CVE-2025-38495: debian linux — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: HID: core: ensure the allocated report buffer can contain the reserved report ID When the report ID is not used, the low level transport drivers expect the first byte to be 0. However, currently the allocated buffer not account for that extra byte, meaning that instead of having 8 guaranteed bytes for implement to be working, we only have 7.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor	Product	Versions
linux	linux_kernel	3.15 — 5.4.297
linux	linux_kernel	5.5 — 5.10.241
linux	linux_kernel	5.11 — 5.15.190
linux	linux_kernel	5.16 — 6.1.147
linux	linux_kernel	6.2 — 6.6.100
linux	linux_kernel	6.7 — 6.12.40
linux	linux_kernel	6.13 — 6.15.8
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
debian	debian_linux	All

References

Advisories & Patches

https://git.kernel.org/stable/c/4f15ee98304b96e164ff2340e1dfd6181c3f42aa https://git.kernel.org/stable/c/7228e36c7875e4b035374cf68ca5e44dffa596b2 https://git.kernel.org/stable/c/7fa83d0043370003e9a0b46ab7ae8f53b00fab06 https://git.kernel.org/stable/c/9f2892f7233a8f1320fe671d0f95f122191bfbcd https://git.kernel.org/stable/c/a262370f385e53ff7470efdcdaf40468e5756717 https://git.kernel.org/stable/c/a47d9d9895bad9ce0e840a39836f19ca0b2a343a https://git.kernel.org/stable/c/d3ed1d84a84538a39b3eb2055d6a97a936c108f2 https://git.kernel.org/stable/c/fcda39a9c5b834346088c14b1374336b079466c1

Other References

https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html

Frequently Asked Questions

What is CVE-2025-38495? +

In the Linux kernel, the following vulnerability has been resolved: HID: core: ensure the allocated report buffer can contain the reserved report ID When the report ID is not used, the low level transport drivers expect the first byte to be 0. However, currently the allocated buffer not account for that extra byte, meaning that instead of having 8 guaranteed bytes for implement to be working, we only have 7. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-38495? +

CVE-2025-38495 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-38495? +

CVE-2025-38495 affects products from debian, linux, specifically: debian_linux, linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-38495? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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