mirror of
https://github.com/CVEProject/cvelist.git
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124 lines
8.7 KiB
JSON
124 lines
8.7 KiB
JSON
{
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"data_version": "4.0",
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"data_type": "CVE",
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"data_format": "MITRE",
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"CVE_data_meta": {
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"ID": "CVE-2024-36009",
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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},
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nax25: Fix netdev refcount issue\n\nThe dev_tracker is added to ax25_cb in ax25_bind(). When the\nax25 device is detaching, the dev_tracker of ax25_cb should be\ndeallocated in ax25_kill_by_device() instead of the dev_tracker\nof ax25_dev. The log reported by ref_tracker is shown below:\n\n[ 80.884935] ref_tracker: reference already released.\n[ 80.885150] ref_tracker: allocated in:\n[ 80.885349] ax25_dev_device_up+0x105/0x540\n[ 80.885730] ax25_device_event+0xa4/0x420\n[ 80.885730] notifier_call_chain+0xc9/0x1e0\n[ 80.885730] __dev_notify_flags+0x138/0x280\n[ 80.885730] dev_change_flags+0xd7/0x180\n[ 80.885730] dev_ifsioc+0x6a9/0xa30\n[ 80.885730] dev_ioctl+0x4d8/0xd90\n[ 80.885730] sock_do_ioctl+0x1c2/0x2d0\n[ 80.885730] sock_ioctl+0x38b/0x4f0\n[ 80.885730] __se_sys_ioctl+0xad/0xf0\n[ 80.885730] do_syscall_64+0xc4/0x1b0\n[ 80.885730] entry_SYSCALL_64_after_hwframe+0x67/0x6f\n[ 80.885730] ref_tracker: freed in:\n[ 80.885730] ax25_device_event+0x272/0x420\n[ 80.885730] notifier_call_chain+0xc9/0x1e0\n[ 80.885730] dev_close_many+0x272/0x370\n[ 80.885730] unregister_netdevice_many_notify+0x3b5/0x1180\n[ 80.885730] unregister_netdev+0xcf/0x120\n[ 80.885730] sixpack_close+0x11f/0x1b0\n[ 80.885730] tty_ldisc_kill+0xcb/0x190\n[ 80.885730] tty_ldisc_hangup+0x338/0x3d0\n[ 80.885730] __tty_hangup+0x504/0x740\n[ 80.885730] tty_release+0x46e/0xd80\n[ 80.885730] __fput+0x37f/0x770\n[ 80.885730] __x64_sys_close+0x7b/0xb0\n[ 80.885730] do_syscall_64+0xc4/0x1b0\n[ 80.885730] entry_SYSCALL_64_after_hwframe+0x67/0x6f\n[ 80.893739] ------------[ cut here ]------------\n[ 80.894030] WARNING: CPU: 2 PID: 140 at lib/ref_tracker.c:255 ref_tracker_free+0x47b/0x6b0\n[ 80.894297] Modules linked in:\n[ 80.894929] CPU: 2 PID: 140 Comm: ax25_conn_rel_6 Not tainted 6.9.0-rc4-g8cd26fd90c1a #11\n[ 80.895190] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qem4\n[ 80.895514] RIP: 0010:ref_tracker_free+0x47b/0x6b0\n[ 80.895808] Code: 83 c5 18 4c 89 eb 48 c1 eb 03 8a 04 13 84 c0 0f 85 df 01 00 00 41 83 7d 00 00 75 4b 4c 89 ff 9\n[ 80.896171] RSP: 0018:ffff888009edf8c0 EFLAGS: 00000286\n[ 80.896339] RAX: 1ffff1100141ac00 RBX: 1ffff1100149463b RCX: dffffc0000000000\n[ 80.896502] RDX: 0000000000000001 RSI: 0000000000000246 RDI: ffff88800a0d6518\n[ 80.896925] RBP: ffff888009edf9b0 R08: ffff88806d3288d3 R09: 1ffff1100da6511a\n[ 80.897212] R10: dffffc0000000000 R11: ffffed100da6511b R12: ffff88800a4a31d4\n[ 80.897859] R13: ffff88800a4a31d8 R14: dffffc0000000000 R15: ffff88800a0d6518\n[ 80.898279] FS: 00007fd88b7fe700(0000) GS:ffff88806d300000(0000) knlGS:0000000000000000\n[ 80.899436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 80.900181] CR2: 00007fd88c001d48 CR3: 000000000993e000 CR4: 00000000000006f0\n...\n[ 80.935774] ref_tracker: sp%d@000000000bb9df3d has 1/1 users at\n[ 80.935774] ax25_bind+0x424/0x4e0\n[ 80.935774] __sys_bind+0x1d9/0x270\n[ 80.935774] __x64_sys_bind+0x75/0x80\n[ 80.935774] do_syscall_64+0xc4/0x1b0\n[ 80.935774] entry_SYSCALL_64_after_hwframe+0x67/0x6f\n\nChange ax25_dev->dev_tracker to the dev_tracker of ax25_cb\nin order to mitigate the bug."
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}
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "n/a"
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}
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]
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}
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]
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"vendor_name": "Linux",
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"product": {
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"product_data": [
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{
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"product_name": "Linux",
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"version": {
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"version_data": [
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{
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"version_affected": "<",
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"version_name": "feef318c855a",
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"version_value": "0d14f104027e"
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},
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{
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"version_value": "not down converted",
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"x_cve_json_5_version_data": {
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"versions": [
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{
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"version": "5.17",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.17",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.1.90",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.6.30",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.8.9",
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"lessThanOrEqual": "6.8.*",
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"status": "unaffected",
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"versionType": "custom"
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},
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{
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"version": "6.9",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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],
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"defaultStatus": "affected"
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}
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}
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]
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}
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}
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]
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}
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}
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]
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}
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},
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"references": {
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"reference_data": [
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{
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"url": "https://git.kernel.org/stable/c/0d14f104027e30720582448706c7d6b43065c851",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/0d14f104027e30720582448706c7d6b43065c851"
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},
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{
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"url": "https://git.kernel.org/stable/c/4fee8fa86a15d7790268eea458b1aec69c695530",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/4fee8fa86a15d7790268eea458b1aec69c695530"
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},
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{
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"url": "https://git.kernel.org/stable/c/c42b073d9af4a5329b25b17390c63ab3847f30e8",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/c42b073d9af4a5329b25b17390c63ab3847f30e8"
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},
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{
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"url": "https://git.kernel.org/stable/c/467324bcfe1a31ec65d0cf4aa59421d6b7a7d52b",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/467324bcfe1a31ec65d0cf4aa59421d6b7a7d52b"
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}
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]
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},
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"generator": {
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"engine": "bippy-a5840b7849dd"
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}
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} |