CVE-2025-38697
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-04

Last updated on: 2026-03-17

Assigner: kernel.org

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.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2025-09-04
Last Modified
2026-03-17
Generated
2026-06-16
AI Q&A
2025-09-04
EPSS Evaluated
2026-06-14
NVD
CVE-2025-38697
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
linux linux_kernel 5.10.244
linux linux_kernel 6.1.153
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-UNKNOWN
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Executive Summary

This vulnerability is in the Linux kernel's JFS filesystem code, specifically in the dbAllocAG function. When calculating the tree index, there is no check to ensure the index is within valid bounds relative to the size of the stree. This lack of an upper bound check can occur if the filesystem metadata is corrupted, potentially leading to unexpected behavior or errors.

Impact Analysis

If the filesystem metadata is corrupted, this vulnerability could cause the system to behave unexpectedly when accessing or allocating filesystem structures, possibly leading to crashes, data corruption, or denial of service conditions.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2025-38697. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart