| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/reset: Fix error_state_read ptr + offset use\n\nFix our pointer offset usage in error_state_read\nwhen there is no i915_gpu_coredump but buf offset\nis non-zero.\n\nThis fixes a kernel page fault can happen when\nmultiple tests are running concurrently in a loop\nand one is producing engine resets and consuming\nthe i915 error_state dump while the other is\nforcing full GT resets. (takes a while to trigger).\n\nThe dmesg call trace:\n\n[ 5590.803000] BUG: unable to handle page fault for address:\n ffffffffa0b0e000\n[ 5590.803009] #PF: supervisor read access in kernel mode\n[ 5590.803013] #PF: error_code(0x0000) - not-present page\n[ 5590.803016] PGD 5814067 P4D 5814067 PUD 5815063 PMD 109de4067\n PTE 0\n[ 5590.803022] Oops: 0000 [#1] PREEMPT SMP NOPTI\n[ 5590.803026] CPU: 5 PID: 13656 Comm: i915_hangman Tainted: G U\n 5.17.0-rc5-ups69-guc-err-capt-rev6+ #136\n[ 5590.803033] Hardware name: Intel Corporation Alder Lake Client\n Platform/AlderLake-M LP4x RVP, BIOS ADLPFWI1.R00.\n 3031.A02.2201171222\t01/17/2022\n[ 5590.803039] RIP: 0010:memcpy_erms+0x6/0x10\n[ 5590.803045] Code: fe ff ff cc eb 1e 0f 1f 00 48 89 f8 48 89 d1\n 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3\n 66 0f 1f 44 00 00 48 89 f8 48 89 d1 <f3> a4\n c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20\n 72 7e 40 38 fe\n[ 5590.803054] RSP: 0018:ffffc90003a8fdf0 EFLAGS: 00010282\n[ 5590.803057] RAX: ffff888107ee9000 RBX: ffff888108cb1a00\n RCX: 0000000000000f8f\n[ 5590.803061] RDX: 0000000000001000 RSI: ffffffffa0b0e000\n RDI: ffff888107ee9071\n[ 5590.803065] RBP: 0000000000000000 R08: 0000000000000001\n R09: 0000000000000001\n[ 5590.803069] R10: 0000000000000001 R11: 0000000000000002\n R12: 0000000000000019\n[ 5590.803073] R13: 0000000000174fff R14: 0000000000001000\n R15: ffff888107ee9000\n[ 5590.803077] FS: 00007f62a99bee80(0000) GS:ffff88849f880000(0000)\n knlGS:0000000000000000\n[ 5590.803082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 5590.803085] CR2: ffffffffa0b0e000 CR3: 000000010a1a8004\n CR4: 0000000000770ee0\n[ 5590.803089] PKRU: 55555554\n[ 5590.803091] Call Trace:\n[ 5590.803093] <TASK>\n[ 5590.803096] error_state_read+0xa1/0xd0 [i915]\n[ 5590.803175] kernfs_fop_read_iter+0xb2/0x1b0\n[ 5590.803180] new_sync_read+0x116/0x1a0\n[ 5590.803185] vfs_read+0x114/0x1b0\n[ 5590.803189] ksys_read+0x63/0xe0\n[ 5590.803193] do_syscall_64+0x38/0xc0\n[ 5590.803197] entry_SYSCALL_64_after_hwframe+0x44/0xae\n[ 5590.803201] RIP: 0033:0x7f62aaea5912\n[ 5590.803204] Code: c0 e9 b2 fe ff ff 50 48 8d 3d 5a b9 0c 00 e8 05\n 19 02 00 0f 1f 44 00 00 f3 0f 1e fa 64 8b 04 25\n 18 00 00 00 85 c0 75 10 0f 05 <48> 3d 00 f0 ff\n ff 77 56 c3 0f 1f 44 00 00 48 83 ec 28 48 89 54 24\n[ 5590.803213] RSP: 002b:00007fff5b659ae8 EFLAGS: 00000246\n ORIG_RAX: 0000000000000000\n[ 5590.803218] RAX: ffffffffffffffda RBX: 0000000000100000\n RCX: 00007f62aaea5912\n[ 5590.803221] RDX: 000000000008b000 RSI: 00007f62a8c4000f\n RDI: 0000000000000006\n[ 5590.803225] RBP: 00007f62a8bcb00f R08: 0000000000200010\n R09: 0000000000101000\n[ 5590.803229] R10: 0000000000000001 R11: 0000000000000246\n R12: 0000000000000006\n[ 5590.803233] R13: 0000000000075000 R14: 00007f62a8acb010\n R15: 0000000000200000\n[ 5590.803238] </TASK>\n[ 5590.803240] Modules linked in: i915 ttm drm_buddy drm_dp_helper\n drm_kms_helper syscopyarea sysfillrect sysimgblt\n fb_sys_fops prime_numbers nfnetlink br_netfilter\n overlay mei_pxp mei_hdcp x86_pkg_temp_thermal\n coretemp kvm_intel snd_hda_codec_hdmi snd_hda_intel\n \n---truncated---" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/gpu/drm/i915/i915_sysfs.c" |
| ], |
| "versions": [ |
| { |
| "version": "0e39037b3165567660b0e03f67534da5269a0465", |
| "lessThan": "63b26fe0252f923e6aca373e3ad4b31202dcd331", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "0e39037b3165567660b0e03f67534da5269a0465", |
| "lessThan": "f4c5eba87675a07a6c28cdaca7366aeb4258ec78", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "0e39037b3165567660b0e03f67534da5269a0465", |
| "lessThan": "606e5d565605e26bf61a0933a6d56940f339c080", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "0e39037b3165567660b0e03f67534da5269a0465", |
| "lessThan": "c9b576d0c7bf55aeae1a736da7974fa202c4394d", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/gpu/drm/i915/i915_sysfs.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.0", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.0", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.124", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.49", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.18.6", |
| "lessThanOrEqual": "5.18.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.19", |
| "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": "5.0", |
| "versionEndExcluding": "5.10.124" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.0", |
| "versionEndExcluding": "5.15.49" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.0", |
| "versionEndExcluding": "5.18.6" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.0", |
| "versionEndExcluding": "5.19" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/63b26fe0252f923e6aca373e3ad4b31202dcd331" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/f4c5eba87675a07a6c28cdaca7366aeb4258ec78" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/606e5d565605e26bf61a0933a6d56940f339c080" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/c9b576d0c7bf55aeae1a736da7974fa202c4394d" |
| } |
| ], |
| "title": "drm/i915/reset: Fix error_state_read ptr + offset use", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2022-49723", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
