CVE-2023-32250

highpriority · track · 33EPSS 0.026 · 85 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.61% (85th) EPSS

CVSS 8.1 · high

Is it mine?

22 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the processing of SMB2_SESSION_SETUP commands. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to execute code in the context of the kernel.

cvss

Technical severity, 0–10. One row per scoring source.

9.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.4–9

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 5.9

v3.19criticalAV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19criticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · ENISA EU

v3.19criticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · secalert@redhat.com USexploitability 2.2 · impact 6

v3.17.4highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-362USprimaryCWE-362US

affected products (22)

Products and version ranges known to be affected.

Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
Open Source Linux Kernelall versionscert_bundDEcpe:/o:linux:linux_kernel:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
АО «ИВК» АЛЬТ СП 10all versionsfstec_bduRU
ООО «Ред Софт» РЕД ОС≤ 7.3fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 4.7fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 1.7fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 1.6 «Смоленск»fstec_bduRU
Сообщество свободного программного обеспечения Linux5.15.0 → 5.15.144fstec_bduRU
Сообщество свободного программного обеспечения Linux5.16 → 6.1.28fstec_bduRU
Сообщество свободного программного обеспечения Linux6.2.0 → 6.2.15fstec_bduRU
Сообщество свободного программного обеспечения Linux6.3.0 → 6.3.1fstec_bduRU
linux linux kernel5.15 → 5.15.145nvdUScpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linux linux kernel5.16 → 6.1.29nvdUScpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linux linux kernel6.2 → 6.2.16nvdUScpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linux linux kernel6.3 → 6.3.2nvdUScpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
netapp h300sall versionsnvdUScpe:2.3:h:netapp:h300s:*:*:*:*:*:*:*:*
netapp h410sall versionsnvdUScpe:2.3:h:netapp:h410s:*:*:*:*:*:*:*:*
netapp h500sall versionsnvdUScpe:2.3:h:netapp:h500s:*:*:*:*:*:*:*:*
netapp h700sall versionsnvdUScpe:2.3:h:netapp:h700s:*:*:*:*:*:*:*:*

showing 20 of 22

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1255Linux Kernel (ksmbd): Mehrere SchwachstellenDeutsch2023-05-18csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service-Zustand herbeizuführen, Informationen offenzulegen, Sicherheitsvorkehrungen zu umgehen, Privilegien zu erweitern und beliebigen Code auszuführen.

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2023-07-10modified 2026-06-17

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Related entries.

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+4135 more

references (18)

External citations — patches, advisories, analysis.

scry

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