| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: Fix use-after-free with devm_spi_alloc_*\n\nWe can't rely on the contents of the devres list during\nspi_unregister_controller(), as the list is already torn down at the\ntime we perform devres_find() for devm_spi_release_controller. This\ncauses devices registered with devm_spi_alloc_{master,slave}() to be\nmistakenly identified as legacy, non-devm managed devices and have their\nreference counters decremented below 0.\n\n------------[ cut here ]------------\nWARNING: CPU: 1 PID: 660 at lib/refcount.c:28 refcount_warn_saturate+0x108/0x174\n[<b0396f04>] (refcount_warn_saturate) from [<b03c56a4>] (kobject_put+0x90/0x98)\n[<b03c5614>] (kobject_put) from [<b0447b4c>] (put_device+0x20/0x24)\n r4:b6700140\n[<b0447b2c>] (put_device) from [<b07515e8>] (devm_spi_release_controller+0x3c/0x40)\n[<b07515ac>] (devm_spi_release_controller) from [<b045343c>] (release_nodes+0x84/0xc4)\n r5:b6700180 r4:b6700100\n[<b04533b8>] (release_nodes) from [<b0454160>] (devres_release_all+0x5c/0x60)\n r8:b1638c54 r7:b117ad94 r6:b1638c10 r5:b117ad94 r4:b163dc10\n[<b0454104>] (devres_release_all) from [<b044e41c>] (__device_release_driver+0x144/0x1ec)\n r5:b117ad94 r4:b163dc10\n[<b044e2d8>] (__device_release_driver) from [<b044f70c>] (device_driver_detach+0x84/0xa0)\n r9:00000000 r8:00000000 r7:b117ad94 r6:b163dc54 r5:b1638c10 r4:b163dc10\n[<b044f688>] (device_driver_detach) from [<b044d274>] (unbind_store+0xe4/0xf8)\n\nInstead, determine the devm allocation state as a flag on the\ncontroller which is guaranteed to be stable during cleanup." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/spi/spi.c", |
| "include/linux/spi/spi.h" |
| ], |
| "versions": [ |
| { |
| "version": "a4add022c1552b0d51a0b89a4781919d6ebac4f9", |
| "lessThan": "62bb2c7f2411a0045c24831f11ecacfc35610815", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "0870525cf94bc27907e94ce99afb6d7239ffd2f5", |
| "lessThan": "8bf96425c90f5c1dcf3b7b9df568019a1d4b8a0e", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "8c45a1c6c951bbe7f95db78fcab46f7337364468", |
| "lessThan": "8e029707f50a82c53172359c686b2536ab54e58c", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "234b432c7b6184b2d6c5ba2c55f0dd5023c0edf0", |
| "lessThan": "28a5529068c51cdf0295ab1e11a99a3a909a03e4", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "3e04a4976addbedcad326f47b0dd4efc570a1fac", |
| "lessThan": "001c8e83646ad3b847b18f6ac55a54367d917d74", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "5e844cc37a5cbaa460e68f9a989d321d63088a89", |
| "lessThan": "c7fabe372a9031acd00498bc718ce27c253abfd1", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "5e844cc37a5cbaa460e68f9a989d321d63088a89", |
| "lessThan": "cee78aa24578edac8cf00513dca618c0acc17cd7", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "5e844cc37a5cbaa460e68f9a989d321d63088a89", |
| "lessThan": "8735248ebb918d25427965f0db07939ed0473ec6", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "5e844cc37a5cbaa460e68f9a989d321d63088a89", |
| "lessThan": "794aaf01444d4e765e2b067cba01cc69c1c68ed9", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "bd1a5b2307279029faaddbecf2f2ac25eaef8dc6", |
| "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/spi/spi.c", |
| "include/linux/spi/spi.h" |
| ], |
| "versions": [ |
| { |
| "version": "5.10", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.10", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.4.271", |
| "lessThanOrEqual": "4.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.9.271", |
| "lessThanOrEqual": "4.9.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.14.233", |
| "lessThanOrEqual": "4.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.191", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.119", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.37", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.11.21", |
| "lessThanOrEqual": "5.11.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.12.4", |
| "lessThanOrEqual": "5.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.13", |
| "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": "4.4.248", |
| "versionEndExcluding": "4.4.271" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.9.248", |
| "versionEndExcluding": "4.9.271" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.14.212", |
| "versionEndExcluding": "4.14.233" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.19.163", |
| "versionEndExcluding": "4.19.191" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.4.80", |
| "versionEndExcluding": "5.4.119" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.10", |
| "versionEndExcluding": "5.10.37" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.10", |
| "versionEndExcluding": "5.11.21" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.10", |
| "versionEndExcluding": "5.12.4" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.10", |
| "versionEndExcluding": "5.13" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.9.11" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/62bb2c7f2411a0045c24831f11ecacfc35610815" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/8bf96425c90f5c1dcf3b7b9df568019a1d4b8a0e" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/8e029707f50a82c53172359c686b2536ab54e58c" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/28a5529068c51cdf0295ab1e11a99a3a909a03e4" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/001c8e83646ad3b847b18f6ac55a54367d917d74" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/c7fabe372a9031acd00498bc718ce27c253abfd1" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/cee78aa24578edac8cf00513dca618c0acc17cd7" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/8735248ebb918d25427965f0db07939ed0473ec6" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/794aaf01444d4e765e2b067cba01cc69c1c68ed9" |
| } |
| ], |
| "title": "spi: Fix use-after-free with devm_spi_alloc_*", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-46959", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
