Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2023-53301

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
16/09/2025
Last modified:
27/01/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> f2fs: fix kernel crash due to null io-&gt;bio<br /> <br /> We should return when io-&gt;bio is null before doing anything. Otherwise, panic.<br /> <br /> BUG: kernel NULL pointer dereference, address: 0000000000000010<br /> RIP: 0010:__submit_merged_write_cond+0x164/0x240 [f2fs]<br /> Call Trace:<br /> <br /> f2fs_submit_merged_write+0x1d/0x30 [f2fs]<br /> commit_checkpoint+0x110/0x1e0 [f2fs]<br /> f2fs_write_checkpoint+0x9f7/0xf00 [f2fs]<br /> ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs]<br /> __checkpoint_and_complete_reqs+0x84/0x190 [f2fs]<br /> ? preempt_count_add+0x82/0xc0<br /> ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs]<br /> issue_checkpoint_thread+0x4c/0xf0 [f2fs]<br /> ? __pfx_autoremove_wake_function+0x10/0x10<br /> kthread+0xff/0x130<br /> ? __pfx_kthread+0x10/0x10<br /> ret_from_fork+0x2c/0x50<br />

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.10 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): High

Base Score 3.x
7.10
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.18 (including) 6.1.16 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.2 (including) 6.2.3 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools