425 matches found
USN-6446-2: Linux kernel vulnerabilities
Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...
Ubuntu: Security Advisory (USN-6439-2)
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...
Ubuntu 22.04 LTS : Linux kernel (StarFive) vulnerabilities (USN-6444-2)
The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6444-2 advisory. Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized...
Ubuntu: Security Advisory (USN-6441-2)
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...
USN-6439-2 linux-aws 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 Yu Hao and Weiteng Chen discovered that the Bluetooth HCI...
USN-6439-2: Linux kernel (AWS) 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 Yu Hao and Weiteng Chen discovered that the Bluetooth HCI...
Ubuntu 18.04 ESM : Linux kernel (GCP) vulnerabilities (USN-6441-2)
The remote Ubuntu 18.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6441-2 advisory. Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized...
OESA-2023-1741 kernel security update
The Linux Kernel, the operating system core itself. Security Fixes: A flaw was found in the IPv4 Resource Reservation Protocol RSVP classifier in the Linux kernel. The xprt pointer may go beyond the linear part of the skb, leading to an out-of-bounds read in the rsvpclassify function. This issue...
Ubuntu 16.04 ESM : Linux kernel vulnerabilities (USN-6439-1)
The remote Ubuntu 16.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6439-1 advisory. 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...
Ubuntu 18.04 ESM / 20.04 LTS : Linux kernel vulnerabilities (USN-6441-1)
The remote Ubuntu 18.04 ESM / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6441-1 advisory. Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a...
Ubuntu 20.04 LTS : Linux kernel (BlueField) vulnerabilities (USN-6442-1)
The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6442-1 advisory. Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized...
Ubuntu 16.04 ESM / 18.04 ESM : Linux kernel vulnerabilities (USN-6440-1)
The remote Ubuntu 16.04 ESM / 18.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6440-1 advisory. Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A loc...
Ubuntu: Security Advisory (USN-6444-1)
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...
Ubuntu: Security Advisory (USN-6439-1)
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...
USN-6444-1: Linux kernel vulnerabilities
Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...
USN-6442-1 linux-bluefield vulnerabilities
Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...
CLSA-2023-1697744819 Fix of 8 CVEs
CVE-url: https://ubuntu.com/security/CVE-2023-42755 - net/sched: Retire rsvp classifier CVE-url: https://ubuntu.com/security/CVE-2023-39194 - net: xfrm: Fix xfrmaddressfilter OOB read CVE-url: https://ubuntu.com/security/CVE-2023-39192 - netfilter: xtu32: validate user space input CVE-url:...
CLSA-2023-1697744683 Fix of 8 CVEs
CVE-url: https://ubuntu.com/security/CVE-2023-42755 - net/sched: Retire rsvp classifier CVE-url: https://ubuntu.com/security/CVE-2023-39194 - net: xfrm: Fix xfrmaddressfilter OOB read CVE-url: https://ubuntu.com/security/CVE-2023-39192 - netfilter: xtu32: validate user space input CVE-url:...
CLSA-2023-1697744372 Fix of 7 CVEs
CVE-url: https://ubuntu.com/security/CVE-2023-42755 - net/sched: Retire rsvp classifier CVE-url: https://ubuntu.com/security/CVE-2023-39194 - net: xfrm: Fix xfrmaddressfilter OOB read CVE-url: https://ubuntu.com/security/CVE-2023-39192 - netfilter: xtu32: validate user space input CVE-url:...
USN-6439-1: 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 Yu Hao and Weiteng Chen discovered that the Bluetooth HCI...