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CVE record · CVE-2023-32256

Kernel: ksmbd race issue from smb2 close and logoff with multichannel

CVSS 7.5 HighEPSS 0.0062 · 49th percentile

Published by the CVE Program (CNA: redhat) at 1 Aug 2025, 17:37 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Not given Not given Package name: linux https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/
  • affected before 5.15.145 semvar
  • affected 6.0.0 to before 6.0.* semvar
  • affected 6.1.0 to before 6.1.29 semvar
  • affected 6.2.0 to before 6.2.16 semvar
  • affected 6.3.0 to before 6.3.2 semvar
Other versions: unaffected
Red Hat Red Hat Enterprise Linux 10 Package name: kernel https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Red Hat Red Hat Enterprise Linux 6 Package name: kernel https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Red Hat Red Hat Enterprise Linux 7 Package name: kernel https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Red Hat Red Hat Enterprise Linux 7 Package name: kernel-rt https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Red Hat Red Hat Enterprise Linux 8 Package name: kernel https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Red Hat Red Hat Enterprise Linux 8 Package name: kernel-rt https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Red Hat Red Hat Enterprise Linux 9 Package name: kernel https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Red Hat Red Hat Enterprise Linux 9 Package name: kernel-rt https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Identifiers
CVE-2023-32256
CNA
redhat
Weakness (CWE)
CWE-421
Tags
Published
1 Aug 2025
Updated
6 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:H CNA (redhat)
  • CISA KEV Not listed.
  • EPSS 0.0062, the 49th percentile, on 8 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 1 Aug 2025, 17:37 UTC Confirmed by the CVE List
  2. 1 Aug 2025, 18:15 UTC Confirmed by NVD

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.