Kernel: oob access in smb2_dump_detail

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Summary

CVECVE-2023-6610
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-12-08 17:15:07 UTC
Updated2026-08-25 18:17:50 UTC
DescriptionAn out-of-bounds read vulnerability was found in smb2_dump_detail in fs/smb/client/smb2ops.c in the Linux Kernel. This issue could allow a local attacker to crash the system or leak internal kernel information.

Risk And Classification

Primary CVSS: v3.1 7.1 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS: 0.004300000 probability, percentile 0.356510000 (date 2026-08-25)

Problem Types: CWE-125 | CWE-125 Out-of-bounds Read

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.1HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
3.1[email protected]Secondary7.1HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
3.1CNACVSS7.1HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CVSS v3.1 Breakdown

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

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel - All All All
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux 9.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Kernel affected 6.1.74 semver Not specified
CNA Linux Kernel affected 6.2 6.6.13 semver Not specified
CNA Red Hat Red Hat Enterprise Linux 8 unaffected 0:4.18.0-513.18.1.rt7.320.el8_9 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 8 unaffected 0:4.18.0-513.18.1.el8_9 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support unaffected 0:4.18.0-372.91.1.el8_6 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support unaffected 0:4.18.0-477.51.1.el8_8 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 9 unaffected 0:5.14.0-362.24.1.el9_3 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 9 unaffected 0:5.14.0-362.24.1.el9_3 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support unaffected 0:5.14.0-284.52.1.el9_2 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support unaffected 0:5.14.0-284.52.1.rt14.337.el9_2 * rpm Not specified
CNA Red Hat Red Hat Virtualization 4 For Red Hat Enterprise Linux 8 unaffected 0:4.18.0-372.91.1.el8_6 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.6-22 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.6-11 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v6.8.1-407 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.6-19 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v1.0.0-479 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.6-7 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v0.4.0-247 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.6-5 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v1.1.0-227 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.1-470 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v2.9.6-14 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.6-2 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.6-24 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v5.8.6-10 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v0.1.0-525 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v0.1.0-224 * rpm Not specified
CNA Red Hat RHOL-5.8-RHEL-9 unaffected v0.28.1-56 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 6 Not specified Not specified
CNA Red Hat Red Hat Enterprise Linux 7 Not specified Not specified
CNA Red Hat Red Hat Enterprise Linux 7 Not specified Not specified
CNA Red Hat Red Hat Enterprise Linux 9 Not specified Not specified

References

ReferenceSourceLinkTags
access.redhat.com/errata/RHSA-2024:1404 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
access.redhat.com/security/cve/CVE-2023-6610 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com Third Party Advisory
bugzilla.redhat.com/show_bug.cgi af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Exploit, Issue Tracking
access.redhat.com/errata/RHSA-2024:2094 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
bugzilla.kernel.org/show_bug.cgi af854a3a-2127-422b-91ae-364da2661108 bugzilla.kernel.org Exploit, Issue Tracking
access.redhat.com/errata/RHSA-2024:0723 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
access.redhat.com/errata/RHSA-2024:0725 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
access.redhat.com/errata/RHSA-2024:0897 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
access.redhat.com/errata/RHSA-2024:1248 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
access.redhat.com/errata/RHSA-2024:0724 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit [email protected] git.kernel.org
access.redhat.com/errata/RHSA-2024:0881 af854a3a-2127-422b-91ae-364da2661108 access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

SourceTimeEvent
CNA2023-12-08T00:00:00.000ZReported to Red Hat.
CNA2023-12-04T00:00:00.000ZMade public.

Workarounds

CNA: To mitigate this issue, prevent module cifs from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.

Legacy QID Mappings

  • 161372 Oracle Enterprise Linux Security Update for kernel (ELSA-2024-12169)
  • 161402 Oracle Enterprise Linux Security Update for kernel (ELSA-2024-0897)
  • 161417 Oracle Enterprise Linux Security Update for kernel (ELSA-2024-1248)
  • 200182 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-6688-1)
  • 200242 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-6724-1)
  • 242887 Red Hat Update for kernel-rt (RHSA-2024:0725)
  • 242890 Red Hat Update for kernel (RHSA-2024:0724)
  • 242908 Red Hat Update for kernel (RHSA-2024:0723)
  • 242939 Red Hat Update for kernel (RHSA-2024:0897)
  • 242983 Red Hat Update for kernel-rt (RHSA-2024:0881)
  • 243052 Red Hat Update for kernel (RHSA-2024:1248)
  • 243087 Red Hat Update for kernel (RHSA-2024:1404)
  • 755604 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0129-1)
  • 755605 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0120-1)
  • 755606 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0117-1)
  • 755607 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0115-1)
  • 755753 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0484-1)
  • 941584 AlmaLinux Security Update for kernel (ALSA-2024:0897)

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