{"id":"CVE-2025-38219","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-38219","generatedAt":"2026-10-28T03:59:37.102Z","title":"In the Linux kernel, the following vulnerability has been resolved: f2fs: prevent kernel warning due to negative i_nlink from corrupted image WARNING: CPU: 1 PID: 9426 at fs/inode.c:417 drop_nlink+0xac/0xd0 home/cc/linux/fs/inode.c:417 Modules linked…","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: prevent kernel warning due to negative i_nlink from corrupted image\n\nWARNING: CPU: 1 PID: 9426 at fs/inode.c:417 drop_nlink+0xac/0xd0\nhome/cc/linux/fs/inode.c:417\nModules linked in:\nCPU: 1 UID: 0 PID: 9426 Comm: syz-executor568 Not tainted\n6.14.0-12627-g94d471a4f428 #2 PREEMPT(full)\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS\n1.13.0-1ubuntu1.1 04/01/2014\nRIP: 0010:drop_nlink+0xac/0xd0 home/cc/linux/fs/inode.c:417\nCode: 48 8b 5d 28 be 08 00 00 00 48 8d bb 70 07 00 00 e8 f9 67 e6 ff\nf0 48 ff 83 70 07 00 00 5b 5d e9 9a 12 82 ff e8 95 12 82 ff 90\n&lt;0f&gt; 0b 90 c7 45 48 ff ff ff ff 5b 5d e9 83 12 82 ff e8 fe 5f e6\nff\nRSP: 0018:ffffc900026b7c28 EFLAGS: 00010293\nRAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8239710f\nRDX: ffff888041345a00 RSI: ffffffff8239717b RDI: 0000000000000005\nRBP: ffff888054509ad0 R08: 0000000000000005 R09: 0000000000000000\nR10: 0000000000000000 R11: ffffffff9ab36f08 R12: ffff88804bb40000\nR13: ffff8880545091e0 R14: 0000000000008000 R15: ffff8880545091e0\nFS:  000055555d0c5880(0000) GS:ffff8880eb3e3000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f915c55b178 CR3: 0000000050d20000 CR4: 0000000000352ef0\nCall Trace:\n <task>\n f2fs_i_links_write home/cc/linux/fs/f2fs/f2fs.h:3194 [inline]\n f2fs_drop_nlink+0xd1/0x3c0 home/cc/linux/fs/f2fs/dir.c:845\n f2fs_delete_entry+0x542/0x1450 home/cc/linux/fs/f2fs/dir.c:909\n f2fs_unlink+0x45c/0x890 home/cc/linux/fs/f2fs/namei.c:581\n vfs_unlink+0x2fb/0x9b0 home/cc/linux/fs/namei.c:4544\n do_unlinkat+0x4c5/0x6a0 home/cc/linux/fs/namei.c:4608\n __do_sys_unlink home/cc/linux/fs/namei.c:4654 [inline]\n __se_sys_unlink home/cc/linux/fs/namei.c:4652 [inline]\n __x64_sys_unlink+0xc5/0x110 home/cc/linux/fs/namei.c:4652\n do_syscall_x64 home/cc/linux/arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xc7/0x250 home/cc/linux/arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0033:0x7fb3d092324b\nCode: 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66\n2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 57 00 00 00 0f 05\n&lt;48&gt; 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01\n48\nRSP: 002b:00007ffdc232d938 EFLAGS: 00000206 ORIG_RAX: 0000000000000057\nRAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb3d092324b\nRDX: 00007ffdc232d960 RSI: 00007ffdc232d960 RDI: 00007ffdc232d9f0\nRBP: 00007ffdc232d9f0 R08: 0000000000000001 R09: 00007ffdc232d7c0\nR10: 00000000fffffffd R11: 0000000000000206 R12: 00007ffdc232eaf0\nR13: 000055555d0cebb0 R14: 00007ffdc232d958 R15: 0000000000000001\n </task>","published":"2025-07-04T14:15:30.000Z","lastModified":"2026-06-17T09:16:25.000Z","status":"Analyzed","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":[],"affected":["linux/linux kernel","debian/debian linux"],"epss":{"score":0.00182,"percentile":0.07671,"date":"2026-10-27","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 (0.18%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/1f6332872374b7f482fc4ad865f9422fedb587fc","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/42cb74a92adaf88061039601ddf7c874f58b554e","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5018d035530b6fbfad33eeb1dd1bc87da419a276","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a87cbcc909ccfd394d4936a94663f586453d0961","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/aaa644e7ffff02e12c89cbce4753bc0b6f23ff87","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d14cbed4baccd712447fb3f9c011f008b56b2097","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d9a55869d8237e677ddaa18b0f58586364cfbc1c","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fbfe8446cd3274b9e367f5708d94574230a44409","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-38219","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."}