{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2024-50084", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-10-21T19:36:19.942Z", "datePublished": "2024-10-29T00:50:27.226Z", "dateUpdated": "2026-05-23T15:54:25.123Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:54:25.123Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: microchip: vcap api: Fix memory leaks in vcap_api_encode_rule_test()\n\nCommit a3c1e45156ad (\"net: microchip: vcap: Fix use-after-free error in\nkunit test\") fixed the use-after-free error, but introduced below\nmemory leaks by removing necessary vcap_free_rule(), add it to fix it.\n\n\tunreferenced object 0xffffff80ca58b700 (size 192):\n\t comm \"kunit_try_catch\", pid 1215, jiffies 4294898264\n\t hex dump (first 32 bytes):\n\t 00 12 7a 00 05 00 00 00 0a 00 00 00 64 00 00 00 ..z.........d...\n\t 00 00 00 00 00 00 00 00 00 04 0b cc 80 ff ff ff ................\n\t backtrace (crc 9c09c3fe):\n\t [<0000000052a0be73>] kmemleak_alloc+0x34/0x40\n\t [<0000000043605459>] __kmalloc_cache_noprof+0x26c/0x2f4\n\t [<0000000040a01b8d>] vcap_alloc_rule+0x3cc/0x9c4\n\t [<000000003fe86110>] vcap_api_encode_rule_test+0x1ac/0x16b0\n\t [<00000000b3595fc4>] kunit_try_run_case+0x13c/0x3ac\n\t [<0000000010f5d2bf>] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t [<00000000c5d82c9a>] kthread+0x2e8/0x374\n\t [<00000000f4287308>] ret_from_fork+0x10/0x20\n\tunreferenced object 0xffffff80cc0b0400 (size 64):\n\t comm \"kunit_try_catch\", pid 1215, jiffies 4294898265\n\t hex dump (first 32 bytes):\n\t 80 04 0b cc 80 ff ff ff 18 b7 58 ca 80 ff ff ff ..........X.....\n\t 39 00 00 00 02 00 00 00 06 05 04 03 02 01 ff ff 9...............\n\t backtrace (crc daf014e9):\n\t [<0000000052a0be73>] kmemleak_alloc+0x34/0x40\n\t [<0000000043605459>] __kmalloc_cache_noprof+0x26c/0x2f4\n\t [<000000000ff63fd4>] vcap_rule_add_key+0x2cc/0x528\n\t [<00000000dfdb1e81>] vcap_api_encode_rule_test+0x224/0x16b0\n\t [<00000000b3595fc4>] kunit_try_run_case+0x13c/0x3ac\n\t [<0000000010f5d2bf>] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t [<00000000c5d82c9a>] kthread+0x2e8/0x374\n\t [<00000000f4287308>] ret_from_fork+0x10/0x20\n\tunreferenced object 0xffffff80cc0b0700 (size 64):\n\t comm \"kunit_try_catch\", pid 1215, jiffies 4294898265\n\t hex dump (first 32 bytes):\n\t 80 07 0b cc 80 ff ff ff 28 b7 58 ca 80 ff ff ff ........(.X.....\n\t 3c 00 00 00 00 00 00 00 01 2f 03 b3 ec ff ff ff <......../......\n\t backtrace (crc 8d877792):\n\t [<0000000052a0be73>] kmemleak_alloc+0x34/0x40\n\t [<0000000043605459>] __kmalloc_cache_noprof+0x26c/0x2f4\n\t [<000000006eadfab7>] vcap_rule_add_action+0x2d0/0x52c\n\t [<00000000323475d1>] vcap_api_encode_rule_test+0x4d4/0x16b0\n\t [<00000000b3595fc4>] kunit_try_run_case+0x13c/0x3ac\n\t [<0000000010f5d2bf>] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t [<00000000c5d82c9a>] kthread+0x2e8/0x374\n\t [<00000000f4287308>] ret_from_fork+0x10/0x20\n\tunreferenced object 0xffffff80cc0b0900 (size 64):\n\t comm \"kunit_try_catch\", pid 1215, jiffies 4294898266\n\t hex dump (first 32 bytes):\n\t 80 09 0b cc 80 ff ff ff 80 06 0b cc 80 ff ff ff ................\n\t 7d 00 00 00 01 00 00 00 00 00 00 00 ff 00 00 00 }...............