CVE-2025-38061
net: pktgen: fix access outside of user given buffer in pktgen_thread_write()
Description
In the Linux kernel, the following vulnerability has been resolved: net: pktgen: fix access outside of user given buffer in pktgen_thread_write() Honour the user given buffer size for the strn_len() calls (otherwise strn_len() will access memory outside of the user given buffer).
INFO
Published Date :
June 18, 2025, 10:15 a.m.
Last Modified :
Dec. 18, 2025, 9:31 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Apply the patch to the Linux kernel source.
- Recompile the kernel with the fix.
- Deploy the updated kernel.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-38061.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-38061 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-38061
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-38061 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-38061 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Dec. 18, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.238 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.4.294 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.13 up to (excluding) 6.14.9 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.12.31 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.185 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.141 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.6.93 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Added Reference Type kernel.org: https://git.kernel.org/stable/c/128cdb617a87767c29be43e4431129942fce41df Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/425e64440ad0a2f03bdaf04be0ae53dededbaa77 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/5bfa81539e22af4c40ae5d43d7212253462383a6 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/6b1d3e9db82d01a88de1795b879df67c2116b4f4 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/8fef258b555c75a467a6b4b7e3a3cbc46d5f4102 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/a3d89f1cfe1e6d4bb164db2595511fd33db21900 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/c81c2ee1c3b050ed5c4e92876590cc7a259183f6 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/ef1158a6a650ecee72ab40851b1d52e04d3f9cb5 Types: Patch Added Reference Type CVE: https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html Types: Third Party Advisory Added Reference Type CVE: https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html Types: Third Party Advisory -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 03, 2025
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html Added Reference https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jun. 18, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: net: pktgen: fix access outside of user given buffer in pktgen_thread_write() Honour the user given buffer size for the strn_len() calls (otherwise strn_len() will access memory outside of the user given buffer). Added Reference https://git.kernel.org/stable/c/128cdb617a87767c29be43e4431129942fce41df Added Reference https://git.kernel.org/stable/c/425e64440ad0a2f03bdaf04be0ae53dededbaa77 Added Reference https://git.kernel.org/stable/c/5bfa81539e22af4c40ae5d43d7212253462383a6 Added Reference https://git.kernel.org/stable/c/6b1d3e9db82d01a88de1795b879df67c2116b4f4 Added Reference https://git.kernel.org/stable/c/8fef258b555c75a467a6b4b7e3a3cbc46d5f4102 Added Reference https://git.kernel.org/stable/c/a3d89f1cfe1e6d4bb164db2595511fd33db21900 Added Reference https://git.kernel.org/stable/c/c81c2ee1c3b050ed5c4e92876590cc7a259183f6 Added Reference https://git.kernel.org/stable/c/ef1158a6a650ecee72ab40851b1d52e04d3f9cb5