CVE-2023-53301

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Source
https://cve.org/CVERecord?id=CVE-2023-53301
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53301.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-53301
Downstream
Published
2025-09-16T08:11:32.344Z
Modified
2026-04-02T09:43:57.211645Z
Summary
f2fs: fix kernel crash due to null io->bio
Details

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:__submitmergedwrite_cond+0x164/0x240 [f2fs] Call Trace: <TASK> f2fssubmitmergedwrite+0x1d/0x30 [f2fs] commitcheckpoint+0x110/0x1e0 [f2fs] f2fswritecheckpoint+0x9f7/0xf00 [f2fs] ? __pfxissuecheckpoint_thread+0x10/0x10 [f2fs] __checkpointandcomplete_reqs+0x84/0x190 [f2fs] ? preemptcountadd+0x82/0xc0 ? __pfxissuecheckpoint_thread+0x10/0x10 [f2fs] issuecheckpointthread+0x4c/0xf0 [f2fs] ? __pfxautoremovewake_function+0x10/0x10 kthread+0xff/0x130 ? _pfxkthread+0x10/0x10 retfromfork+0x2c/0x50 </TASK>

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53301.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
64bf0eef0171912f7c2f3ea30ee6ad7a2ad0a511
Fixed
83dbb9a1bd5ef2eea73275906fc50b2fdda39cd5
Fixed
eb52f13c6093ac761dbeaa459c810fc0253209fc
Fixed
267c159f9c7bcb7009dae16889b880c5ed8759a8

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53301.json"