CVE-2025-38697 Details
Description
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.
A vulnerability exists in the Linux kernel's JFS (Journaled File System) implementation, specifically within the 'dbAllocAG' function. The issue arises because the function does not properly validate the tree index against the size of the index tree, which can lead to out-of-bounds access. This flaw could be exploited if the filesystem metadata is corrupted.
Users can upgrade to the latest version of the Linux kernel where this vulnerability has been addressed. Instructions for upgrading the kernel can be found in the official Linux kernel documentation.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-129 | Improper Validation of Array Index | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 2.6.12.1, < 5.4.297 >= 5.5, < 5.10.241 >= 5.11, < 5.15.190 >= 5.16, < 6.1.149 >= 6.2, < 6.6.103 >= 6.7, < 6.12.43 >= 6.13, < 6.15.11 >= 6.16, < 6.16.2 2.6.12 - 2.6.12 rc2 2.6.12 rc3 2.6.12 rc4 2.6.12 rc5 |
CPE
Remediation
| |
| debian debian linux | 11.0 |
CPE
Remediation
| |
Change History
8 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 30, 2026 | CVE Modified | kernel.org |
| Jun 17, 2026 | CVE Modified | siemens-SADP |
| Jun 17, 2026 | CVE Modified | kernel.org |
| May 12, 2026 | CVE Modified | siemens-SADP |
| Mar 17, 2026 | Modified Analysis | [email protected] |
| Jan 26, 2026 | Initial Analysis | [email protected] |
| Nov 3, 2025 | CVE Modified | CVE |
| Sep 4, 2025 | New CVE Received | kernel.org |