CVE-2023-52889 apparmor: Fix null pointer deref when receiving skb during sock creation

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix null pointer deref when receiving skb during sock creation The panic below is observed when receiving ICMP packets with secmark set while an ICMP raw socket is being created. SKCTXsk-label is updated in...

Important: kernel

Issue Overview: kernel: Type confusion in picknextrtentity, which can result in memory corruption. CVE-2023-1077 An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x8664 lacks consistency checks for CR0 and CR4. CVE-2023-30456 In the Linux kernel, the...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2024-070 (ALASKERNEL-5.4-2024-070)

The version of kernel installed on the remote host is prior to 5.4.238-148.347. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.4-2024-070 advisory. An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x8664 lacks...

CVE-2021-47463

CVE-2021-47463 concerns a Linux kernel NULL pointer dereference in mm/secretmem during GUP operations. The issue arises from dereferencing page->mapping without ensuring it is non-NULL as a page mapping can be nulled while gup() runs (e.g., by reclaim or truncation). A fix was implemented to ...

NewStart CGSL CORE 5.04 / MAIN 5.04 : kernel Vulnerability (NS-SA-2024-0012)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has kernel packages installed that are affected by a vulnerability: - An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x8664 lacks consistency checks for CR0 and CR4. CVE-2023-30456...

kernel: KVM: nVMX: missing consistency checks for CR0 and CR4

A flaw was found in the KVM's Intel nested virtualization feature nVMX. The effective values of the guest CR0 and CR4 registers could differ from those included in the VMCS12. In rare circumstances i.e., kvmintel module loaded with parameters nested=1 and ept=0 this could allow a malicious guest ...

kernel: KVM: nVMX: missing consistency checks for CR0 and CR4

A flaw was found in the KVM's Intel nested virtualization feature nVMX. The effective values of the guest CR0 and CR4 registers could differ from those included in the VMCS12. In rare circumstances i.e., kvmintel module loaded with parameters nested=1 and ept=0 this could allow a malicious guest ...

kernel: KVM: nVMX: missing consistency checks for CR0 and CR4

A flaw was found in the KVM's Intel nested virtualization feature nVMX. The effective values of the guest CR0 and CR4 registers could differ from those included in the VMCS12. In rare circumstances i.e., kvmintel module loaded with parameters nested=1 and ept=0 this could allow a malicious guest ...

EulerOS 2.0 SP9 : kernel (EulerOS-SA-2023-2315)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An out-of-boundsOOB memory access vulnerability was found in vmwgfx driver in drivers/gpu/vmxgfx/vmxgfxkms.c in GPU component in the Linux kerne...

Oracle Linux 7 : Unbreakable Enterprise kernel-container (ELSA-2023-12412)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-12412 advisory. - netfilter: nftables: deactivate anonymous set from preparation phase Pablo Neira Ayuso Orabug: 35382084 CVE-2023-32233 - KVM: nVMX: add missing...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2023-12394)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-12394 advisory. - An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x8664 lacks consistency checks for CR0 and CR4...

Oracle Linux 8 : Unbreakable Enterprise kernel-container (ELSA-2023-12413)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-12413 advisory. - netfilter: nftables: deactivate anonymous set from preparation phase Pablo Neira Ayuso Orabug: 35382084 CVE-2023-32233 - KVM: nVMX: add missing...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6150-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6150-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-6132-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6132-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch...

Ubuntu 16.04 ESM / 18.04 LTS : Linux kernel vulnerabilities (USN-6130-1)

The remote Ubuntu 16.04 ESM / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6130-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6124-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6124-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests,...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2023-12339)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2023-12339 advisory. - KVM: nVMX: add missing consistency checks for CR0 and CR4 Paolo Bonzini Orabug: 35278210 CVE-2023-30456 Tenable has extracted the preceding description...

SUSE CVE-2023-30456

An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x8664 lacks consistency checks for CR0 and CR4...

AZL-26046 CVE-2023-30456 affecting package kernel for versions less than 5.15.107.1-2

An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x8664 lacks consistency checks for CR0 and CR4...

CVE-2023-30456

An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x8664 lacks consistency checks for CR0 and CR4...