| { |
| "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/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" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/gpu/drm/vmwgfx/vmwgfx_drv.c" |
| ], |
| "versions": [ |
| { |
| "version": "af4a25bbe5e7e60ff696ef5c1ec48ab2d51c17c6", |
| "lessThan": "016119154981d81c9e8f2ea3f56b9e2b4ea14500", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "af4a25bbe5e7e60ff696ef5c1ec48ab2d51c17c6", |
| "lessThan": "042ef0afc40fa1a22b3608f22915b91ce39d128f", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "af4a25bbe5e7e60ff696ef5c1ec48ab2d51c17c6", |
| "lessThan": "25e3ce59c1200f1f0563e39de151f34962ab0fe1", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "af4a25bbe5e7e60ff696ef5c1ec48ab2d51c17c6", |
| "lessThan": "eb08db0fc5354fa17b7ed66dab3c503332423451", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "af4a25bbe5e7e60ff696ef5c1ec48ab2d51c17c6", |
| "lessThan": "4be9075fec0a639384ed19975634b662bfab938f", |
| "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/vmwgfx/vmwgfx_drv.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.19", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.19", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.84", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.24", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.7.12", |
| "lessThanOrEqual": "6.7.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.8.3", |
| "lessThanOrEqual": "6.8.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.9", |
| "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": "5.19", |
| "versionEndExcluding": "6.1.84" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.19", |
| "versionEndExcluding": "6.6.24" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.19", |
| "versionEndExcluding": "6.7.12" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.19", |
| "versionEndExcluding": "6.8.3" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.19", |
| "versionEndExcluding": "6.9" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/016119154981d81c9e8f2ea3f56b9e2b4ea14500" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/042ef0afc40fa1a22b3608f22915b91ce39d128f" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/25e3ce59c1200f1f0563e39de151f34962ab0fe1" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/eb08db0fc5354fa17b7ed66dab3c503332423451" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/4be9075fec0a639384ed19975634b662bfab938f" |
| } |
| ], |
| "title": "drm/vmwgfx: Create debugfs ttm_resource_manager entry only if needed", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-26940", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
