| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: dvb-frontends: dib3000mb: fix uninit-value in dib3000_write_reg\n\nSyzbot reports [1] an uninitialized value issue found by KMSAN in\ndib3000_read_reg().\n\nLocal u8 rb[2] is used in i2c_transfer() as a read buffer; in case\nthat call fails, the buffer may end up with some undefined values.\n\nSince no elaborate error handling is expected in dib3000_write_reg(),\nsimply zero out rb buffer to mitigate the problem.\n\n[1] Syzkaller report\ndvb-usb: bulk message failed: -22 (6/0)\n=====================================================\nBUG: KMSAN: uninit-value in dib3000mb_attach+0x2d8/0x3c0 drivers/media/dvb-frontends/dib3000mb.c:758\n dib3000mb_attach+0x2d8/0x3c0 drivers/media/dvb-frontends/dib3000mb.c:758\n dibusb_dib3000mb_frontend_attach+0x155/0x2f0 drivers/media/usb/dvb-usb/dibusb-mb.c:31\n dvb_usb_adapter_frontend_init+0xed/0x9a0 drivers/media/usb/dvb-usb/dvb-usb-dvb.c:290\n dvb_usb_adapter_init drivers/media/usb/dvb-usb/dvb-usb-init.c:90 [inline]\n dvb_usb_init drivers/media/usb/dvb-usb/dvb-usb-init.c:186 [inline]\n dvb_usb_device_init+0x25a8/0x3760 drivers/media/usb/dvb-usb/dvb-usb-init.c:310\n dibusb_probe+0x46/0x250 drivers/media/usb/dvb-usb/dibusb-mb.c:110\n...\nLocal variable rb created at:\n dib3000_read_reg+0x86/0x4e0 drivers/media/dvb-frontends/dib3000mb.c:54\n dib3000mb_attach+0x123/0x3c0 drivers/media/dvb-frontends/dib3000mb.c:758\n..." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/media/dvb-frontends/dib3000mb.c" |
| ], |
| "versions": [ |
| { |
| "version": "74340b0a8bc60b400c7e5fe4950303aa6f914d16", |
| "lessThan": "035772fcd631eee2756b31cb6df249c0a8d453d7", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74340b0a8bc60b400c7e5fe4950303aa6f914d16", |
| "lessThan": "e11778189513cd7fb2edced5bd053bc18ede8418", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74340b0a8bc60b400c7e5fe4950303aa6f914d16", |
| "lessThan": "53106510736e734ce8b731ba871363389bfbf4c9", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74340b0a8bc60b400c7e5fe4950303aa6f914d16", |
| "lessThan": "3876e3a1c31a58a352c6bf5d2a90e3304445a637", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74340b0a8bc60b400c7e5fe4950303aa6f914d16", |
| "lessThan": "1d6de21f00293d819b5ca6dbe75ff1f3b6392140", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74340b0a8bc60b400c7e5fe4950303aa6f914d16", |
| "lessThan": "c1197c1457bb7098cf46366e898eb52b41b6876a", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74340b0a8bc60b400c7e5fe4950303aa6f914d16", |
| "lessThan": "2dd59fe0e19e1ab955259978082b62e5751924c7", |
| "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/media/dvb-frontends/dib3000mb.c" |
| ], |
| "versions": [ |
| { |
| "version": "2.6.19", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "2.6.19", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.289", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.233", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.176", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.123", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.69", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12.8", |
| "lessThanOrEqual": "6.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.13", |
| "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": "2.6.19", |
| "versionEndExcluding": "5.4.289" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.19", |
| "versionEndExcluding": "5.10.233" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.19", |
| "versionEndExcluding": "5.15.176" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.19", |
| "versionEndExcluding": "6.1.123" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.19", |
| "versionEndExcluding": "6.6.69" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.19", |
| "versionEndExcluding": "6.12.8" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.19", |
| "versionEndExcluding": "6.13" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/035772fcd631eee2756b31cb6df249c0a8d453d7" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e11778189513cd7fb2edced5bd053bc18ede8418" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/53106510736e734ce8b731ba871363389bfbf4c9" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/3876e3a1c31a58a352c6bf5d2a90e3304445a637" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1d6de21f00293d819b5ca6dbe75ff1f3b6392140" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/c1197c1457bb7098cf46366e898eb52b41b6876a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2dd59fe0e19e1ab955259978082b62e5751924c7" |
| } |
| ], |
| "title": "media: dvb-frontends: dib3000mb: fix uninit-value in dib3000_write_reg", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-56769", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
