mirror of
https://github.com/CVEProject/cvelist.git
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102 lines
8.1 KiB
JSON
102 lines
8.1 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-2024-43874",
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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\ncrypto: ccp - Fix null pointer dereference in __sev_snp_shutdown_locked\n\nFix a null pointer dereference induced by DEBUG_TEST_DRIVER_REMOVE.\nReturn from __sev_snp_shutdown_locked() if the psp_device or the\nsev_device structs are not initialized. Without the fix, the driver will\nproduce the following splat:\n\n ccp 0000:55:00.5: enabling device (0000 -> 0002)\n ccp 0000:55:00.5: sev enabled\n ccp 0000:55:00.5: psp enabled\n BUG: kernel NULL pointer dereference, address: 00000000000000f0\n #PF: supervisor read access in kernel mode\n #PF: error_code(0x0000) - not-present page\n PGD 0 P4D 0\n Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC NOPTI\n CPU: 262 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc1+ #29\n RIP: 0010:__sev_snp_shutdown_locked+0x2e/0x150\n Code: 00 55 48 89 e5 41 57 41 56 41 54 53 48 83 ec 10 41 89 f7 49 89 fe 65 48 8b 04 25 28 00 00 00 48 89 45 d8 48 8b 05 6a 5a 7f 06 <4c> 8b a0 f0 00 00 00 41 0f b6 9c 24 a2 00 00 00 48 83 fb 02 0f 83\n RSP: 0018:ffffb2ea4014b7b8 EFLAGS: 00010286\n RAX: 0000000000000000 RBX: ffff9e4acd2e0a28 RCX: 0000000000000000\n RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffb2ea4014b808\n RBP: ffffb2ea4014b7e8 R08: 0000000000000106 R09: 000000000003d9c0\n R10: 0000000000000001 R11: ffffffffa39ff070 R12: ffff9e49d40590c8\n R13: 0000000000000000 R14: ffffb2ea4014b808 R15: 0000000000000000\n FS: 0000000000000000(0000) GS:ffff9e58b1e00000(0000) knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 00000000000000f0 CR3: 0000000418a3e001 CR4: 0000000000770ef0\n PKRU: 55555554\n Call Trace:\n <TASK>\n ? __die_body+0x6f/0xb0\n ? __die+0xcc/0xf0\n ? page_fault_oops+0x330/0x3a0\n ? save_trace+0x2a5/0x360\n ? do_user_addr_fault+0x583/0x630\n ? exc_page_fault+0x81/0x120\n ? asm_exc_page_fault+0x2b/0x30\n ? __sev_snp_shutdown_locked+0x2e/0x150\n __sev_firmware_shutdown+0x349/0x5b0\n ? pm_runtime_barrier+0x66/0xe0\n sev_dev_destroy+0x34/0xb0\n psp_dev_destroy+0x27/0x60\n sp_destroy+0x39/0x90\n sp_pci_remove+0x22/0x60\n pci_device_remove+0x4e/0x110\n really_probe+0x271/0x4e0\n __driver_probe_device+0x8f/0x160\n driver_probe_device+0x24/0x120\n __driver_attach+0xc7/0x280\n ? driver_attach+0x30/0x30\n bus_for_each_dev+0x10d/0x130\n driver_attach+0x22/0x30\n bus_add_driver+0x171/0x2b0\n ? unaccepted_memory_init_kdump+0x20/0x20\n driver_register+0x67/0x100\n __pci_register_driver+0x83/0x90\n sp_pci_init+0x22/0x30\n sp_mod_init+0x13/0x30\n do_one_initcall+0xb8/0x290\n ? sched_clock_noinstr+0xd/0x10\n ? local_clock_noinstr+0x3e/0x100\n ? stack_depot_save_flags+0x21e/0x6a0\n ? local_clock+0x1c/0x60\n ? stack_depot_save_flags+0x21e/0x6a0\n ? sched_clock_noinstr+0xd/0x10\n ? local_clock_noinstr+0x3e/0x100\n ? __lock_acquire+0xd90/0xe30\n ? sched_clock_noinstr+0xd/0x10\n ? local_clock_noinstr+0x3e/0x100\n ? __create_object+0x66/0x100\n ? local_clock+0x1c/0x60\n ? __create_object+0x66/0x100\n ? parameq+0x1b/0x90\n ? parse_one+0x6d/0x1d0\n ? parse_args+0xd7/0x1f0\n ? do_initcall_level+0x180/0x180\n do_initcall_level+0xb0/0x180\n do_initcalls+0x60/0xa0\n ? kernel_init+0x1f/0x1d0\n do_basic_setup+0x41/0x50\n kernel_init_freeable+0x1ac/0x230\n ? rest_init+0x1f0/0x1f0\n kernel_init+0x1f/0x1d0\n ? rest_init+0x1f0/0x1f0\n ret_from_fork+0x3d/0x50\n ? rest_init+0x1f0/0x1f0\n ret_from_fork_asm+0x11/0x20\n </TASK>\n Modules linked in:\n CR2: 00000000000000f0\n ---[ end trace 0000000000000000 ]---\n RIP: 0010:__sev_snp_shutdown_locked+0x2e/0x150\n Code: 00 55 48 89 e5 41 57 41 56 41 54 53 48 83 ec 10 41 89 f7 49 89 fe 65 48 8b 04 25 28 00 00 00 48 89 45 d8 48 8b 05 6a 5a 7f 06 <4c> 8b a0 f0 00 00 00 41 0f b6 9c 24 a2 00 00 00 48 83 fb 02 0f 83\n RSP: 0018:ffffb2ea4014b7b8 EFLAGS: 00010286\n RAX: 0000000000000000 RBX: ffff9e4acd2e0a28 RCX: 0000000000000000\n RDX: 0000000\n---truncated---"
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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": "1ca5614b84ee",
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"version_value": "bbf2c94503f6"
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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": "6.9",
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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": "6.9",
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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": "6.10.3",
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"lessThanOrEqual": "6.10.*",
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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": "6.11-rc1",
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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/bbf2c94503f6a421ed9b79e300d8085810da765d",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/bbf2c94503f6a421ed9b79e300d8085810da765d"
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},
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{
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"url": "https://git.kernel.org/stable/c/468e3295774d0edce15f4ae475913b5076dd4f40",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/468e3295774d0edce15f4ae475913b5076dd4f40"
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}
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]
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},
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"generator": {
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"engine": "bippy-c9c4e1df01b2"
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}
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} |