vulnerability

Ubuntu: (Multiple Advisories) (CVE-2022-1419): Linux kernel vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
May 13, 2022
Added
Jun 8, 2022
Modified
Mar 22, 2023

Description

The root cause of this vulnerability is that the ioctl$DRM_IOCTL_MODE_DESTROY_DUMB can decrease refcount of *drm_vgem_gem_object *(created in *vgem_gem_dumb_create*) concurrently, and *vgem_gem_dumb_create *will access the freed drm_vgem_gem_object.

Solution(s)

ubuntu-upgrade-linux-image-4-15-0-1098-oracleubuntu-upgrade-linux-image-4-15-0-1114-raspi2ubuntu-upgrade-linux-image-4-15-0-1119-kvmubuntu-upgrade-linux-image-4-15-0-1127-gcpubuntu-upgrade-linux-image-4-15-0-1132-snapdragonubuntu-upgrade-linux-image-4-15-0-1133-awsubuntu-upgrade-linux-image-4-15-0-1133-aws-hweubuntu-upgrade-linux-image-4-15-0-1142-azureubuntu-upgrade-linux-image-4-15-0-184-genericubuntu-upgrade-linux-image-4-15-0-184-generic-lpaeubuntu-upgrade-linux-image-4-15-0-184-lowlatencyubuntu-upgrade-linux-image-4-4-0-1109-awsubuntu-upgrade-linux-image-4-4-0-1110-kvmubuntu-upgrade-linux-image-4-4-0-1145-awsubuntu-upgrade-linux-image-4-4-0-229-genericubuntu-upgrade-linux-image-4-4-0-229-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-aws-lts-18-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-lts-18-04ubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-18-04ubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragonubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-16-04ubuntu-upgrade-linux-image-virtual-lts-xenial
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