{"id":"DEBIAN-CVE-2023-53301","details":"In the Linux kernel, the following vulnerability has been resolved:  f2fs: fix kernel crash due to null io-\u003ebio  We should return when io-\u003ebio 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:  \u003cTASK\u003e  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  \u003c/TASK\u003e","modified":"2026-09-15T09:02:42.837156749Z","published":"2025-09-16T08:15:39.517Z","upstream":["CVE-2023-53301"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2023-53301"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.20-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-53301.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.20-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-53301.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.20-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-53301.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"}]}