| { |
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| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfp: Fix memory leak in nfp_cpp_area_cache_add()\n\nIn line 800 (#1), nfp_cpp_area_alloc() allocates and initializes a\nCPP area structure. But in line 807 (#2), when the cache is allocated\nfailed, this CPP area structure is not freed, which will result in\nmemory leak.\n\nWe can fix it by freeing the CPP area when the cache is allocated\nfailed (#2).\n\n792 int nfp_cpp_area_cache_add(struct nfp_cpp *cpp, size_t size)\n793 {\n794 \tstruct nfp_cpp_area_cache *cache;\n795 \tstruct nfp_cpp_area *area;\n\n800\tarea = nfp_cpp_area_alloc(cpp, NFP_CPP_ID(7, NFP_CPP_ACTION_RW, 0),\n801 \t\t\t\t 0, size);\n\t// #1: allocates and initializes\n\n802 \tif (!area)\n803 \t\treturn -ENOMEM;\n\n805 \tcache = kzalloc(sizeof(*cache), GFP_KERNEL);\n806 \tif (!cache)\n807 \t\treturn -ENOMEM; // #2: missing free\n\n817\treturn 0;\n818 }" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c" |
| ], |
| "versions": [ |
| { |
| "version": "4cb584e0ee7df70fd0376aee60cf701855ea8c81", |
| "lessThan": "3e93abcdcec0436fbf0b6a88ae806902426895a2", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4cb584e0ee7df70fd0376aee60cf701855ea8c81", |
| "lessThan": "eb51f639ef3fd5498b7def290ed8681b6aadd9a7", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4cb584e0ee7df70fd0376aee60cf701855ea8c81", |
| "lessThan": "2e0e072e62fdaf7816220af08e05c020f0fcb77a", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4cb584e0ee7df70fd0376aee60cf701855ea8c81", |
| "lessThan": "484069b5de9d223cc1c64c6f80389a99cfef51f1", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4cb584e0ee7df70fd0376aee60cf701855ea8c81", |
| "lessThan": "f707820c09239d6f67699d9b2ff57863cc7905b0", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4cb584e0ee7df70fd0376aee60cf701855ea8c81", |
| "lessThan": "c56c96303e9289cc34716b1179597b6f470833de", |
| "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/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c" |
| ], |
| "versions": [ |
| { |
| "version": "4.11", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "4.11", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.14.258", |
| "lessThanOrEqual": "4.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.221", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.165", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.85", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.8", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.16", |
| "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": "4.11", |
| "versionEndExcluding": "4.14.258" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.11", |
| "versionEndExcluding": "4.19.221" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.11", |
| "versionEndExcluding": "5.4.165" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.11", |
| "versionEndExcluding": "5.10.85" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.11", |
| "versionEndExcluding": "5.15.8" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.11", |
| "versionEndExcluding": "5.16" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/3e93abcdcec0436fbf0b6a88ae806902426895a2" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/eb51f639ef3fd5498b7def290ed8681b6aadd9a7" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2e0e072e62fdaf7816220af08e05c020f0fcb77a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/484069b5de9d223cc1c64c6f80389a99cfef51f1" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/f707820c09239d6f67699d9b2ff57863cc7905b0" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/c56c96303e9289cc34716b1179597b6f470833de" |
| } |
| ], |
| "title": "nfp: Fix memory leak in nfp_cpp_area_cache_add()", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-47516", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
