vulnerability

Ubuntu: (Multiple Advisories) (CVE-2021-23134): Linux kernel vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
May 12, 2021
Added
Jun 23, 2021
Modified
Mar 22, 2023

Description

Use After Free vulnerability in nfc sockets in the Linux Kernel before 5.12.4 allows local attackers to elevate their privileges. In typical configurations, the issue can only be triggered by a privileged local user with the CAP_NET_RAW capability.

Solution(s)

ubuntu-upgrade-linux-image-4-15-0-1078-oracleubuntu-upgrade-linux-image-4-15-0-1092-raspi2ubuntu-upgrade-linux-image-4-15-0-1097-kvmubuntu-upgrade-linux-image-4-15-0-1106-gcpubuntu-upgrade-linux-image-4-15-0-1109-awsubuntu-upgrade-linux-image-4-15-0-1109-snapdragonubuntu-upgrade-linux-image-4-15-0-1121-azureubuntu-upgrade-linux-image-4-15-0-151-genericubuntu-upgrade-linux-image-4-15-0-151-generic-lpaeubuntu-upgrade-linux-image-4-15-0-151-lowlatencyubuntu-upgrade-linux-image-4-4-0-1102-awsubuntu-upgrade-linux-image-4-4-0-1103-kvmubuntu-upgrade-linux-image-4-4-0-1138-awsubuntu-upgrade-linux-image-4-4-0-222-genericubuntu-upgrade-linux-image-4-4-0-222-lowlatencyubuntu-upgrade-linux-image-5-10-0-1033-oemubuntu-upgrade-linux-image-5-11-0-1009-azureubuntu-upgrade-linux-image-5-11-0-1009-kvmubuntu-upgrade-linux-image-5-11-0-1010-oracleubuntu-upgrade-linux-image-5-11-0-1011-awsubuntu-upgrade-linux-image-5-11-0-1011-gcpubuntu-upgrade-linux-image-5-11-0-1012-raspiubuntu-upgrade-linux-image-5-11-0-1012-raspi-nolpaeubuntu-upgrade-linux-image-5-11-0-22-genericubuntu-upgrade-linux-image-5-11-0-22-generic-64kubuntu-upgrade-linux-image-5-11-0-22-generic-lpaeubuntu-upgrade-linux-image-5-11-0-22-lowlatencyubuntu-upgrade-linux-image-5-4-0-1018-gkeopubuntu-upgrade-linux-image-5-4-0-1038-raspiubuntu-upgrade-linux-image-5-4-0-1041-kvmubuntu-upgrade-linux-image-5-4-0-1046-gcpubuntu-upgrade-linux-image-5-4-0-1046-gkeubuntu-upgrade-linux-image-5-4-0-1048-oracleubuntu-upgrade-linux-image-5-4-0-1051-awsubuntu-upgrade-linux-image-5-4-0-1051-azureubuntu-upgrade-linux-image-5-4-0-77-genericubuntu-upgrade-linux-image-5-4-0-77-generic-lpaeubuntu-upgrade-linux-image-5-4-0-77-lowlatencyubuntu-upgrade-linux-image-5-8-0-1032-raspiubuntu-upgrade-linux-image-5-8-0-1032-raspi-nolpaeubuntu-upgrade-linux-image-5-8-0-1033-kvmubuntu-upgrade-linux-image-5-8-0-1037-oracleubuntu-upgrade-linux-image-5-8-0-1038-gcpubuntu-upgrade-linux-image-5-8-0-1039-azureubuntu-upgrade-linux-image-5-8-0-1041-awsubuntu-upgrade-linux-image-5-8-0-63-genericubuntu-upgrade-linux-image-5-8-0-63-generic-64kubuntu-upgrade-linux-image-5-8-0-63-generic-lpaeubuntu-upgrade-linux-image-5-8-0-63-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-aws-lts-18-04ubuntu-upgrade-linux-image-aws-lts-20-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-lts-18-04ubuntu-upgrade-linux-image-azure-lts-20-04ubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-gcp-lts-20-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-18-04ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-5-4ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-4ubuntu-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-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04bubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-18-04ubuntu-upgrade-linux-image-oracle-lts-20-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-hwe-18-04ubuntu-upgrade-linux-image-raspi-nolpaeubuntu-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-18-04ubuntu-upgrade-linux-image-virtual-hwe-20-04ubuntu-upgrade-linux-image-virtual-lts-xenial
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