Is CVE-2023-52821 in the CISA KEV catalog?

No. CVE-2023-52821 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-52821?

CVE-2023-52821 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2023-52821?

CVE-2023-52821 has an EPSS score of 0.24% (15th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-52821?

Upgrade linux on debian 11 to 5.10.205-1 or later. Fixes are available for 58 affected products.

CVE & CISA-KEV Catalog

CVE-2023-52821

MEDIUM

5.5

CVSS v3

NVD

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.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

linuxDebian

Fixed in:5.10.205-1CVE-2023-52821

Fixed in:6.1.64-1CVE-2023-52821

Fixed in:6.6.8-1CVE-2023-52821

linuxUbuntu

Fixed in:5.4.0-204.224USN-7173-1

linux-awsUbuntu

Fixed in:5.4.0-1137.147USN-7173-2

linux-aws-5.4Ubuntu

Fixed in:5.4.0-1137.147~18.04.1USN-7173-2

linux-azureUbuntu

Fixed in:5.4.0-1142.149USN-7195-1

linux-azure-5.4Ubuntu

Fixed in:5.4.0-1142.149~18.04.1USN-7195-2

linux-bluefieldUbuntu

Fixed in:5.4.0-1097.104USN-7173-2

linux-gcpUbuntu

Fixed in:5.4.0-1141.150USN-7173-1

linux-gcp-5.4Ubuntu

Fixed in:5.4.0-1141.150~18.04.1USN-7173-1

linux-hwe-5.4Ubuntu

Fixed in:5.4.0-204.224~18.04.1USN-7173-1

linux-ibmUbuntu

Fixed in:5.4.0-1084.89USN-7173-2

linux-ibm-5.4Ubuntu

Fixed in:5.4.0-1084.89~18.04.1USN-7173-2

linux-image-5.4.0-1048-iotUbuntu

Fixed in:5.4.0-1048.51USN-7413-1

linux-image-5.4.0-1056-xilinx-zynqmpUbuntu

Fixed in:5.4.0-1056.60USN-7173-2

linux-image-5.4.0-1084-ibmUbuntu

Fixed in:5.4.0-1084.89~18.04.1USN-7173-2

Fixed in:5.4.0-1084.89USN-7173-2

linux-image-5.4.0-1097-bluefieldUbuntu

Fixed in:5.4.0-1097.104USN-7173-2

linux-image-5.4.0-1121-raspiUbuntu

Fixed in:5.4.0-1121.133~18.04.1USN-7173-3

Fixed in:5.4.0-1121.133USN-7173-1

linux-image-5.4.0-1125-kvmUbuntu

Fixed in:5.4.0-1125.133USN-7173-1

linux-image-5.4.0-1136-oracleUbuntu

Fixed in:5.4.0-1136.145~18.04.1USN-7173-2

Fixed in:5.4.0-1136.145USN-7173-2

linux-image-5.4.0-1137-awsUbuntu

Fixed in:5.4.0-1137.147~18.04.1USN-7173-2

Fixed in:5.4.0-1137.147USN-7173-2

linux-image-5.4.0-1141-gcpUbuntu

Fixed in:5.4.0-1141.150~18.04.1USN-7173-1

Fixed in:5.4.0-1141.150USN-7173-1

linux-image-5.4.0-1142-azureUbuntu

Fixed in:5.4.0-1142.149~18.04.1USN-7195-2

Fixed in:5.4.0-1142.149USN-7195-1

linux-image-5.4.0-204-genericUbuntu

Fixed in:5.4.0-204.224~18.04.1USN-7173-1

Fixed in:5.4.0-204.224USN-7173-1

linux-image-5.4.0-204-generic-lpaeUbuntu

Fixed in:5.4.0-204.224USN-7173-1

linux-image-5.4.0-204-lowlatencyUbuntu

Fixed in:5.4.0-204.224~18.04.1USN-7173-1

Fixed in:5.4.0-204.224USN-7173-1

