{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-22018", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-12-29T08:45:45.806Z", "datePublished": "2025-04-16T05:04:54.697Z", "dateUpdated": "2026-05-11T21:11:04.040Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:11:04.040Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\natm: Fix NULL pointer dereference\n\nWhen MPOA_cache_impos_rcvd() receives the msg, it can trigger\nNull Pointer Dereference Vulnerability if both entry and\nholding_time are NULL. Because there is only for the situation\nwhere entry is NULL and holding_time exists, it can be passed\nwhen both entry and holding_time are NULL. If these are NULL,\nthe entry will be passd to eg_cache_put() as parameter and\nit is referenced by entry->use code in it.\n\nkasan log:\n\n[ 3.316691] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006:I\n[ 3.317568] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]\n[ 3.318188] CPU: 3 UID: 0 PID: 79 Comm: ex Not tainted 6.14.0-rc2 #102\n[ 3.318601] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014\n[ 3.319298] RIP: 0010:eg_cache_remove_entry+0xa5/0x470\n[ 3.319677] Code: c1 f7 6e fd 48 c7 c7 00 7e 38 b2 e8 95 64 54 fd 48 c7 c7 40 7e 38 b2 48 89 ee e80\n[ 3.321220] RSP: 0018:ffff88800583f8a8 EFLAGS: 00010006\n[ 3.321596] RAX: 0000000000000006 RBX: ffff888005989000 RCX: ffffffffaecc2d8e\n[ 3.322112] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000030\n[ 3.322643] RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff6558b88\n[ 3.323181] R10: 0000000000000003 R11: 203a207972746e65 R12: 1ffff11000b07f15\n[ 3.323707] R13: dffffc0000000000 R14: ffff888005989000 R15: ffff888005989068\n[ 3.324185] FS: 000000001b6313c0(0000) GS:ffff88806d380000(0000) knlGS:0000000000000000\n[ 3.325042] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 3.325545] CR2: 00000000004b4b40 CR3: 000000000248e000 CR4: 00000000000006f0\n[ 3.326430] Call Trace:\n[ 3.326725] \n[ 3.326927] ? die_addr+0x3c/0xa0\n[ 3.327330] ? exc_general_protection+0x161/0x2a0\n[ 3.327662] ? asm_exc_general_protection+0x26/0x30\n[ 3.328214] ? vprintk_emit+0x15e/0x420\n[ 3.328543] ? eg_cache_remove_entry+0xa5/0x470\n[ 3.328910] ? eg_cache_remove_entry+0x9a/0x470\n[ 3.329294] ? __pfx_eg_cache_remove_entry+0x10/0x10\n[ 3.329664] ? console_unlock+0x107/0x1d0\n[ 3.329946] ? __pfx_console_unlock+0x10/0x10\n[ 3.330283] ? do_syscall_64+0xa6/0x1a0\n[ 3.330584] ? entry_SYSCALL_64_after_hwframe+0x47/0x7f\n[ 3.331090] ? __pfx_prb_read_valid+0x10/0x10\n[ 3.331395] ? down_trylock+0x52/0x80\n[ 3.331703] ? vprintk_emit+0x15e/0x420\n[ 3.331986] ? __pfx_vprintk_emit+0x10/0x10\n[ 3.332279] ? down_trylock+0x52/0x80\n[ 3.332527] ? _printk+0xbf/0x100\n[ 3.332762] ? __pfx__printk+0x10/0x10\n[ 3.333007] ? _raw_write_lock_irq+0x81/0xe0\n[ 3.333284] ? __pfx__raw_write_lock_irq+0x10/0x10\n[ 3.333614] msg_from_mpoad+0x1185/0x2750\n[ 3.333893] ? __build_skb_around+0x27b/0x3a0\n[ 3.334183] ? __pfx_msg_from_mpoad+0x10/0x10\n[ 3.334501] ? __alloc_skb+0x1c0/0x310\n[ 3.334809] ? __pfx___alloc_skb+0x10/0x10\n[ 3.335283] ? _raw_spin_lock+0xe0/0xe0\n[ 3.335632] ? finish_wait+0x8d/0x1e0\n[ 3.335975] vcc_sendmsg+0x684/0xba0\n[ 3.336250] ? __pfx_vcc_sendmsg+0x10/0x10\n[ 3.336587] ? __pfx_autoremove_wake_function+0x10/0x10\n[ 3.337056] ? fdget+0x176/0x3e0\n[ 3.337348] __sys_sendto+0x4a2/0x510\n[ 3.337663] ? __pfx___sys_sendto+0x10/0x10\n[ 3.337969] ? ioctl_has_perm.constprop.0.isra.0+0x284/0x400\n[ 3.338364] ? sock_ioctl+0x1bb/0x5a0\n[ 3.338653] ? __rseq_handle_notify_resume+0x825/0xd20\n[ 3.339017] ? __pfx_sock_ioctl+0x10/0x10\n[ 3.339316] ? __pfx___rseq_handle_notify_resume+0x10/0x10\n[ 3.339727] ? selinux_file_ioctl+0xa4/0x260\n[ 3.340166] __x64_sys_sendto+0xe0/0x1c0\n[ 3.340526] ? syscall_exit_to_user_mode+0x123/0x140\n[ 