The vulnerability of the smb2_set_ea() function in the fs/smb/client/smb2ops.c module allows a hacker to cause a service failure in the Linux operating system’s SMB kernel client.

The vulnerability of the smb2setea function in the fs/smb/client/smb2ops.c module, which is part of the SMB client support in Linux kernel, relates to the reallocation of previously released memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

USN-7835-5: Linux kernel (Oracle) 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: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

USN-7835-5 linux-oracle-6.8 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: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

RLSA-2025:19105 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: vsock/virtio: Validate length in packet header before skbput CVE-2025-39718 kernel: NFS: Fix filehandle bounds checking in nfsfhtodentry CVE-2025-39730 kernel: ALSA: hda/ca0132: Fix buffe...

kernel security update

An update is available for kernel. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

kernel security update

4.18.0-553.82.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed an overflow in maxsge in smbextractfolioqtordma This fixes the following issue: 749.901015 T8673 ran fstests cifs/001 on 2025-06-17 09:40:30 750.346409 T9870...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: smb/server: Avoid deadlock when linking with “ReplaceIfExists”. If the smb2createlink function is called with “ReplaceIfExists” set, and the file name actually exists, a deadlock will occur. The function ksmbdvfskernpathlocked wi...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Added freetransport operations in ksmbd connections. The freetransport function for TCP connections can be called from smdbdirect. This could lead to a kernel error. This patch adds freetransport operations in ksmbd...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed a potential deadlock that could occur when reconnecting channels. Fixed the function cifssignalcifsdforreconnect to follow the correct lock order and prevent the following deadlock from occurring:...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fs/smb: Fixed inconsistent refcnt updates. An inconsistent update of the refcount was identified in smb2compoundop. Such inconsistent updates could lead to potential resource leaks. Why this is a potential bug: 1. In the comment...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fixed a use-after-free in cryptmessage when using asynchronous crypto. The fix for CVE-2024-50047 removes the asynchronous crypto handling from cryptmessage, assuming that all crypto operations are synchronous...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fixed a race condition that occurred due to concurrent opens during the rename2 operation. In addition to sending the rename request to the server, the rename process also involves closing any deferred closes, waitin...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: smb: client: Added a NULL check in automountfullpath. The page is checked for being null in buildpathfromdentryoptionalprefix when tcon-originfullpath is not set. However, this check is omitted when it is set. A check was added t...

USN-7835-4 linux-hwe-6.8 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: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

USN-7835-4: Linux kernel (HWE) 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: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

A New Security Layer for macOS Takes Aim at Admin Errors Before Hackers Do

A design firm is editing a new campaign video on a MacBook Pro. The creative director opens a collaboration app that quietly requests microphone and camera permissions. MacOS is supposed to flag that, but in this case, the checks are loose. The app gets access anyway. On another Mac in the same...

SUSE CVE-2025-40103

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix refcount leak for cifssbtlink Fix three refcount inconsistency issues related to cifssbtlink. Comments for cifssbtlink state that cifsputtlink needs to be called after successful calls to cifssbtlink. Three calls...

CVE-2025-40103

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix refcount leak for cifssbtlink Fix three refcount inconsistency issues related to cifssbtlink. Comments for cifssbtlink state that cifsputtlink needs to be called after successful calls to cifssbtlink. Three calls...

CVE-2025-40103

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix refcount leak for cifssbtlink Fix three refcount inconsistency issues related to cifssbtlink. Comments for cifssbtlink state that cifsputtlink needs to be called after successful calls to cifssbtlink. Three calls...