linux-image-awsUbuntu

Fixed in:5.4.0.1137.147~18.04.1USN-7173-2

linux-image-aws-lts-20.04Ubuntu

Fixed in:5.4.0.1137.134USN-7173-2

linux-image-azureUbuntu

Fixed in:5.4.0.1142.149~18.04.1USN-7195-2

linux-image-azure-lts-20.04Ubuntu

Fixed in:5.4.0.1142.136USN-7195-1

linux-image-bluefieldUbuntu

Fixed in:5.4.0.1097.93USN-7173-2

linux-image-gcpUbuntu

Fixed in:5.4.0.1141.150~18.04.1USN-7173-1

linux-image-gcp-lts-20.04Ubuntu

Fixed in:5.4.0.1141.143USN-7173-1

linux-image-genericUbuntu

Fixed in:5.4.0.204.200USN-7173-1

linux-image-generic-hwe-18.04Ubuntu

Fixed in:5.4.0.204.224~18.04.1USN-7173-1

linux-image-generic-lpaeUbuntu

Fixed in:5.4.0.204.200USN-7173-1

linux-image-ibmUbuntu

Fixed in:5.4.0.1084.89~18.04.1USN-7173-2

linux-image-ibm-lts-20.04Ubuntu

Fixed in:5.4.0.1084.113USN-7173-2

linux-image-kvmUbuntu

Fixed in:5.4.0.1125.121USN-7173-1

linux-image-lowlatencyUbuntu

Fixed in:5.4.0.204.200USN-7173-1

linux-image-lowlatency-hwe-18.04Ubuntu

Fixed in:5.4.0.204.224~18.04.1USN-7173-1

linux-image-oemUbuntu

Fixed in:5.4.0.204.224~18.04.1USN-7173-1

Fixed in:5.4.0.204.200USN-7173-1

linux-image-oem-osp1Ubuntu

Fixed in:5.4.0.204.224~18.04.1USN-7173-1

Fixed in:5.4.0.204.200USN-7173-1

linux-image-oracleUbuntu

Fixed in:5.4.0.1136.145~18.04.1USN-7173-2

linux-image-oracle-lts-20.04Ubuntu

Fixed in:5.4.0.1136.129USN-7173-2

linux-image-raspiUbuntu

Fixed in:5.4.0.1121.151USN-7173-1

linux-image-raspi-hwe-18.04Ubuntu

Fixed in:5.4.0.1121.133~18.04.1USN-7173-3

linux-image-raspi2Ubuntu

Fixed in:5.4.0.1121.151USN-7173-1

linux-image-snapdragon-hwe-18.04Ubuntu

Fixed in:5.4.0.204.224~18.04.1USN-7173-1

linux-image-virtualUbuntu

Fixed in:5.4.0.204.200USN-7173-1

linux-image-virtual-hwe-18.04Ubuntu

Fixed in:5.4.0.204.224~18.04.1USN-7173-1

linux-image-xilinx-zynqmpUbuntu

Fixed in:5.4.0.1056.56USN-7173-2

linux-iotUbuntu

Fixed in:5.4.0-1048.51USN-7413-1

linux-kvmUbuntu

Fixed in:5.4.0-1125.133USN-7173-1

linux-oracleUbuntu

Fixed in:5.4.0-1136.145USN-7173-2

linux-oracle-5.4Ubuntu

Fixed in:5.4.0-1136.145~18.04.1USN-7173-2

linux-raspiUbuntu

Fixed in:5.4.0-1121.133USN-7173-1

linux-raspi-5.4Ubuntu

Fixed in:5.4.0-1121.133~18.04.1USN-7173-3

linux-xilinx-zynqmpUbuntu

Fixed in:5.4.0-1056.60USN-7173-2

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.24%probability of exploitation in 30 days

15thpercentile

Low risk: more likely to be exploited than 15% of all known CVEs.

References

Patch6

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	Fix

Embed a live status badge for CVE-2023-52821

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.