In the Linux kernel before 5.1.7, a device can be tracked by an attacker using the IP ID values the kernel produces for connection-less protocols (e.g., UDP and ICMP). When such traffic is sent to multiple destination IP addresses, it is possible to obtain hash collisions (of indices to the counter array) and thereby obtain the hashing key (via enumeration). An attack may be conducted by hosting a crafted web page that uses WebRTC or gQUIC to force UDP traffic to attacker-controlled IP addresses.
CVSS Details
- CVSS 3.1 Base Score: 3.7
- CVSS 3.0 Base Score: 6.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade kernel-rtUpgrade kernel | Nov 6, 2019 | Jul 5, 2019 |
| Debian | — | Upgrade linux | Aug 14, 2019 | Jul 5, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade kernel-debuginfoUpgrade perfUpgrade kernel-tools-libsUpgrade kernel-headersUpgrade kernelUpgrade kernel-develUpgrade python-perfUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools | Sep 25, 2019 | Jul 5, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade kernel-headersUpgrade python-perfUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernel-develUpgrade kernelUpgrade perf | Nov 19, 2019 | Jul 5, 2019 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | Apr 9, 2020 | Jul 15, 2019 |
| Redhat Openshift | — | Upgrade redhat-coreos | Dec 29, 2020 | Jul 5, 2019 |
| Redhat_linux | — | Upgrade kernel-rtNo solution existsUpgrade kernel | Nov 6, 2019 | Jul 5, 2019 |
| Suse | — | suse-upgrade-kernel-azure-basesuse-upgrade-kernel-defaultsuse-upgrade-kernel-default-extrasuse-upgrade-kernel-default-mansuse-upgrade-kernel-devel-azuresuse-upgrade-kernel-docssuse-upgrade-kernel-obs-buildsuse-upgrade-kernel-source-azure | Jul 14, 2019 | Jul 5, 2019 |
| Ubuntu | ubuntu-upgrade-linux-image-4-15-0-1022-oracleubuntu-upgrade-linux-image-4-15-0-1041-gcpubuntu-upgrade-linux-image-4-15-0-1041-gkeubuntu-upgrade-linux-image-4-15-0-1043-kvmubuntu-upgrade-linux-image-4-15-0-1044-raspi2ubuntu-upgrade-linux-image-4-15-0-1047-awsubuntu-upgrade-linux-image-4-15-0-1056-azureubuntu-upgrade-linux-image-4-15-0-60-genericubuntu-upgrade-linux-image-4-15-0-60-generic-lpaeubuntu-upgrade-linux-image-4-15-0-60-lowlatencyubuntu-upgrade-linux-image-4-4-0-1056-kvmubuntu-upgrade-linux-image-4-4-0-1092-awsubuntu-upgrade-linux-image-4-4-0-1120-raspi2ubuntu-upgrade-linux-image-4-4-0-1124-snapdragonubuntu-upgrade-linux-image-4-4-0-161-genericubuntu-upgrade-linux-image-4-4-0-161-generic-lpaeubuntu-upgrade-linux-image-4-4-0-161-lowlatencyubuntu-upgrade-linux-image-4-4-0-161-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-161-powerpc-smpubuntu-upgrade-linux-image-4-4-0-161-powerpc64-embubuntu-upgrade-linux-image-4-4-0-161-powerpc64-smpubuntu-upgrade-linux-image-5-0-0-1014-awsubuntu-upgrade-linux-image-5-0-0-1015-gcpubuntu-upgrade-linux-image-5-0-0-1015-gkeubuntu-upgrade-linux-image-5-0-0-1015-kvmubuntu-upgrade-linux-image-5-0-0-1015-raspi2ubuntu-upgrade-linux-image-5-0-0-1018-azureubuntu-upgrade-linux-image-5-0-0-1019-snapdragonubuntu-upgrade-linux-image-5-0-0-27-genericubuntu-upgrade-linux-image-5-0-0-27-generic-lpaeubuntu-upgrade-linux-image-5-0-0-27-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-16-04ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-4-15ubuntu-upgrade-linux-image-gke-5-0ubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-hwe-18-04ubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-powerpc-e500mcubuntu-upgrade-linux-image-powerpc-smpubuntu-upgrade-linux-image-powerpc64-embubuntu-upgrade-linux-image-powerpc64-smpubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragonubuntu-upgrade-linux-image-snapdragon-hwe-18-04ubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-16-04ubuntu-upgrade-linux-image-virtual-hwe-18-04 | Sep 3, 2019 | Jul 5, 2019 | |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jul 5, 2019 |
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