SUSE SLES15 Security Update : kernel (SUSE-SU-2025:4141-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4141-1 advisory. The SUSE Linux Enterprise 15 SP7 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-3800...

USN-7874-1: Linux kernel vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

kernel: NFS: Fix a race when updating an existing write

A flaw use after free in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

RHEL 9 : kernel (RHSA-2025:21760)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:21760 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ALSA: usb-audio: Validate UAC...

kernel: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry()

A flaw out of boundary read in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

PT-2026-2535

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel’s Network File System daemon NFSD related to handling Access Control Lists ACLs during NFSv4 file creation. Specifically, when an NFSv4 client attempt...

kernel: NFS: Fix a race when updating an existing write

A flaw use after free in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

Siemens SIMATIC S7-1500 Initialization of a Resource with an Insecure Default (CVE-2024-56433)

shadow-utils aka shadow 4.4 through 4.17.0 establishes a default /etc/subuid behavior e.g., uid 100000 through 165535 for the first user account that can realistically conflict with the uids of users defined on locally administered networks, potentially leading to account takeover, e.g., by...

USN-7835-6: Linux kernel (AWS) 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; -...

kernel: NFS: Fix a race when updating an existing write

A flaw use after free in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

kernel: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry()

A flaw out of boundary read in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

kernel: NFS: Fix a race when updating an existing write

A flaw use after free in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

kernel: NFS: Fix a race when updating an existing write

A flaw use after free in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

kernel: sunrpc: fix handling of server side tls alerts

In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix handling of server side tls alerts Scott Mayhew discovered a security exploit in NFS over TLS in tlsalertrecv due to its assumption it can read data from the msg iterator's kvec.. kTLS implementation splits TLS non-da...

kernel: NFS: Fix a race when updating an existing write

A flaw use after free in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

kernel: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry()

A flaw out of boundary read in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

kernel: NFS: Fix a race when updating an existing write

A flaw use after free in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system...

RHEL 7 : kernel (RHSA-2025:21063)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:21063 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: HID: core: fix...

kernel: NFSD: fix hang in nfsd4_shutdown_callback

In the Linux kernel, the following vulnerability has been resolved: NFSD: fix hang in nfsd4shutdowncallback If nfs4client is in courtesy state then there is no point to send the callback. This causes nfsd4shutdowncallback to hang since clcbinflight is not 0. This hang lasts about 15 minutes until...

kernel: NFS: Fix potential buffer overflowin nfs_sysfs_link_rpc_client()

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix potential buffer overflowin nfssysfslinkrpcclient name is char64 where the size of clnt-clprogram-name remains unknown. Invoking strcat directly will also lead to potential buffer overflow. Change them to strscpy and...