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Linux CVE-2025-71138

MEDIUM
NULL Pointer Dereference (CWE-476)
2026-01-14 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Denial Of Service Linux Null Pointer Dereference
5.5
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-476
OWASP Top 10:2025
A10:2025 - Mishandling of Exceptional Conditions
ASVS 5.0
V16 - Security Logging and Error Handling Null pointer safety, defensive checks
MITRE ATT&CK

1 technique across 1 tactic: Impact

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

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Impact

Exploitable via local access.
Exploit ScenarioDerived

An attacker could exploit this vulnerability to compromise the affected system.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

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

drm/msm/dpu: Add missing NULL pointer check for pingpong interface

It is checked almost always in dpu_encoder_phys_wb_setup_ctl(), but in a single place the check is missing.

RemediationAI

Monitor vendor advisories for a patch.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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Technical ContextAI · show details

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

drm/msm/dpu: Add missing NULL pointer check for pingpong interface

It is checked almost always in dpu_encoder_phys_wb_setup_ctl(), but in a single place the check is missing. Also use convenient locals instead of phys_enc->* where available.

Patchwork: https://patchwork.freedesktop.org/patch/693860/

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 5.5 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SUSE MEDIUM

Primary rating from NVD.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

2
Patch released
Apr 09, 2026 - 08:30 nvd
Patch available
CVE Published
Jan 14, 2026 - 15:16 nvd
MEDIUM 5.5

DescriptionNVD

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

drm/msm/dpu: Add missing NULL pointer check for pingpong interface

It is checked almost always in dpu_encoder_phys_wb_setup_ctl(), but in a single place the check is missing. Also use convenient locals instead of phys_enc->* where available.

Patchwork: https://patchwork.freedesktop.org/patch/693860/

Executive ViewAI

Why It Matters

CVE-2025-71138 presents moderate security risk, a null pointer dereference vulnerability rated CVSS 5.5. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: enable ASLR/DEP, apply network segmentation.

Threat Intelligence Overview

EPSS Score
0.0%
Top 93% exploitable
Data Quality
5 sources
Confidence: Medium
NVD CVE.org EPSS Vendor VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact
Low

Priority Score

28
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +28
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Null Pointer Dereference MEDIUM

A null pointer dereference occurs when a program attempts to access memory through a pointer that has been set to NULL (address 0x0).

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc8:*:*:*:*:*:*

Same weakness CWE-476 – NULL Pointer Dereference

View all
CVE-2016-0742 HIGH
7.5
CVE-2014-3470 MEDIUM
4.3
CVE-2020-1967 HIGH POC
7.5
CVE-2017-3730 HIGH POC
7.5
CVE-2017-3169 CRITICAL POC
9.8
CVE-2016-4957 HIGH
7.5
CVE-2021-3449 MEDIUM
5.9
CVE-2015-3194 HIGH
7.5

Same technique Denial Of Service

View all
CVE-2015-5119 CRITICAL POC
9.8
CVE-2011-2462 CRITICAL POC
9.8
CVE-2011-0611 HIGH POC
8.8
CVE-2012-1889 HIGH POC
8.8
CVE-2012-0507 CRITICAL POC
9.8
CVE-2014-1761 HIGH POC
7.8
CVE-2015-5122 CRITICAL POC
9.8
CVE-2011-0609 HIGH POC
7.8

Vendor StatusVendor

SUSE

Severity: Medium
Product Status
Container suse/sl-micro/6.0/baremetal-os-container:2.1.3-6.35 Container suse/sl-micro/6.0/toolbox:13.2-9.1 Image SLE-Micro-Azure Image SLE-Micro-BYOS Image SLE-Micro-BYOS-Azure Image SLE-Micro-BYOS-EC2 Image SLE-Micro-BYOS-GCE Image SLE-Micro-GCE Affected
Container suse/sl-micro/6.0/base-os-container:2.1.3-7.95 Image SL-Micro Image SLE-Micro Image SLE-Micro-EC2 Affected
Container suse/sl-micro/6.0/kvm-os-container:2.1.3-6.115 Affected
Container suse/sl-micro/6.0/rt-os-container:2.1.3-7.146 Affected
Container suse/sl-micro/6.1/base-os-container:2.2.1-5.80 Image SL-Micro-EC2 Image SUSE-Multi-Linux-Manager-Proxy-BYOS-EC2 Image SUSE-Multi-Linux-Manager-Server-Azure-ltd Image SUSE-Multi-Linux-Manager-Server-BYOS-EC2 Image SUSE-Multi-Linux-Manager-Server-EC2-llc Image SUSE-Multi-Linux-Manager-Server-EC2-ltd Affected

References

Advisories & patches
ADVISORY https://ubuntu.com/security/notices/USN-8177-1 ADVISORY https://vuldb.com/?id.341102 ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:0447/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:0472/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:0587/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20477/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20479/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20498/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20520/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20555/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20570/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20599/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20615/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20772/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20794/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20819/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20845/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20872/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20876/ REF https://git.kernel.org/stable/c/0d63df37b56a0aae2503147f234f5238304c62b5 REF https://git.kernel.org/stable/c/35ea3282136a630a3fd92b76f5a3a02651145ef1 REF https://git.kernel.org/stable/c/471baae774a30a04cf066907b60eaf3732928cb7 REF https://git.kernel.org/stable/c/678d1c86566dfbb247ba25482d37fddde6140cc9 REF https://git.kernel.org/stable/c/88733a0b64872357e5ecd82b7488121503cb9cc6

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