ghsa-hg25-38jx-wr4p
Vulnerability from github
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: 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
{ "affected": [], "aliases": [ "CVE-2023-53301" ], "database_specific": { "cwe_ids": [], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2025-09-16T08:15:39Z", "severity": null }, "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix kernel crash due to null io-\u003ebio\n\nWe should return when io-\u003ebio 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 \u003cTASK\u003e\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 \u003c/TASK\u003e", "id": "GHSA-hg25-38jx-wr4p", "modified": "2025-09-16T15:32:33Z", "published": "2025-09-16T15:32:33Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53301" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/267c159f9c7bcb7009dae16889b880c5ed8759a8" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/83dbb9a1bd5ef2eea73275906fc50b2fdda39cd5" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/eb52f13c6093ac761dbeaa459c810fc0253209fc" } ], "schema_version": "1.4.0", "severity": [] }
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