{"id":"CVE-2024-50084","summary":"net: microchip: vcap api: Fix memory leaks in vcap_api_encode_rule_test()","details":"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    [\u003c0000000052a0be73\u003e] kmemleak_alloc+0x34/0x40\n\t    [\u003c0000000043605459\u003e] __kmalloc_cache_noprof+0x26c/0x2f4\n\t    [\u003c0000000040a01b8d\u003e] vcap_alloc_rule+0x3cc/0x9c4\n\t    [\u003c000000003fe86110\u003e] vcap_api_encode_rule_test+0x1ac/0x16b0\n\t    [\u003c00000000b3595fc4\u003e] kunit_try_run_case+0x13c/0x3ac\n\t    [\u003c0000000010f5d2bf\u003e] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t    [\u003c00000000c5d82c9a\u003e] kthread+0x2e8/0x374\n\t    [\u003c00000000f4287308\u003e] 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    [\u003c0000000052a0be73\u003e] kmemleak_alloc+0x34/0x40\n\t    [\u003c0000000043605459\u003e] __kmalloc_cache_noprof+0x26c/0x2f4\n\t    [\u003c000000000ff63fd4\u003e] vcap_rule_add_key+0x2cc/0x528\n\t    [\u003c00000000dfdb1e81\u003e] vcap_api_encode_rule_test+0x224/0x16b0\n\t    [\u003c00000000b3595fc4\u003e] kunit_try_run_case+0x13c/0x3ac\n\t    [\u003c0000000010f5d2bf\u003e] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t    [\u003c00000000c5d82c9a\u003e] kthread+0x2e8/0x374\n\t    [\u003c00000000f4287308\u003e] 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  \u003c......../......\n\t  backtrace (crc 8d877792):\n\t    [\u003c0000000052a0be73\u003e] kmemleak_alloc+0x34/0x40\n\t    [\u003c0000000043605459\u003e] __kmalloc_cache_noprof+0x26c/0x2f4\n\t    [\u003c000000006eadfab7\u003e] vcap_rule_add_action+0x2d0/0x52c\n\t    [\u003c00000000323475d1\u003e] vcap_api_encode_rule_test+0x4d4/0x16b0\n\t    [\u003c00000000b3595fc4\u003e] kunit_try_run_case+0x13c/0x3ac\n\t    [\u003c0000000010f5d2bf\u003e] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t    [\u003c00000000c5d82c9a\u003e] kthread+0x2e8/0x374\n\t    [\u003c00000000f4287308\u003e] 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    [\u003c0000000052a0be73\u003e] kmemleak_alloc+0x34/0x40\n\t    [\u003c0000000043605459\u003e] __kmalloc_cache_noprof+0x26c/0x2f4\n\t    [\u003c000000000ff63fd4\u003e] vcap_rule_add_key+0x2cc/0x528\n\t    [\u003c00000000991e3564\u003e] vcap_val_rule+0xcf0/0x13e8\n\t    [\u003c00000000fc9868e5\u003e] vcap_api_encode_rule_test+0x678/0x16b0\n\t    [\u003c00000000b3595fc4\u003e] kunit_try_run_case+0x13c/0x3ac\n\t    [\u003c0000000010f5d2bf\u003e] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t    [\u003c00000000c5d82c9a\u003e] kthread+0x2e8/0x374\n\t    [\u003c00000000f4287308\u003e] 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    [\u003c0000000052a0be73\u003e] kmemleak_alloc+0x34/0x40\n\t    [\u003c0000000043605459\u003e] __kmalloc_cache_noprof+0x26c/0x2f4\n\t    [\u003c000000000ff63fd4\u003e] vcap_rule_add_key+0x2cc/0x528\n\t    [\u003c000000001396a1a2\u003e] test_add_de\n---truncated---","modified":"2026-04-02T12:21:15.965671Z","published":"2024-10-29T00:50:27.226Z","related":["SUSE-SU-2024:4314-1","SUSE-SU-2024:4316-1","SUSE-SU-2024:4318-1","SUSE-SU-2024:4387-1","SUSE-SU-2025:20163-1","SUSE-SU-2025:20164-1","SUSE-SU-2025:20246-1","SUSE-SU-2025:20247-1","USN-7276-1","USN-7277-1","openSUSE-SU-2024:14500-1","openSUSE-SU-2025:14705-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50084.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/170792097bb21e5da77443b6a03d35489813eabe"},{"type":"WEB","url":"https://git.kernel.org/stable/c/20b5342de51bda794791e013b90754774003a515"},{"type":"WEB","url":"https://git.kernel.org/stable/c/217a3d98d1e9891a8b1438a27dfbc64ddf01f691"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50084.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50084"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"b0804c286ccfcf5f5c004d5bf8a54c0508b5e86b"},{"fixed":"20b5342de51bda794791e013b90754774003a515"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"a3c1e45156ad39f225cd7ddae0f81230a3b1e657"},{"fixed":"170792097bb21e5da77443b6a03d35489813eabe"},{"fixed":"217a3d98d1e9891a8b1438a27dfbc64ddf01f691"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"f7fe95f40c85311c98913fe6ae2c56adb7f767a7"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50084.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}