{"cve":"CVE-2023-53301","nvd":{"published":"2025-09-16T08:15:39.517","modified":"2026-06-17T06:44:47.310","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix kernel crash due to null io->bio\n\nWe should return when io->bio is null before doing anything. Otherwise, panic.\n\nBUG: kernel NULL pointer dereference, address: 0000000000000010\nRIP: 0010:__submit_merged_write_cond+0x164/0x240 [f2fs]\nCall Trace:\n <TASK>\n f2fs_submit_merged_write+0x1d/0x30 [f2fs]\n commit_checkpoint+0x110/0x1e0 [f2fs]\n f2fs_write_checkpoint+0x9f7/0xf00 [f2fs]\n ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs]\n __checkpoint_and_complete_reqs+0x84/0x190 [f2fs]\n ? preempt_count_add+0x82/0xc0\n ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs]\n issue_checkpoint_thread+0x4c/0xf0 [f2fs]\n ? __pfx_autoremove_wake_function+0x10/0x10\n kthread+0xff/0x130\n ? __pfx_kthread+0x10/0x10\n ret_from_fork+0x2c/0x50\n </TASK>","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","score":7.1},"cwes":[],"references":["https://git.kernel.org/stable/c/267c159f9c7bcb7009dae16889b880c5ed8759a8","https://git.kernel.org/stable/c/83dbb9a1bd5ef2eea73275906fc50b2fdda39cd5","https://git.kernel.org/stable/c/eb52f13c6093ac761dbeaa459c810fc0253209fc"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:08:41.295252406+00:00"},"epss":{"cve":"CVE-2023-53301","score":0.0015,"percentile":0.04166,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}