CVE-2026-45985

CVE-2026-45985 affects the Linux kernel/ext4: during within-EOF direct I/O and writeback with dioread_nolock, unwritten extents could be converted incorrectly when splitting before submitting I/O, potentially exposing stale data. Root cause: EXT4_GET_BLOCKS_CONVERT was set during ext4_split_conve...

CVE-2026-46046

ext4: fix missing brelse in ext4xattrinodedecrefall...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ext4: Fixed a bug in extent parsing when ehentries == 0 and ehdepth 0. When traversing inode extents, the ext4extbinsearchidx function assumes that the extent header has been validated previously. However, there are no checks to...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Update origpath in ext4findextent. In ext4findextent, if the path is not large enough, we free it and set origpath to NULL. However, after reallocating the path and successfully initializing it, we do not update origpath. I...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ext4: fixed the bug in estreesearch Hulk Robot reported a BUG: kernel BUG at fs/ext4/extentsstatus.c:199! ... RIP: 0010:ext4esend fs/ext4/extentsstatus.c:199 inline RIP: 0010:estreesearch+0x1e0/0x260 fs/ext4/extentsstatus.c:21...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed the bug in ext4mbuse inodepa. Hulk Robot reported a BUGON: kernel BUG at fs/ext4/mballoc.c:3211! ... RIP: 0010:ext4mbmarkdiskspaceused.cold+0x85/0x136f ... Call Trace: ext4mbnewblocks+0x9df/0x5d30...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed a bug in ext4escacheextent when ext4splitextentat failed. We encountered the issue when running fsstress with an IO fault: 130747.323114 Kernel BUG at fs/ext4/extentsstatus.c:762! 130747.323117 Internal error: Oops...

Linux Distros Unpatched Vulnerability : CVE-2026-31448

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: avoid infinite loops caused by residual data On the mkdir/mknod path, when mapping logical blocks to physical blocks, if inserting a new extent into the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011181)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011181 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch caused by bad boot loader inode We got a issue as fllows:...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007561)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007561 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch caused by bad quota inode We got a issue as fllows:...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006593)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006593 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: remove a BUGON in ext4mbreleasegrouppa If a malicious fuzzer overwrites the ext4 superblock...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005623)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005623 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: remove a BUGON in ext4mbreleasegrouppa If a malicious fuzzer overwrites the ext4 superblock...

RHEL 9 : kernel-rt (RHSA-2026:3358)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:3358 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

Siemens SIMATIC S7-1500 Reachable Assertion (CVE-2025-38701)

In the Linux kernel, the following vulnerability has been resolved: ext4: do not BUG when INLINEDATAFL lacks system.data xattr A syzbot fuzzed image triggered a BUGON in ext4updateinlinedata when an inode had the INLINEDATAFL flag set but was missing the system.data extended attribute. Since this...

CVE-2026-23145 ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref

In the Linux kernel, the following vulnerability has been resolved: ext4: fix iloc.bh leak in ext4xattrinodeupdateref The error branch for ext4xattrinodeupdateref forget to release the refcount for iloc.bh. Find this when review code...

RHEL 8 : kernel (RHSA-2026:2664)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:2664 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: cifs: fix oops during encrypti...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

MiracleLinux 8 : kernel-4.18.0-513.24.1.el8_9 (AXSA:2024-7674:10)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-7674:10 advisory. kernel: vmwgfx: NULL pointer dereference in vmwcmddxdefinequery CVE-2022-38096 kernel: Out of boundary write in perfreadgroup as result of overflow ...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992743)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992743 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix BUGON when directory entry has invalid reclen The reclen field in the directory entry h...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992973)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992973 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: avoid use-after-free in ext4extshowleaf In ext4findextent, path may be freed by error or be...