Linux Distros Unpatched Vulnerability : CVE-2025-40119

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential null deref in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may...

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...

UBUNTU-CVE-2025-40119

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential null deref in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may be called when sbi-smbavgfragmentsize remains uninitialized e.g., if groupinfo slab cache allocation fails. Since...

CVE-2025-40119

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential null deref in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may be called when sbi-smbavgfragmentsize remains uninitialized e.g., if groupinfo slab cache allocation fails. Since...

CVE-2025-40119 ext4: fix potential null deref in ext4_mb_init()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential null deref in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may be called when sbi-smbavgfragmentsize remains uninitialized e.g., if groupinfo slab cache allocation fails. Since...

CVE-2025-40119 ext4: fix potential null deref in ext4_mb_init()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential null deref in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may be called when sbi-smbavgfragmentsize remains uninitialized e.g., if groupinfo slab cache allocation fails. Since...

CVE-2025-40119

CVE-2025-40119 affects the Linux kernel ext4 subsystem. The root cause is a potential null dereference in ext4_mb_init() where ext4_mb_avg_fragment_size_destroy() could be invoked with sbi->s_mb_avg_fragment_size uninitialized (e.g., groupinfo slab cache allocation failure), due to missing nul...

kernel: fs: fix UAF/GPF bug in nilfs_mdt_destroy

In the Linux kernel, the following vulnerability has been resolved: fs: fix UAF/GPF bug in nilfsmdtdestroy In allocinode, inodeinitalways could return -ENOMEM if securityinodealloc fails, which causes inode-iprivate uninitialized. Then nilfsismetadatafileinode returns true and nilfsfreeinode...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-990790)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990790 advisory. In the Linux kernel, the following vulnerability has been resolved: net: ena: Fix error handling in enainit The enainit won't destroy workqueue created by...

RHEL 9 : kernel (RHSA-2025:21112)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:21112 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: firmware: armscpi: Ensure...

kernel: block: fix uaf for flush rq while iterating tags

A flaw was found in the Linux kernel's block layer. When a storage disk is removed or unregistered, improper state handling fails to clear request mappings, leaving stale references to released memory. A local user with administrative privileges could exploit this use-after-free vulnerability...

kernel: RDMA/mlx5: Fix implicit ODP use after free

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix implicit ODP use after free Prevent double queueing of implicit ODP mr destroy work by using xacmpxchg to make sure this is the only time we are destroying this specific mr. Without this change, we could try to...

kernel: fbdev: hyperv_fb: Allow graceful removal of framebuffer

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Allow graceful removal of framebuffer When a Hyper-V framebuffer device is unbind, hypervfb driver tries to release the framebuffer forcefully. If this framebuffer is in use it produce the following WARN and henc...

kernel: sched_ext: bpf_iter_scx_dsq_new() should always initialize iterator

In the Linux kernel, the following vulnerability has been resolved: schedext: bpfiterscxdsqnew should always initialize iterator BPF programs may call next and destroy on BPF iterators even after new returns an error value e.g. bpfforeach macro ignores error returns from new. bpfiterscxdsqnew cou...

kernel: fs: fix UAF/GPF bug in nilfs_mdt_destroy

In the Linux kernel, the following vulnerability has been resolved: fs: fix UAF/GPF bug in nilfsmdtdestroy In allocinode, inodeinitalways could return -ENOMEM if securityinodealloc fails, which causes inode-iprivate uninitialized. Then nilfsismetadatafileinode returns true and nilfsfreeinode...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8. 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 available for each vulnerability from the...

ALSA-2025:19932 Moderate: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: x86/vmscape: Add conditional IBPB mitigation CVE-2025-40300 kernel: mm: fix zswap writeback race condition CVE-2023-53178 kernel:...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: x86/vmscape: Add conditional IBPB mitigation CVE-2025-40300 kernel: mm: fix zswap writeback race condition CVE-2023-53178 kernel: fs: fix UAF/GPF bug in nilfsmdtdestroy CVE-2022-50367 For...

kernel: fs: fix UAF/GPF bug in nilfs_mdt_destroy

In the Linux kernel, the following vulnerability has been resolved: fs: fix UAF/GPF bug in nilfsmdtdestroy In allocinode, inodeinitalways could return -ENOMEM if securityinodealloc fails, which causes inode-iprivate uninitialized. Then nilfsismetadatafileinode returns true and nilfsfreeinode...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990614)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990614 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: goldfish: Use ttyportdestroy to destroy port In goldfishttyprobe, the port initialized throu...