\n\t backtrace (crc 34181e56):\n\t [<0000000052a0be73>] kmemleak_alloc+0x34/0x40\n\t [<0000000043605459>] __kmalloc_cache_noprof+0x26c/0x2f4\n\t [<000000000ff63fd4>] vcap_rule_add_key+0x2cc/0x528\n\t [<00000000991e3564>] vcap_val_rule+0xcf0/0x13e8\n\t [<00000000fc9868e5>] vcap_api_encode_rule_test+0x678/0x16b0\n\t [<00000000b3595fc4>] kunit_try_run_case+0x13c/0x3ac\n\t [<0000000010f5d2bf>] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t [<00000000c5d82c9a>] kthread+0x2e8/0x374\n\t [<00000000f4287308>] ret_from_fork+0x10/0x20\n\tunreferenced object 0xffffff80cc0b0980 (size 64):\n\t comm \"kunit_try_catch\", pid 1215, jiffies 4294898266\n\t hex dump (first 32 bytes):\n\t 18 b7 58 ca 80 ff ff ff 00 09 0b cc 80 ff ff ff ..X.............\n\t 67 00 00 00 00 00 00 00 01 01 74 88 c0 ff ff ff g.........t.....\n\t backtrace (crc 275fd9be):\n\t [<0000000052a0be73>] kmemleak_alloc+0x34/0x40\n\t [<0000000043605459>] __kmalloc_cache_noprof+0x26c/0x2f4\n\t [<000000000ff63fd4>] vcap_rule_add_key+0x2cc/0x528\n\t [<000000001396a1a2>] test_add_de\n---truncated---" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/ethernet/microchip/vcap/vcap_api_kunit.c" ], "versions": [ { "version": "b0804c286ccfcf5f5c004d5bf8a54c0508b5e86b", "lessThan": "20b5342de51bda794791e013b90754774003a515", "status": "affected", "versionType": "git" }, { "version": "a3c1e45156ad39f225cd7ddae0f81230a3b1e657", "lessThan": "170792097bb21e5da77443b6a03d35489813eabe", "status": "affected", "versionType": "git" }, { "version": "a3c1e45156ad39f225cd7ddae0f81230a3b1e657", "lessThan": "217a3d98d1e9891a8b1438a27dfbc64ddf01f691", "status": "affected", "versionType": "git" }, { "version": "f7fe95f40c85311c98913fe6ae2c56adb7f767a7", "status": "affected", "versionType": "git" }, { "version": "6.6.51", "lessThan": "6.6.58", "status": "affected", "versionType": "semver" }, { "version": "6.10.10", "lessThan": "6.11", "status": "affected", "versionType": "semver" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/ethernet/microchip/vcap/vcap_api_kunit.c" ], "versions": [ { "version": "6.11", "status": "affected" }, { "version": "0", "lessThan": "6.11", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.58", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.11.5", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12", "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": "6.6.51", "versionEndExcluding": "6.6.58" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "6.11.5" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "6.12" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.10.10" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/20b5342de51bda794791e013b90754774003a515" }, { "url": "https://git.kernel.org/stable/c/170792097bb21e5da77443b6a03d35489813eabe" }, { "url": "https://git.kernel.org/stable/c/217a3d98d1e9891a8b1438a27dfbc64ddf01f691" } ], "title": "net: microchip: vcap api: Fix memory leaks in vcap_api_encode_rule_test()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "id": "CVE-2024-50084", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "version": "2.0.3", "timestamp": "2024-12-11T14:49:03.899652Z" } } } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "type": "CWE", "cweId": "CWE-416", "description": "CWE-416 Use After Free" } ] } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-12-11T14:58:34.572Z" } } ] } }