CVE-2025-38206

HIGH EPSS 5.1%
Published Jul 4, 202512mo ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Jul 4, 2025 12mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: exfat: fix double free in delayed_free The double free could happen in the following path. exfat_create_upcase_table() exfat_create_upcase_table() : return error exfat_free_upcase_table() : free ->vol_utbl exfat_load_default_upcase_table : return error exfat_kill_sb() delayed_free() exfat_free_upcase_table() <--------- double free This patch set ->vol_util as NULL after freeing it.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
5.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-415

Affected Products 4

VendorProductVersionRange
linuxlinux_kernel*≥5.7  –  <5.10.239
linuxlinux_kernel*≥5.11  –  <5.15.186
linuxlinux_kernel*≥5.16  –  <6.15.4
debiandebian_linux11.0any

References 5

  • git.kernel.org https://git.kernel.org/stable/c/13d8de1b6568dcc31a95534ced16bc0c9a67bc15
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1f3d9724e16d62c7d42c67d6613b8512f2887c22
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/66e84439ec2af776ce749e8540f8fdd257774152
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d3cef0e7a5c1aa6217c51faa9ce8ecac35d6e1fd
    Patch
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
    Mailing ListThird Party Advisory

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/13d8de1b6568dcc31a95534ced16bc0c9a67bc15
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1f3d9724e16d62c7d42c67d6613b8512f2887c22
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/66e84439ec2af776ce749e8540f8fdd257774152
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d3cef0e7a5c1aa6217c51faa9ce8ecac35d6e1fd
    Patch