CVE-2023-52465

MEDIUMNVD 5.55.5—

5.5

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

power: supply: Fix null pointer dereference in smb2_probe

devm_kasprintf and devm_kzalloc return a pointer to dynamically allocated memory which can be NULL upon failure.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 3.4%
KEV: Not listed

Published

February 26, 2024

Last Modified

November 21, 2024

References (6)

416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/88f04bc3e737155e13caddf0ba8ed19db87f0212
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bd3d2ec447ede9da822addf3960a5f4275e3ae76
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e2717302fbc20f148bcda362facee0444b949a3a
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/88f04bc3e737155e13caddf0ba8ed19db87f0212
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/bd3d2ec447ede9da822addf3960a5f4275e3ae76
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/e2717302fbc20f148bcda362facee0444b949a3a

Patch Availability(8)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	linux-tools-oracle-64k (6.5.0.1024.26) @ mantic	2026-05-24	ubuntu
ubuntu	linux-tools-laptop-23.10 (6.5.0.1017.20) @ mantic	2026-05-24	ubuntu
ubuntu	linux-virtual-hwe-22.04-edge (6.5.0.41.41) @ mantic	2026-05-24	ubuntu
ubuntu	linux-tools-nvidia-hwe-22.04-edge (6.5.0.1021.29) @ jammy	2026-05-24	ubuntu
ubuntu	linux-virtual-hwe-22.04 (6.5.0.41.41~22.04.2) @ jammy	2026-05-24	ubuntu
ubuntu	linux-tools-oracle-64k (6.5.0.1024.24~22.04.1) @ jammy	2026-05-24	ubuntu
ubuntu	linux-tools-starfive (6.5.0.1015.17) @ mantic	2026-05-24	ubuntu
ubuntu	linux-tools-oem-22.04d (6.5.0.1024.26) @ jammy	2026-05-24	ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-476NULL Pointer Dereference

All Vendor Advisories

(8)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 15× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-06 13:46 UTCepss_batch
2026-06-06 13:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:39 UTCepss_batch

Frequently asked(5)

What is CVE-2023-52465?

CVE-2023-52465 is a medium vulnerability published on February 26, 2024. In the Linux kernel, the following vulnerability has been resolved: power: supply: Fix null pointer dereference in smb2_probe devmkasprintf and devmkzalloc return a pointer to dynamically allocated memory which can be NULL upon failure.

When was CVE-2023-52465 disclosed?

CVE-2023-52465 was first published in the National Vulnerability Database on February 26, 2024, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-52465 actively exploited?

CVE-2023-52465 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-52465?

CVE-2023-52465 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2023-52465?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-52465, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-52465

Explore →

Is Your Infrastructure Affected by CVE-2023-52465?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2023-52465

Published

Last Modified

References (6)

Patch Availability(8)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-52465?

Same vendor

Same CWE

CVE-2023-52465

📅 Published

🔄 Last Modified

🔗 References (6)

Patch Availability(8)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-52465?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

Same CWE

Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same vendor + same CWE)