vulnerability

Ubuntu: (Multiple Advisories) (CVE-2023-52821): Linux kernel vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 21, 2024
Added
Nov 19, 2024
Modified
Aug 18, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/panel: fix a possible null pointer dereference

In versatile_panel_get_modes(), the return value of drm_mode_duplicate()
is assigned to mode, which will lead to a NULL pointer dereference
on failure of drm_mode_duplicate(). Add a check to avoid npd.

Solutions

ubuntu-upgrade-linux-image-5-4-0-1048-iotubuntu-upgrade-linux-image-5-4-0-1056-xilinx-zynqmpubuntu-upgrade-linux-image-5-4-0-1084-ibmubuntu-upgrade-linux-image-5-4-0-1097-bluefieldubuntu-upgrade-linux-image-5-4-0-1121-raspiubuntu-upgrade-linux-image-5-4-0-1125-kvmubuntu-upgrade-linux-image-5-4-0-1136-oracleubuntu-upgrade-linux-image-5-4-0-1137-awsubuntu-upgrade-linux-image-5-4-0-1141-gcpubuntu-upgrade-linux-image-5-4-0-1142-azureubuntu-upgrade-linux-image-5-4-0-204-genericubuntu-upgrade-linux-image-5-4-0-204-generic-lpaeubuntu-upgrade-linux-image-5-4-0-204-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-lts-20-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-lts-20-04ubuntu-upgrade-linux-image-bluefieldubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-20-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-ibm-lts-20-04ubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-18-04ubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-20-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-hwe-18-04ubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragon-hwe-18-04ubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-18-04ubuntu-upgrade-linux-image-xilinx-zynqmp

References

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