{"id":"CVE-2024-42252","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-42252","generatedAt":"2026-10-28T00:19:37.495Z","title":"In the Linux kernel, the following vulnerability has been resolved: closures: Change BUG_ON() to WARN_ON() If a BUG_ON() can be hit in the wild, it shouldn't be a BUG_ON() For reference, this has popped up once in the CI, and we'll need more info to…","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nclosures: Change BUG_ON() to WARN_ON()\n\nIf a BUG_ON() can be hit in the wild, it shouldn't be a BUG_ON()\n\nFor reference, this has popped up once in the CI, and we'll need more\ninfo to debug it:\n\n03240 ------------[ cut here ]------------\n03240 kernel BUG at lib/closure.c:21!\n03240 kernel BUG at lib/closure.c:21!\n03240 Internal error: Oops - BUG: 00000000f2000800 [#1] SMP\n03240 Modules linked in:\n03240 CPU: 15 PID: 40534 Comm: kworker/u80:1 Not tainted 6.10.0-rc4-ktest-ga56da69799bd #25570\n03240 Hardware name: linux,dummy-virt (DT)\n03240 Workqueue: btree_update btree_interior_update_work\n03240 pstate: 00001005 (nzcv daif -PAN -UAO -TCO -DIT +SSBS BTYPE=--)\n03240 pc : closure_put+0x224/0x2a0\n03240 lr : closure_put+0x24/0x2a0\n03240 sp : ffff0000d12071c0\n03240 x29: ffff0000d12071c0 x28: dfff800000000000 x27: ffff0000d1207360\n03240 x26: 0000000000000040 x25: 0000000000000040 x24: 0000000000000040\n03240 x23: ffff0000c1f20180 x22: 0000000000000000 x21: ffff0000c1f20168\n03240 x20: 0000000040000000 x19: ffff0000c1f20140 x18: 0000000000000001\n03240 x17: 0000000000003aa0 x16: 0000000000003ad0 x15: 1fffe0001c326974\n03240 x14: 0000000000000a1e x13: 0000000000000000 x12: 1fffe000183e402d\n03240 x11: ffff6000183e402d x10: dfff800000000000 x9 : ffff6000183e402e\n03240 x8 : 0000000000000001 x7 : 00009fffe7c1bfd3 x6 : ffff0000c1f2016b\n03240 x5 : ffff0000c1f20168 x4 : ffff6000183e402e x3 : ffff800081391954\n03240 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 00000000a8000000\n03240 Call trace:\n03240  closure_put+0x224/0x2a0\n03240  bch2_check_for_deadlock+0x910/0x1028\n03240  bch2_six_check_for_deadlock+0x1c/0x30\n03240  six_lock_slowpath.isra.0+0x29c/0xed0\n03240  six_lock_ip_waiter+0xa8/0xf8\n03240  __bch2_btree_node_lock_write+0x14c/0x298\n03240  bch2_trans_lock_write+0x6d4/0xb10\n03240  __bch2_trans_commit+0x135c/0x5520\n03240  btree_interior_update_work+0x1248/0x1c10\n03240  process_scheduled_works+0x53c/0xd90\n03240  worker_thread+0x370/0x8c8\n03240  kthread+0x258/0x2e8\n03240  ret_from_fork+0x10/0x20\n03240 Code: aa1303e0 d63f0020 a94363f7 17ffff8c (d4210000)\n03240 ---[ end trace 0000000000000000 ]---\n03240 Kernel panic - not syncing: Oops - BUG: Fatal exception\n03240 SMP: stopping secondary CPUs\n03241 SMP: failed to stop secondary CPUs 13,15\n03241 Kernel Offset: disabled\n03241 CPU features: 0x00,00000003,80000008,4240500b\n03241 Memory Limit: none\n03241 ---[ end Kernel panic - not syncing: Oops - BUG: Fatal exception ]---\n03246 ========= FAILED TIMEOUT copygc_torture_no_checksum in 7200s","published":"2024-08-08T09:15:08.000Z","lastModified":"2026-06-17T07:49:07.000Z","status":"Modified","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-617"],"affected":["linux/linux kernel"],"epss":{"score":0.00214,"percentile":0.11624,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.21%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/339b84ab6b1d66900c27bd999271cb2ae40ce812","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5d85f2ab79d5918a66539ebf046c099f7448db8d","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c894a74756478bb7aec894bcc513add3d554c0cf","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ecb4aaa658da760fb83afd79cc5fd4360aa60635","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-42252","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}