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Ubuntu: (Multiple Advisories) (CVE-2020-25705): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2020-25705): Linux kernel vulnerabilities

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:N)
Published
11/13/2020
Created
12/04/2020
Added
12/02/2020
Modified
03/22/2023

Description

A flaw in ICMP packets in the Linux kernel may allow an attacker to quickly scan open UDP ports. This flaw allows an off-path remote attacker to effectively bypass source port UDP randomization. Software that relies on UDP source port randomization are indirectly affected as well on the Linux Based Products (RUGGEDCOM RM1224: All versions between v5.0 and v6.4, SCALANCE M-800: All versions between v5.0 and v6.4, SCALANCE S615: All versions between v5.0 and v6.4, SCALANCE SC-600: All versions prior to v2.1.3, SCALANCE W1750D: v8.3.0.1, v8.6.0, and v8.7.0, SIMATIC Cloud Connect 7: All versions, SIMATIC MV500 Family: All versions, SIMATIC NET CP 1243-1 (incl. SIPLUS variants): Versions 3.1.39 and later, SIMATIC NET CP 1243-7 LTE EU: Version

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1062-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1077-gke
  • ubuntu-upgrade-linux-image-4-15-0-1077-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1082-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1091-aws
  • ubuntu-upgrade-linux-image-4-15-0-1091-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1094-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-1103-azure
  • ubuntu-upgrade-linux-image-4-15-0-129-generic
  • ubuntu-upgrade-linux-image-4-15-0-129-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-129-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-1082-aws
  • ubuntu-upgrade-linux-image-4-4-0-1084-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1118-aws
  • ubuntu-upgrade-linux-image-4-4-0-1142-raspi2
  • ubuntu-upgrade-linux-image-4-4-0-1146-snapdragon
  • ubuntu-upgrade-linux-image-4-4-0-197-generic
  • ubuntu-upgrade-linux-image-4-4-0-197-generic-lpae
  • ubuntu-upgrade-linux-image-4-4-0-197-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-197-powerpc-e500mc
  • ubuntu-upgrade-linux-image-4-4-0-197-powerpc-smp
  • ubuntu-upgrade-linux-image-4-4-0-197-powerpc64-emb
  • ubuntu-upgrade-linux-image-4-4-0-197-powerpc64-smp
  • ubuntu-upgrade-linux-image-5-4-0-1023-raspi
  • ubuntu-upgrade-linux-image-5-4-0-1025-raspi
  • ubuntu-upgrade-linux-image-5-4-0-1028-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1030-aws
  • ubuntu-upgrade-linux-image-5-4-0-1030-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1030-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1030-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1032-aws
  • ubuntu-upgrade-linux-image-5-4-0-1032-azure
  • ubuntu-upgrade-linux-image-5-4-0-1032-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1032-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1033-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1034-azure
  • ubuntu-upgrade-linux-image-5-4-0-56-generic
  • ubuntu-upgrade-linux-image-5-4-0-56-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-56-lowlatency
  • ubuntu-upgrade-linux-image-5-4-0-58-generic
  • ubuntu-upgrade-linux-image-5-4-0-58-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-58-lowlatency
  • ubuntu-upgrade-linux-image-5-8-0-1008-raspi
  • ubuntu-upgrade-linux-image-5-8-0-1008-raspi-nolpae
  • ubuntu-upgrade-linux-image-5-8-0-1010-raspi
  • ubuntu-upgrade-linux-image-5-8-0-1010-raspi-nolpae
  • ubuntu-upgrade-linux-image-5-8-0-1011-kvm
  • ubuntu-upgrade-linux-image-5-8-0-1011-oracle
  • ubuntu-upgrade-linux-image-5-8-0-1012-gcp
  • ubuntu-upgrade-linux-image-5-8-0-1013-azure
  • ubuntu-upgrade-linux-image-5-8-0-1013-kvm
  • ubuntu-upgrade-linux-image-5-8-0-1013-oracle
  • ubuntu-upgrade-linux-image-5-8-0-1014-aws
  • ubuntu-upgrade-linux-image-5-8-0-1014-gcp
  • ubuntu-upgrade-linux-image-5-8-0-1015-azure
  • ubuntu-upgrade-linux-image-5-8-0-1016-aws
  • ubuntu-upgrade-linux-image-5-8-0-31-generic
  • ubuntu-upgrade-linux-image-5-8-0-31-generic-64k
  • ubuntu-upgrade-linux-image-5-8-0-31-generic-lpae
  • ubuntu-upgrade-linux-image-5-8-0-31-lowlatency
  • ubuntu-upgrade-linux-image-5-8-0-33-generic
  • ubuntu-upgrade-linux-image-5-8-0-33-generic-64k
  • ubuntu-upgrade-linux-image-5-8-0-33-generic-lpae
  • ubuntu-upgrade-linux-image-5-8-0-33-lowlatency
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-aws-hwe
  • ubuntu-upgrade-linux-image-aws-lts-18-04
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-azure-lts-18-04
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-gcp-lts-18-04
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-64k
  • ubuntu-upgrade-linux-image-generic-hwe-16-04
  • ubuntu-upgrade-linux-image-generic-hwe-18-04
  • ubuntu-upgrade-linux-image-generic-hwe-20-04
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-16-04
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04
  • ubuntu-upgrade-linux-image-generic-lpae-lts-xenial
  • ubuntu-upgrade-linux-image-generic-lts-xenial
  • ubuntu-upgrade-linux-image-gke
  • ubuntu-upgrade-linux-image-gke-4-15
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-hwe-16-04
  • ubuntu-upgrade-linux-image-lowlatency-hwe-18-04
  • ubuntu-upgrade-linux-image-lowlatency-hwe-20-04
  • ubuntu-upgrade-linux-image-lowlatency-lts-xenial
  • ubuntu-upgrade-linux-image-oem
  • ubuntu-upgrade-linux-image-oem-20-04
  • ubuntu-upgrade-linux-image-oem-osp1
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-oracle-lts-18-04
  • ubuntu-upgrade-linux-image-powerpc-e500mc
  • ubuntu-upgrade-linux-image-powerpc-e500mc-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc-smp
  • ubuntu-upgrade-linux-image-powerpc-smp-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc64-emb
  • ubuntu-upgrade-linux-image-powerpc64-emb-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc64-smp
  • ubuntu-upgrade-linux-image-powerpc64-smp-lts-xenial
  • ubuntu-upgrade-linux-image-raspi
  • ubuntu-upgrade-linux-image-raspi-hwe-18-04
  • ubuntu-upgrade-linux-image-raspi-nolpae
  • ubuntu-upgrade-linux-image-raspi2
  • ubuntu-upgrade-linux-image-snapdragon
  • ubuntu-upgrade-linux-image-snapdragon-hwe-18-04
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-hwe-16-04
  • ubuntu-upgrade-linux-image-virtual-hwe-18-04
  • ubuntu-upgrade-linux-image-virtual-hwe-20-04
  • ubuntu-upgrade-linux-image-virtual-lts-xenial

References

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