Linux Kernel up to 6.14.1 ntb_hw_switchtec.c ntb_mw_clear_trans out-of-bounds

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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Linux Kernel up to 6.14.1. This vulnerability affects the function ntb_mw_clear_trans of the file drivers/ntb/hw/mscc/ntb_hw_switchtec.c. The manipulation results in out-of-bounds. This vulnerability was named CVE-2023-53034. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.14.1. It has been classified as problematic. Affected is the function ntb_mw_clear_trans of the file drivers/ntb/hw/mscc/ntb_hw_switchtec.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: ntb_hw_switchtec: Fix shift-out-of-bounds in switchtec_ntb_mw_set_trans There is a kernel API ntb_mw_clear_trans() would pass 0 to both addr and size. This would make xlate_pos negative. [ 23.734156] switchtec switchtec0: MW 0: part 0 addr 0x0000000000000000 size 0x0000000000000000 [ 23.734158] ================================================================================ [ 23.734172] UBSAN: shift-out-of-bounds in drivers/ntb/hw/mscc/ntb_hw_switchtec.c:293:7 [ 23.734418] shift exponent -1 is negative Ensuring xlate_pos is a positive or zero before BIT.

The advisory is shared for download at git.kernel.org. This vulnerability is traded as CVE-2023-53034 since 03/27/2025. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 234884 (Debian dsa-5907 : affs-modules-6.1.0-33-4kc-malta-di - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.4.292, 5.10.236, 5.15.180, 6.1.134, 6.6.87, 6.12.23, 6.13.11, 6.14.2 or 6.15-rc1 eliminates this vulnerability. Applying the patch f56951f211f181410a383d305e8d370993e45294/5b6857bb3bfb0dae17fab1e42c1e82c204a508b1/2429bdf26a0f3950fdd996861e9c1a3873af1dbe/7ed22f8d8be26225a78cf5e85b2036421a6bf2d5/c61a3f2df162ba424be0141649a9ef5f28eaccc1/cb153bdc1812a3375639ed6ca5f147eaefb65349/36d32cfb00d42e865396424bb5d340fc0a28870d/0df2e03e4620548b41891b4e0d1bd9d2e0d8a39a/de203da734fae00e75be50220ba5391e7beecdf9 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (234884) and CERT Bund (WID-SEC-2025-0844). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Google Container-Optimized OS
  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • F5 BIG-IP
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • Open Source Linux Kernel
  • Dell Avamar
  • SolarWinds Security Event Manager
  • Dell NetWorker
  • Dell Secure Connect Gateway
  • IBM QRadar SIEM

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 234884
Nessus Name: Debian dsa-5907 : affs-modules-6.1.0-33-4kc-malta-di - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.4.292/5.10.236/5.15.180/6.1.134/6.6.87/6.12.23/6.13.11/6.14.2/6.15-rc1
Patch: f56951f211f181410a383d305e8d370993e45294/5b6857bb3bfb0dae17fab1e42c1e82c204a508b1/2429bdf26a0f3950fdd996861e9c1a3873af1dbe/7ed22f8d8be26225a78cf5e85b2036421a6bf2d5/c61a3f2df162ba424be0141649a9ef5f28eaccc1/cb153bdc1812a3375639ed6ca5f147eaefb65349/36d32cfb00d42e865396424bb5d340fc0a28870d/0df2e03e4620548b41891b4e0d1bd9d2e0d8a39a/de203da734fae00e75be50220ba5391e7beecdf9

Timelineinfo

03/27/2025 🔍
04/16/2025 +19 days 🔍
04/16/2025 +0 days 🔍
03/16/2026 +334 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2023-53034 (🔍)
GCVE (CVE): GCVE-0-2023-53034
GCVE (VulDB): GCVE-100-305088
CERT Bund: WID-SEC-2025-0844 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 04/16/2025 17:13
Updated: 03/16/2026 05:43
Changes: 04/16/2025 17:13 (59), 04/28/2025 05:29 (2), 07/14/2025 23:24 (7), 10/08/2025 20:47 (1), 10/28/2025 23:34 (12), 02/14/2026 23:42 (1), 03/16/2026 05:43 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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