CVE-2024-40969

MEDIUM EPSS 12.2%
Published Jul 12, 20241y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jul 12, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: f2fs: don't set RO when shutting down f2fs Shutdown does not check the error of thaw_super due to readonly, which causes a deadlock like below. f2fs_ioc_shutdown(F2FS_GOING_DOWN_FULLSYNC) issue_discard_thread - bdev_freeze - freeze_super - f2fs_stop_checkpoint() - f2fs_handle_critical_error - sb_start_write - set RO - waiting - bdev_thaw - thaw_super_locked - return -EINVAL, if sb_rdonly() - f2fs_stop_discard_thread -> wait for kthread_stop(discard_thread);

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
12.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-667

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel* <6.6.36
linuxlinux_kernel*≥6.7  –  <6.9.7

References 3

  • git.kernel.org https://git.kernel.org/stable/c/1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3bdb7f161697e2d5123b89fe1778ef17a44858e7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f47ed3b284b38f235355e281f57dfa8fffcc6563
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3bdb7f161697e2d5123b89fe1778ef17a44858e7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f47ed3b284b38f235355e281f57dfa8fffcc6563
    Patch