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		"aggregate_severity":{
			"namespace":"https://nvd.nist.gov/vuln-metrics/cvss",
			"text":"HIGH"
		},
		"category":"csaf_vex",
		"csaf_version":"2.0",
		"distribution":{
			"tlp":{
				"label":"WHITE",
				"url":"https:/www.first.org/tlp/"
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		"lang":"en",
		"notes":[
			{
				"text":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: core: Fix use-after-free in snd_soc_exit()\n\nKASAN reports a use-after-free:\n\nBUG: KASAN: use-after-free in device_del+0xb5b/0xc60\nRead of size 8 at addr ffff888008655050 by task rmmod/387\nCPU: 2 PID: 387 Comm: rmmod\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996)\nCall Trace:\n<TASK>\ndump_stack_lvl+0x79/0x9a\nprint_report+0x17f/0x47b\nkasan_report+0xbb/0xf0\ndevice_del+0xb5b/0xc60\nplatform_device_del.part.0+0x24/0x200\nplatform_device_unregister+0x2e/0x40\nsnd_soc_exit+0xa/0x22 [snd_soc_core]\n__do_sys_delete_module.constprop.0+0x34f/0x5b0\ndo_syscall_64+0x3a/0x90\nentry_SYSCALL_64_after_hwframe+0x63/0xcd\n...\n</TASK>\n\nIt's bacause in snd_soc_init(), snd_soc_util_init() is possble to fail,\nbut its ret is ignored, which makes soc_dummy_dev unregistered twice.\n\nsnd_soc_init()\n    snd_soc_util_init()\n        platform_device_register_simple(soc_dummy_dev)\n        platform_driver_register() # fail\n    \tplatform_device_unregister(soc_dummy_dev)\n    platform_driver_register() # success\n...\nsnd_soc_exit()\n    snd_soc_util_exit()\n    # soc_dummy_dev will be unregistered for second time\n\nTo fix it, handle error and stop snd_soc_init() when util_init() fail.\nAlso clean debugfs when util_init() or driver_register() fail.",
				"category":"general",
				"title":"Synopsis"
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			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49842"
			},
			{
				"summary":"CVE-2022-49842 vex file",
				"category":"self",
				"url":"https://repo.openeuler.org/security/data/csaf/cve/2022/csaf-openeuler-cve-2022-49842.json"
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				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2022-49842&packageName=kernel"
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		"title":"openEuler cve CVE-2022-49842",
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			"notes":[
				{
					"text":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: core: Fix use-after-free in snd_soc_exit()\n\nKASAN reports a use-after-free:\n\nBUG: KASAN: use-after-free in device_del+0xb5b/0xc60\nRead of size 8 at addr ffff888008655050 by task rmmod/387\nCPU: 2 PID: 387 Comm: rmmod\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996)\nCall Trace:\n<TASK>\ndump_stack_lvl+0x79/0x9a\nprint_report+0x17f/0x47b\nkasan_report+0xbb/0xf0\ndevice_del+0xb5b/0xc60\nplatform_device_del.part.0+0x24/0x200\nplatform_device_unregister+0x2e/0x40\nsnd_soc_exit+0xa/0x22 [snd_soc_core]\n__do_sys_delete_module.constprop.0+0x34f/0x5b0\ndo_syscall_64+0x3a/0x90\nentry_SYSCALL_64_after_hwframe+0x63/0xcd\n...\n</TASK>\n\nIt's bacause in snd_soc_init(), snd_soc_util_init() is possble to fail,\nbut its ret is ignored, which makes soc_dummy_dev unregistered twice.\n\nsnd_soc_init()\n    snd_soc_util_init()\n        platform_device_register_simple(soc_dummy_dev)\n        platform_driver_register() # fail\n    \tplatform_device_unregister(soc_dummy_dev)\n    platform_driver_register() # success\n...\nsnd_soc_exit()\n    snd_soc_util_exit()\n    # soc_dummy_dev will be unregistered for second time\n\nTo fix it, handle error and stop snd_soc_init() when util_init() fail.\nAlso clean debugfs when util_init() or driver_register() fail.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
			"product_status":{
				"fixed":[
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				]
			},
			"remediations":[
				{
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						"openEuler-20.03-LTS-SP4:perf-debuginfo-4.19.90-2505.3.0.0327.oe2003sp4.x86_64",
						"openEuler-20.03-LTS-SP4:python2-perf-4.19.90-2505.3.0.0327.oe2003sp4.x86_64",
						"openEuler-20.03-LTS-SP4:python2-perf-debuginfo-4.19.90-2505.3.0.0327.oe2003sp4.x86_64",
						"openEuler-20.03-LTS-SP4:python3-perf-4.19.90-2505.3.0.0327.oe2003sp4.x86_64",
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						"openEuler-20.03-LTS-SP4:kernel-4.19.90-2505.3.0.0327.oe2003sp4.src"
					],
					"details":"kernel security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-1513"
				}
			],
			"scores":[
				{
					"cvss_v3":{
						"baseSeverity":"HIGH",
						"baseScore":7.8,
						"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
						"version":"3.1"
					},
					"products":[
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						"openEuler-20.03-LTS-SP4:perf-debuginfo-4.19.90-2505.3.0.0327.oe2003sp4.x86_64",
						"openEuler-20.03-LTS-SP4:python2-perf-4.19.90-2505.3.0.0327.oe2003sp4.x86_64",
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						"openEuler-20.03-LTS-SP4:python3-perf-4.19.90-2505.3.0.0327.oe2003sp4.x86_64",
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					]
				}
			],
			"threats":[
				{
					"details":"High",
					"category":"impact"
				}
			],
			"title":"CVE-2022-49842"
		}
	]
}