RHEL 9 : kernel-rt (RHSA-2023:7379)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7379 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : xen (SUSE-SU-2023:4476-1)

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4476-1 advisory. - A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality. CVE-2023-20588 - arm3...

AMD CPU 安全漏洞

AMD CPUs are a family of CPUs from AMD. The AMD CPUs suffer from an improper instruction vulnerability that stems from the fact that incorrect or unexpected behavior of the INVD instruction would allow an attacker with a malicious hypervisor to affect the cache line write-back behavior of the CPU...

Fedora 39 : xen (2023-35d2ad2328)

The remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-35d2ad2328 advisory. arm32: The cache may not be properly cleaned/invalidated XSA-437, CVE-2023-34321 top-level shadow reference dropped too early for 64-bit PV guests...

Oracle Linux 7 : Unbreakable Enterprise kernel-container (ELSA-2023-12910)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-12910 advisory. - x86: KVM: SVM: always update the x2avic msr interception Maxim Levitsky Orabug: 35857366 CVE-2023-5090 - netfilter: ipset: add the missing...

Fedora 37 : xen (2023-948136565a)

The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-948136565a advisory. arm32: The cache may not be properly cleaned/invalidated XSA-437, CVE-2023-34321 top-level shadow reference dropped too early for 64-bit PV guests...

USN-6416-2: Linux kernel vulnerabilities

It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker could use this to cause a denial of service excessive CPU consumption. CVE-2023-1206 Daniël Trujillo, Johannes Wikner, and Kaveh Razavi...

SUSE SLES15: cluster-md-kmp-rt / dlm-kmp-rt / gfs2-kmp-rt / kernel-devel-rt / etc (SUSE-SU-2023:3988-1)

The remote SUSE Linux SLES15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3988-1 advisory. The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security and bugfixes. The following security bugs were...

Ubuntu 18.04 ESM : Linux kernel (KVM) vulnerabilities (USN-6396-2)

The remote Ubuntu 18.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6396-2 advisory. It was discovered that some AMD x86-64 processors with SMT enabled could speculatively execute instructions using a return address from a sibling thread....

SUSE SLED15: cluster-md-kmp-64kb / cluster-md-kmp-default / dlm-kmp-64kb / etc (SUSE-SU-2023:3971-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3971-1 advisory. The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security and bugfixes. Th...

USN-6319-1: AMD Microcode vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Daniël Trujillo, Johannes Wikner, and Kaveh Razavi discovered that some AMD processors utilising speculative execution and branch prediction may allow...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6386-3)

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-6386-3 advisory. Jana Hofmann, Emanuele Vannacci, Cedric Fournet, Boris Kopf, and Oleksii Oleksenko discovered that some AMD processors could leak stale data...

Information Disclosure

xen is vulnerable to Information Disclosure. The vulnerability exists due to a division-by-zero error on some AMD processors which allows an attacker to gain access to speculative data...

Ubuntu: Security Advisory (USN-6386-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora 38 : xen (2023-4125279976)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-4125279976 advisory. arm32: The cache may not be properly cleaned/invalidated XSA-437, CVE-2023-34321 top-level shadow reference dropped too early for 64-bit PV guests...

SUSE SLES15: xen / xen-devel / xen-libs / xen-tools / xen-tools-domU / etc (SUSE-SU-2023:3903-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3903-1 advisory. - CVE-2023-20588: Fixed AMD CPU transitional execution leak via division by zero XSA-439 bsc1215474. - CVE-2023-34322: Fixed...

SUSE SLES15 Security Update : xen (SUSE-SU-2023:3902-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3902-1 advisory. - CVE-2023-20588: Fixed AMD CPU transitional execution leak via division by zero XSA-439 bsc1215474. - CVE-2023-34322: Fixed...

SUSE SLES15: xen / xen-devel / xen-libs / xen-tools / xen-tools-domU / etc (SUSE-SU-2023:3895-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3895-1 advisory. - CVE-2023-20588: Fixed AMD CPU transitional execution leak via division by zero XSA-439 bsc1215474. - CVE-2023-34322: Fixed...

USN-6386-2: Linux kernel (Raspberry Pi) vulnerabilities

Jana Hofmann, Emanuele Vannacci, Cedric Fournet, Boris Kopf, and Oleksii Oleksenko discovered that some AMD processors could leak stale data from division operations in certain situations. A local attacker could possibly use this to expose sensitive information. CVE-2023-20588 It was discovered...

Ubuntu 22.04 LTS : Linux kernel (Raspberry Pi) vulnerabilities (USN-6386-2)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6386-2 advisory. Jana Hofmann, Emanuele Vannacci, Cedric Fournet, Boris Kopf, and Oleksii Oleksenko discovered that some AMD processors could leak stale data from divisio...