| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: smscufx: fix error handling code in ufx_usb_probe\n\nThe current error handling code in ufx_usb_probe have many unmatching\nissues, e.g., missing ufx_free_usb_list, destroy_modedb label should\nonly include framebuffer_release, fb_dealloc_cmap only matches\nfb_alloc_cmap.\n\nMy local syzkaller reports a memory leak bug:\n\nmemory leak in ufx_usb_probe\n\nBUG: memory leak\nunreferenced object 0xffff88802f879580 (size 128):\n comm \"kworker/0:7\", pid 17416, jiffies 4295067474 (age 46.710s)\n hex dump (first 32 bytes):\n 80 21 7c 2e 80 88 ff ff 18 d0 d0 0c 80 88 ff ff .!|.............\n 00 d0 d0 0c 80 88 ff ff e0 ff ff ff 0f 00 00 00 ................\n backtrace:\n [<ffffffff814c99a0>] kmalloc_trace+0x20/0x90 mm/slab_common.c:1045\n [<ffffffff824d219c>] kmalloc include/linux/slab.h:553 [inline]\n [<ffffffff824d219c>] kzalloc include/linux/slab.h:689 [inline]\n [<ffffffff824d219c>] ufx_alloc_urb_list drivers/video/fbdev/smscufx.c:1873 [inline]\n [<ffffffff824d219c>] ufx_usb_probe+0x11c/0x15a0 drivers/video/fbdev/smscufx.c:1655\n [<ffffffff82d17927>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396\n [<ffffffff82712f0d>] call_driver_probe drivers/base/dd.c:560 [inline]\n [<ffffffff82712f0d>] really_probe+0x12d/0x390 drivers/base/dd.c:639\n [<ffffffff8271322f>] __driver_probe_device+0xbf/0x140 drivers/base/dd.c:778\n [<ffffffff827132da>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:808\n [<ffffffff82713c27>] __device_attach_driver+0xf7/0x150 drivers/base/dd.c:936\n [<ffffffff82710137>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427\n [<ffffffff827136b5>] __device_attach+0x105/0x2d0 drivers/base/dd.c:1008\n [<ffffffff82711d36>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487\n [<ffffffff8270e242>] device_add+0x642/0xdc0 drivers/base/core.c:3517\n [<ffffffff82d14d5f>] usb_set_configuration+0x8ef/0xb80 drivers/usb/core/message.c:2170\n [<ffffffff82d2576c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238\n [<ffffffff82d16ffc>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293\n [<ffffffff82712f0d>] call_driver_probe drivers/base/dd.c:560 [inline]\n [<ffffffff82712f0d>] really_probe+0x12d/0x390 drivers/base/dd.c:639\n [<ffffffff8271322f>] __driver_probe_device+0xbf/0x140 drivers/base/dd.c:778\n\nFix this bug by rewriting the error handling code in ufx_usb_probe." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/video/fbdev/smscufx.c" |
| ], |
| "versions": [ |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "3b3d3127f5b4291ae4caaf50f7b66089ad600480", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "3931014367ef31d26af65386a4ca496f50f0cfdf", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "64fa364ad3245508d393e16ed4886f92d7eb423c", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "1b4c08844628dfc8d72d3f51b657f2a5e63b7b4b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "b76449ee75e21acfe9fa4c653d8598f191ed7d68", |
| "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/video/fbdev/smscufx.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.4.232", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.168", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.93", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.11", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.2", |
| "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:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "5.4.232" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "5.10.168" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "5.15.93" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.1.11" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.2" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/3b3d3127f5b4291ae4caaf50f7b66089ad600480" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/3931014367ef31d26af65386a4ca496f50f0cfdf" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/64fa364ad3245508d393e16ed4886f92d7eb423c" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1b4c08844628dfc8d72d3f51b657f2a5e63b7b4b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/b76449ee75e21acfe9fa4c653d8598f191ed7d68" |
| } |
| ], |
| "title": "fbdev: smscufx: fix error handling code in ufx_usb_probe", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2022-49741", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
