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NVD / CVE Program· CNA Linux

CVE-2023-53837: drm/msm: fix NULL-deref on snapshot tear down

Noroxi assessment

Priority: Monitor (action score 0/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 0.23% (FIRST EPSS).
  • Fixed version: Linux Linux 16e0e6fb4511c004a5a0987d5bd75d9bcfb2b175, 19fe79ae816a7e3400df1eb4d27530bf9b8ae258, 8eca32b5b92a0be956a8934d7eddf4f70c107927.

Low priority for now. Upgrade to Linux Linux 16e0e6fb4511c004a5a0987d5bd75d9bcfb2b175, 19fe79ae816a7e3400df1eb4d27530bf9b8ae258, 8eca32b5b92a0be956a8934d7eddf4f70c107927 or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

In the Linux kernel, the following vulnerability has been resolved: drm/msm: fix NULL-deref on snapshot tear down In case of early initialisation errors and on platforms that do not use the DPU controller, the deinitilisation code can be called with the kms pointer set to NULL. Patchwork: https://patchwork.freedesktop.org/patch/525099/

—No exploit Fix available
Published
Dec 9, 2025
Updated
Jun 17, 2026
EPSS
0.2% · 14th percentile
CWE
—

Report tools

JSON

Action score

0

Monitor

Low priority for now.

CVSS
0 / 40 · —
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.2%

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • No public exploit code on record
  • A fix has been released

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Follow CVE-2023-53837

When you'll hear from us

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  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

—

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Linux). Independent of NVD's CPE analysis and usually ahead of it.

  • Linux Linux

    • 5.14affected
    • 98659487b845c05b6bed85d881713545db674c7c and later · before 8f0e1ad5327a3499e7f09157cb714302a856e8a4affected · git
    • 98659487b845c05b6bed85d881713545db674c7c and later · before 16e0e6fb4511c004a5a0987d5bd75d9bcfb2b175affected · git
    • 98659487b845c05b6bed85d881713545db674c7c and later · before 8eca32b5b92a0be956a8934d7eddf4f70c107927affected · git
    • 98659487b845c05b6bed85d881713545db674c7c and later · before 19fe79ae816a7e3400df1eb4d27530bf9b8ae258affected · git
    • 98659487b845c05b6bed85d881713545db674c7c and later · before a465353b9250802f87b97123e33a17f51277f0b1affected · git
    • before 5.14not affected · semver
    • 5.15.112 and later · up to and including 5.15.*not affected · semver
    • 6.1.29 and later · up to and including 6.1.*not affected · semver
    • 6.2.16 and later · up to and including 6.2.*not affected · semver

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:12linuxbefore 6.1.37-16.1.37-1
Debian:13linuxbefore 6.3.7-16.3.7-1

Same product

linux: all records

Other highest-scoring records for the same primary product.

  • CVE-2026-74705udp: fix potential use-after-free in tunnel segmentation
    40Plan
  • CVE-2026-74612veth: fix skb length accounting after XDP frag adjustment
    40Plan
  • CVE-2026-74475vxlan: use neigh_ha_snapshot() in route_shortcircuit()
    40Plan

Published before and after this one in the same product

  • ← EarlierCVE-2023-53833Dec 9, 2025 · drm/i915: Fix NULL ptr deref by checking new_crtc_state
    0Monitor
  • ← EarlierCVE-2023-53834Dec 9, 2025 · iio: adc: ina2xx: avoid NULL pointer dereference on OF device match
    0Monitor
  • Later →CVE-2023-53838Dec 9, 2025 · f2fs: synchronize atomic write aborts
    31Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Linux Linux16e0e6fb4511c004a5a0987d5bd75d9bcfb2b175Vendor (CNA)
Linux Linux19fe79ae816a7e3400df1eb4d27530bf9b8ae258Vendor (CNA)
Linux Linux8eca32b5b92a0be956a8934d7eddf4f70c107927Vendor (CNA)
Linux Linux8f0e1ad5327a3499e7f09157cb714302a856e8a4Vendor (CNA)
Linux Linuxa465353b9250802f87b97123e33a17f51277f0b1Vendor (CNA)
debian:linux6.1.37-1 · Debian:12Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

No history yet (it accumulates with the daily EPSS job).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

No CVSS vector for this record, so attack conditions can't be derived.

Weakness class (CWE)

—

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

Show all references (4 more)

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records