CVE-2023-53301

CVE.org · Published

Record status: Published
Identifier year (not publication year): 2023
Source publication: Sep 16, 2025
Source updated: May 11, 2026
Imported by cveboard: Oct 24, 2026
Source snapshot: cve_2026-10-24_midnight_baseline · Oct 24, 2026

CNA source text (English)

f2fs: fix kernel crash due to null io->bio

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

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Linux

Vendor: Linux
Product: Linux
Platforms: Unknown
Default status: unaffected

Linux · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
64bf0eef0171912f7c2f3ea30ee6ad7a2ad0a511	`affected`	git	83dbb9a1bd5ef2eea73275906fc50b2fdda39cd5	Unavailable	None listed
64bf0eef0171912f7c2f3ea30ee6ad7a2ad0a511	`affected`	git	eb52f13c6093ac761dbeaa459c810fc0253209fc	Unavailable	None listed
64bf0eef0171912f7c2f3ea30ee6ad7a2ad0a511	`affected`	git	267c159f9c7bcb7009dae16889b880c5ed8759a8	Unavailable	None listed

Linux

Vendor: Linux
Product: Linux
Platforms: Unknown
Default status: affected

Linux · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
5.18	`affected`	Unavailable	Unavailable	Unavailable	None listed
0	`unaffected`	semver	5.18	Unavailable	None listed
6.1.16	`unaffected`	semver	Unavailable	6.1.*	None listed
6.2.3	`unaffected`	semver	Unavailable	6.2.*	None listed
6.3	`unaffected`	original_commit_for_fix	Unavailable	*	None listed