vulnerability

Ubuntu: (Multiple Advisories) (CVE-2021-29266): Linux kernel (OEM) vulnerabilities

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Mar 26, 2021
Added
May 12, 2021
Modified
Mar 22, 2023

Description

An issue was discovered in the Linux kernel before 5.11.9. drivers/vhost/vdpa.c has a use-after-free because v->config_ctx has an invalid value upon re-opening a character device, aka CID-f6bbf0010ba0.

Solution(s)

ubuntu-upgrade-linux-image-5-10-0-1026-oemubuntu-upgrade-linux-image-5-8-0-1024-raspiubuntu-upgrade-linux-image-5-8-0-1024-raspi-nolpaeubuntu-upgrade-linux-image-5-8-0-1027-kvmubuntu-upgrade-linux-image-5-8-0-1029-oracleubuntu-upgrade-linux-image-5-8-0-1031-gcpubuntu-upgrade-linux-image-5-8-0-1032-azureubuntu-upgrade-linux-image-5-8-0-1033-awsubuntu-upgrade-linux-image-5-8-0-53-genericubuntu-upgrade-linux-image-5-8-0-53-generic-64kubuntu-upgrade-linux-image-5-8-0-53-generic-lpaeubuntu-upgrade-linux-image-5-8-0-53-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04bubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-nolpaeubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-20-04
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