CVE-2025-39760

HIGH EPSS 5.9%
Published Sep 11, 20259mo ago · Modified Jun 17, 20262w ago
7.1 CVSS 3.1
High
Find Similar
Published Sep 11, 2025 9mo ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: usb: core: config: Prevent OOB read in SS endpoint companion parsing usb_parse_ss_endpoint_companion() checks descriptor type before length, enabling a potentially odd read outside of the buffer size. Fix this up by checking the size first before looking at any of the fields in the descriptor.

CVSS Details

Base Score
7.1
Exploitability
1.8
Impact
5.2
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
5.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel*≥2.6.35  –  <5.10.241
linuxlinux_kernel*≥5.11  –  <5.15.190
linuxlinux_kernel*≥5.16  –  <6.1.149
linuxlinux_kernel*≥6.2  –  <6.6.103
linuxlinux_kernel*≥6.7  –  <6.12.43
linuxlinux_kernel*≥6.13  –  <6.15.11
linuxlinux_kernel*≥6.16  –  <6.16.2
debiandebian_linux11.0any

References 11

  • cert-portal.siemens.com https://cert-portal.siemens.com/productcert/html/ssa-032379.html
  • git.kernel.org https://git.kernel.org/stable/c/058ad2b722812708fe90567875704ae36563e33b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4fe6f472f0beef4281e6f03bc38a910a33be663f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5badd56c711e2c8371d1670f9bd486697575423c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5c3097ede7835d3caf6543eb70ff689af4550cd2
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9512510cee7d1becdb0e9413fdd3ab783e4e30ee
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9843bcb187cb933861f7805022e6873905f669e4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b10e0f868067c6f25bbfabdcf3e1e6432c24ca55
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cf16f408364efd8a68f39011a3b073c83a03612d
    Patch
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
    Third Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
    Third Party Advisory

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/058ad2b722812708fe90567875704ae36563e33b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4fe6f472f0beef4281e6f03bc38a910a33be663f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5badd56c711e2c8371d1670f9bd486697575423c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5c3097ede7835d3caf6543eb70ff689af4550cd2
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9512510cee7d1becdb0e9413fdd3ab783e4e30ee
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9843bcb187cb933861f7805022e6873905f669e4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b10e0f868067c6f25bbfabdcf3e1e6432c24ca55
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cf16f408364efd8a68f39011a3b073c83a03612d
    Patch