Fix leak in DMA error cleanupCVE-2026-43445 futex: Clear stale...

EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-2971)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : USB: core: Limit the length of unkillable synchronous timeoutsCVE-2026-43428 usb: typec: ucsi: validate connector number in...

EulerOS Virtualization 2.12.1 (EulerOS-SA-2026-2730)

According to the versions of the packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Input: alps - fix use-after-free bugs caused by dev3registerworkCVE-2025-68822 ext4: reject mount if bigalloc with sfirstdatablock !=...