3.340898] do_syscall_64+0xa6/0x1a0\n[ 3.341170] entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[ 3.341533] RIP: 0033:0x44a380\n[ 3.341757] Code: 0f 1f 84 00 00 00 00 00 66 90 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c00\n[ \n---truncated---" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/atm/mpc.c" ], "versions": [ { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "ab92f51c7f53a08f1a686bfb80690ebb3672357d", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "1505f9b720656b17865e4166ab002960162bf679", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "d7f1e4a53a51cc6ba833afcb40439f18dab61c1f", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "0ef6e49881b6b50ac454cb9d6501d009fdceb6fc", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "9da6b6340dbcf0f60ae3ec6a7d6438337c32518a", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "09691f367df44fe93255274d80a439f9bb3263fc", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "3c23bb2c894e9ef2727682f98c341b20f78c9013", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "14c7aca5ba2740973de27c1bb8df77b4dcb6f775", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "bf2986fcf82a449441f9ee4335df19be19e83970", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/atm/mpc.c" ], "versions": [ { "version": "2.6.12", "status": "affected" }, { "version": "0", "lessThan": "2.6.12", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.292", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.236", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.180", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.133", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.86", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.22", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.13.10", "lessThanOrEqual": "6.13.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.14.1", "lessThanOrEqual": "6.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.15", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "5.4.292" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "5.10.236" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "5.15.180" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.1.133" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.6.86" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.12.22" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.13.10" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.14.1" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.15" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/ab92f51c7f53a08f1a686bfb80690ebb3672357d" }, { "url": "https://git.kernel.org/stable/c/1505f9b720656b17865e4166ab002960162bf679" }, { "url": "https://git.kernel.org/stable/c/d7f1e4a53a51cc6ba833afcb40439f18dab61c1f" }, { "url": "https://git.kernel.org/stable/c/0ef6e49881b6b50ac454cb9d6501d009fdceb6fc" }, { "url": "https://git.kernel.org/stable/c/9da6b6340dbcf0f60ae3ec6a7d6438337c32518a" }, { "url": "https://git.kernel.org/stable/c/09691f367df44fe93255274d80a439f9bb3263fc" }, { "url": "https://git.kernel.org/stable/c/3c23bb2c894e9ef2727682f98c341b20f78c9013" }, { "url": "https://git.kernel.org/stable/c/14c7aca5ba2740973de27c1bb8df77b4dcb6f775" }, { "url": "https://git.kernel.org/stable/c/bf2986fcf82a449441f9ee4335df19be19e83970" } ], "title": "atm: Fix NULL pointer dereference", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-476", "lang": "en", "description": "CWE-476 NULL Pointer Dereference" } ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2025-10-01T17:06:43.783549Z", "id": "CVE-2025-22018", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-01T17:06:46.551Z" } }, { "title": "CVE Program Container", "references": [ { "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T19:41:03.748Z" } } ] } }