Linux Kernel up to 6.16.1 jfs out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Linux Kernel up to 6.16.1. The impacted element is an unknown function of the component jfs. The manipulation results in out-of-bounds. This vulnerability is known as CVE-2025-38697. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in Linux Kernel up to 6.16.1. Affected is an unknown function of the component jfs. 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: jfs: upper bound check of tree index in dbAllocAG When computing the tree index in dbAllocAG, we never check if we are out of bounds realative to the size of the stree. This could happen in a scenario where the filesystem metadata are corrupted.

The advisory is shared for download at git.kernel.org. This vulnerability is traded as CVE-2025-38697 since 04/16/2025. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 261561 (Linux Distros Unpatched Vulnerability : CVE-2025-38697), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.4.297, 5.10.241, 5.15.190, 6.1.149, 6.6.103, 6.12.43, 6.15.11, 6.16.2 or 6.17-rc1 eliminates this vulnerability. Applying the patch 5bdb9553fb134fd52ec208a8b378120670f6e784/a4f199203f79ca9cd7355799ccb26800174ff093/1467a75819e41341cd5ebd16faa2af1ca3c8f4fe/49ea46d9025aa1914b24ea957636cbe4367a7311/173cfd741ad7073640bfb7e2344c2a0ee005e769/c8ca21a2836993d7cb816668458e05e598574e55/2dd05f09cc323018136a7ecdb3d1007be9ede27f/30e19a884c0b11f33821aacda7e72e914bec26ef/c214006856ff52a8ff17ed8da52d50601d54f9ce 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 (261561) and CERT Bund (WID-SEC-2025-1976). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Open Source Linux Kernel
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • Microsoft Azure
  • Dell Secure Connect Gateway
  • IBM QRadar SIEM
  • IBM Security Verify Access
  • Dell NetWorker

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: 5.6

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

NVD Base Score: 7.8
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: 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: 261561
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-38697

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 5.4.297/5.10.241/5.15.190/6.1.149/6.6.103/6.12.43/6.15.11/6.16.2/6.17-rc1
Patch: 5bdb9553fb134fd52ec208a8b378120670f6e784/a4f199203f79ca9cd7355799ccb26800174ff093/1467a75819e41341cd5ebd16faa2af1ca3c8f4fe/49ea46d9025aa1914b24ea957636cbe4367a7311/173cfd741ad7073640bfb7e2344c2a0ee005e769/c8ca21a2836993d7cb816668458e05e598574e55/2dd05f09cc323018136a7ecdb3d1007be9ede27f/30e19a884c0b11f33821aacda7e72e914bec26ef/c214006856ff52a8ff17ed8da52d50601d54f9ce

Timelineinfo

04/16/2025 CVE reserved
09/04/2025 +141 days Advisory disclosed
09/04/2025 +0 days VulDB entry created
02/10/2026 +159 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2025-38697 (🔒)
GCVE (CVE): GCVE-0-2025-38697
GCVE (VulDB): GCVE-100-322560
CERT Bund: WID-SEC-2025-1976 - Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of Service

Entryinfo

Created: 09/04/2025 18:31
Updated: 02/10/2026 06:39
Changes: 09/04/2025 18:31 (58), 09/05/2025 13:19 (7), 09/07/2025 22:35 (2), 10/08/2025 15:56 (1), 12/09/2025 16:10 (1), 01/14/2026 23:32 (1), 01/27/2026 02:46 (11), 02/10/2026 06:39 (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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