Linux Kernel Security Vulnerabilities

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 prototype mismatch in the ext4featktype function, which could result in a kernel crash or thread terminati...

Linux Kernel Security Vulnerabilities

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 failure to free mqueueinodecachep when setupmqsysctls fails in the initmqueuefs function, which could le...

CVE-2025-59049

Mockoon provides way to design and run mock APIs. Prior to version 9.2.0, a mock API configuration for static file serving follows the same approach presented in the documentation page, where the server filename is generated via templating features from user input is vulnerable to Path Traversal...

CVE-2025-43886

Dell PowerProtect Data Manager, versions 19.19 and 19.20, Hyper-V contains a Path Traversal: '.../...//' vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Filesystem access for attacker...

CVE-2025-39798 NFS: Fix the setting of capabilities when automounting a new filesystem

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix the setting of capabilities when automounting a new filesystem Capabilities cannot be inherited when we cross into a new filesystem. They need to be reset to the minimal defaults, and then probed for again...

CVE-2025-43491

A vulnerability in the Poly Lens Desktop application running on the Windows platform might allow modifications to the filesystem, which might lead to SYSTEM level privileges being granted...

DEBIAN-CVE-2025-39783

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: Fix configfs group list head handling Doing a listdel on the epfgroup field of struct pciepfdriver in pciepfremovecfs is not correct as this field is a list head, not a list entry. This listdel call triggers a KASA...

DEBIAN-CVE-2025-39779

In the Linux kernel, the following vulnerability has been resolved: btrfs: subpage: keep TOWRITE tag until folio is cleaned btrfssubpagesetwriteback calls foliostartwriteback the first time a folio is written back, and it also clears the PAGECACHETAGTOWRITE tag even if there are still dirty block...

CVE-2025-39759

In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: fix race between quota disable and quota rescan ioctl There's a race between a task disabling quotas and another running the rescan ioctl that can result in a use-after-free of qgroup records from the...

UBUNTU-CVE-2025-39759

In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: fix race between quota disable and quota rescan ioctl There's a race between a task disabling quotas and another running the rescan ioctl that can result in a use-after-free of qgroup records from the...

UBUNTU-CVE-2025-39743

In the Linux kernel, the following vulnerability has been resolved: jfs: truncate good inode pages when hard link is 0 The fileset value of the inode copy from the disk by the reproducer is AGGRRESERVEDI. When executing evict, its hard link number is 0, so its inode pages are not truncated. This...

UBUNTU-CVE-2025-39779

In the Linux kernel, the following vulnerability has been resolved: btrfs: subpage: keep TOWRITE tag until folio is cleaned btrfssubpagesetwriteback calls foliostartwriteback the first time a folio is written back, and it also clears the PAGECACHETAGTOWRITE tag even if there are still dirty block...

CVE-2025-39779 btrfs: subpage: keep TOWRITE tag until folio is cleaned

In the Linux kernel, the following vulnerability has been resolved: btrfs: subpage: keep TOWRITE tag until folio is cleaned btrfssubpagesetwriteback calls foliostartwriteback the first time a folio is written back, and it also clears the PAGECACHETAGTOWRITE tag even if there are still dirty block...

CVE-2025-39753 gfs2: Set .migrate_folio in gfs2_{rgrp,meta}_aops

In the Linux kernel, the following vulnerability has been resolved: gfs2: Set .migratefolio in gfs2rgrp,metaaops Clears up the warning added in 7ee3647243e5 "migrate: Remove call to -writepage" that occurs in various xfstests, causing "something found in dmesg" failures. 341.136573 gfs2metaaops...

SUSE-SU-2025:20782-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_2

This update for kernel-livepatch-MICRO-6-0-RTUpdate2 fixes the following issues: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579 - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to...

SUSE-SU-2025:20767-1 Security update for kernel-livepatch-MICRO-6-0_Update_5

This update for kernel-livepatch-MICRO-6-0Update5 fixes the following issues: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579 - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltr...

kernel: ext4: use-after-free in ext4_xattr_set_entry()

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw allows a privileged local user to cause a system crash or other undefined behaviors...

kernel: ext4: use-after-free in ext4_xattr_set_entry()

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw allows a privileged local user to cause a system crash or other undefined behaviors...

PT-2025-51578

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the Ceph implementation related to MultiFS MDS authentication capabilities. Specifically, the check for authentication capabilities does not validate...

kernel: ext4: use-after-free in ext4_xattr_set_entry()

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw allows a privileged local user to cause a system crash or other undefined behaviors...