2024-02-19 15:01:46 +00:00
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{
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2024-05-01 06:00:35 +00:00
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"data_version": "4.0",
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2024-02-19 15:01:46 +00:00
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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-2024-26940",
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2024-05-01 06:00:35 +00:00
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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2024-02-19 15:01:46 +00:00
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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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2024-05-01 06:00:35 +00:00
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: Create debugfs ttm_resource_manager entry only if needed\n\nThe driver creates /sys/kernel/debug/dri/0/mob_ttm even when the\ncorresponding ttm_resource_manager is not allocated.\nThis leads to a crash when trying to read from this file.\n\nAdd a check to create mob_ttm, system_mob_ttm, and gmr_ttm debug file\nonly when the corresponding ttm_resource_manager is allocated.\n\ncrash> bt\nPID: 3133409 TASK: ffff8fe4834a5000 CPU: 3 COMMAND: \"grep\"\n #0 [ffffb954506b3b20] machine_kexec at ffffffffb2a6bec3\n #1 [ffffb954506b3b78] __crash_kexec at ffffffffb2bb598a\n #2 [ffffb954506b3c38] crash_kexec at ffffffffb2bb68c1\n #3 [ffffb954506b3c50] oops_end at ffffffffb2a2a9b1\n #4 [ffffb954506b3c70] no_context at ffffffffb2a7e913\n #5 [ffffb954506b3cc8] __bad_area_nosemaphore at ffffffffb2a7ec8c\n #6 [ffffb954506b3d10] do_page_fault at ffffffffb2a7f887\n #7 [ffffb954506b3d40] page_fault at ffffffffb360116e\n [exception RIP: ttm_resource_manager_debug+0x11]\n RIP: ffffffffc04afd11 RSP: ffffb954506b3df0 RFLAGS: 00010246\n RAX: ffff8fe41a6d1200 RBX: 0000000000000000 RCX: 0000000000000940\n RDX: 0000000000000000 RSI: ffffffffc04b4338 RDI: 0000000000000000\n RBP: ffffb954506b3e08 R8: ffff8fee3ffad000 R9: 0000000000000000\n R10: ffff8fe41a76a000 R11: 0000000000000001 R12: 00000000ffffffff\n R13: 0000000000000001 R14: ffff8fe5bb6f3900 R15: ffff8fe41a6d1200\n ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018\n #8 [ffffb954506b3e00] ttm_resource_manager_show at ffffffffc04afde7 [ttm]\n #9 [ffffb954506b3e30] seq_read at ffffffffb2d8f9f3\n RIP: 00007f4c4eda8985 RSP: 00007ffdbba9e9f8 RFLAGS: 00000246\n RAX: ffffffffffffffda RBX: 000000000037e000 RCX: 00007f4c4eda8985\n RDX: 000000000037e000 RSI: 00007f4c41573000 RDI: 0000000000000003\n RBP: 000000000037e000 R8: 0000000000000000 R9: 000000000037fe30\n R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4c41573000\n R13: 0000000000000003 R14: 00007f4c41572010 R15: 0000000000000003\n ORIG_RAX: 0000000000000000 CS: 0033 SS: 002b"
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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": "af4a25bbe5e7",
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"version_value": "016119154981"
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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": "5.19",
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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": "5.19",
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"status": "unaffected",
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2024-11-05 10:04:06 +00:00
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"versionType": "semver"
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2024-05-01 06:00:35 +00:00
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},
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{
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"version": "6.1.84",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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2024-11-05 10:04:06 +00:00
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"versionType": "semver"
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2024-05-01 06:00:35 +00:00
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},
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{
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"version": "6.6.24",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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2024-11-05 10:04:06 +00:00
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"versionType": "semver"
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2024-05-01 06:00:35 +00:00
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},
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{
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"version": "6.7.12",
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"lessThanOrEqual": "6.7.*",
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"status": "unaffected",
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2024-11-05 10:04:06 +00:00
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"versionType": "semver"
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2024-05-01 06:00:35 +00:00
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},
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{
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"version": "6.8.3",
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"lessThanOrEqual": "6.8.*",
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"status": "unaffected",
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2024-11-05 10:04:06 +00:00
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"versionType": "semver"
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2024-05-01 06:00:35 +00:00
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},
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{
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2024-05-13 08:00:38 +00:00
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"version": "6.9",
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2024-05-01 06:00:35 +00:00
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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/016119154981d81c9e8f2ea3f56b9e2b4ea14500",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/016119154981d81c9e8f2ea3f56b9e2b4ea14500"
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},
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{
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"url": "https://git.kernel.org/stable/c/042ef0afc40fa1a22b3608f22915b91ce39d128f",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/042ef0afc40fa1a22b3608f22915b91ce39d128f"
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},
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{
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"url": "https://git.kernel.org/stable/c/25e3ce59c1200f1f0563e39de151f34962ab0fe1",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/25e3ce59c1200f1f0563e39de151f34962ab0fe1"
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},
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{
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"url": "https://git.kernel.org/stable/c/eb08db0fc5354fa17b7ed66dab3c503332423451",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/eb08db0fc5354fa17b7ed66dab3c503332423451"
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},
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{
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"url": "https://git.kernel.org/stable/c/4be9075fec0a639384ed19975634b662bfab938f",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/4be9075fec0a639384ed19975634b662bfab938f"
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2024-02-19 15:01:46 +00:00
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}
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]
|
2024-05-01 06:00:35 +00:00
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},
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"generator": {
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2024-11-05 10:04:06 +00:00
|
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"engine": "bippy-9e1c9544281a"
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2024-02-19 15:01:46 +00:00
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}
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}
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