Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2025-28049)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-28049 advisory. - NFSD: Define a proclayoutcommit for the FlexFiles layout type Chuck Lever Orabug: 38601819 CVE-2025-40087 - vfs: Don't leak disconnected dentrie...

UBUNTU-CVE-2025-40331

In the Linux kernel, the following vulnerability has been resolved: sctp: Prevent TOCTOU out-of-bounds write For the following path not holding the sock lock, sctpdiagdump - sctpforeachendpoint - sctpepdump make sure not to exceed bounds in case the address list has grown between buffer allocatio...

CVE-2025-40240 sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

SUSE-SU-2025:21180-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-21816: hrtimers: Force migrate away hrtimers queued after bsc1238472. - CVE-2025-38653: proc: use the same treatment to check proclseek as ones for procreaditer...

Ubuntu 16.04 LTS : Linux kernel (Oracle) vulnerabilities (USN-7875-1)

"The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7875-1 advisory. Jean-Claude Graf, Sandro Regge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation betwe...

USN-7875-1: Linux kernel (Oracle) 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...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-38008: mm/pagealloc: fix race condition in unaccepted memory handling bsc1244939. CVE-2025-38539: trace/fgraph: Fix the warning caused by missing unregister...

SUSE CVE-2025-40204

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2025-40204

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

AZL-70079 CVE-2025-40187 affecting package kernel for versions less than 6.6.117.1-1

In the Linux kernel, the following vulnerability has been resolved: net/sctp: fix a null dereference in sctpdisposition sctpsfdo51Dce If newasoc-peer.adaptationind=0 and sctpulpeventmakeauthkey=0 and sctpulpeventmakeauthkey returns 0, then the variable aiev remains zero and the zero will be...

USN-7835-6 linux-aws-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-7835-6: 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; -...

USN-7865-1: Linux kernel (FIPS) 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...

USN-7865-1 linux-fips 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...

USN-7853-3: Linux kernel (Azure) 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...

USN-7853-3 linux-azure, linux-azure-4.15 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...

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; -...

USN-7863-1: 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...

USN-7863-1 linux, linux-aws, linux-kvm, linux-lts-xenial 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...