Linux Kernel up to 6.14.1 dib8000_set_dds divide by zero

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Linux Kernel up to 6.14.1. This affects the function dib8000_set_dds. The manipulation leads to divide by zero. This vulnerability is uniquely identified as CVE-2025-37937. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.14.1. It has been rated as critical. This issue affects the function dib8000_set_dds. The manipulation with an unknown input leads to a divide by zero vulnerability. Using CWE to declare the problem leads to CWE-369. The product divides a value by zero. Impacted is availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: objtool, media: dib8000: Prevent divide-by-zero in dib8000_set_dds() If dib8000_set_dds()'s call to dib8000_read32() returns zero, the result is a divide-by-zero. Prevent that from happening. Fixes the following warning with an UBSAN kernel: drivers/media/dvb-frontends/dib8000.o: warning: objtool: dib8000_tune() falls through to next function dib8096p_cfg_DibRx()

It is possible to read the advisory at git.kernel.org. The identification of this vulnerability is CVE-2025-37937 since 04/16/2025. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 237504 (Debian dla-4193 : linux-config-6.1 - 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 536f7f3595ef8187cfa9ea50d7d24fcf4e84e166/976a85782246a29ba0f6d411a7a4f524cb9ea987/9b76b198cf209797abcb1314c18ddeb90fe0827b/b9249da6b0ed56269d4f21850df8e5b35dab50bd/75b42dfe87657ede3da3f279bd6b1b16d69af954/cd80277f652138d2619f149f86ae6d17bce721d1/c8430e72b99936c206b37a8e2daebb3f8df7f2d8/6cfe46036b163e5a0f07c6b705b518148e1a8b2f/e63d465f59011dede0a0f1d21718b59a64c3ff5c 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 (237504) and CERT Bund (WID-SEC-2025-1114). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • Dell Avamar
  • Open Source Linux Kernel
  • Dell NetWorker
  • Dell Secure Connect Gateway

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Divide by zero
CWE: CWE-369 / CWE-404
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: 237504
Nessus Name: Debian dla-4193 : linux-config-6.1 - 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: 536f7f3595ef8187cfa9ea50d7d24fcf4e84e166/976a85782246a29ba0f6d411a7a4f524cb9ea987/9b76b198cf209797abcb1314c18ddeb90fe0827b/b9249da6b0ed56269d4f21850df8e5b35dab50bd/75b42dfe87657ede3da3f279bd6b1b16d69af954/cd80277f652138d2619f149f86ae6d17bce721d1/c8430e72b99936c206b37a8e2daebb3f8df7f2d8/6cfe46036b163e5a0f07c6b705b518148e1a8b2f/e63d465f59011dede0a0f1d21718b59a64c3ff5c

Timelineinfo

04/16/2025 🔍
05/20/2025 +34 days 🔍
05/20/2025 +0 days 🔍
12/19/2025 +213 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2025-37937 (🔍)
GCVE (CVE): GCVE-0-2025-37937
GCVE (VulDB): GCVE-100-309707
CERT Bund: WID-SEC-2025-1114 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 05/20/2025 17:59
Updated: 12/19/2025 19:49
Changes: 05/20/2025 17:59 (58), 05/30/2025 15:01 (2), 08/10/2025 20:32 (7), 09/28/2025 03:37 (1), 12/14/2025 15:26 (1), 12/19/2025 19:49 (11)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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