CVE-2024-50084

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> net: microchip: vcap api: Fix memory leaks in vcap_api_encode_rule_test()<br /> <br /> Commit a3c1e45156ad ("net: microchip: vcap: Fix use-after-free error in<br /> kunit test") fixed the use-after-free error, but introduced below<br /> memory leaks by removing necessary vcap_free_rule(), add it to fix it.<br /> <br /> unreferenced object 0xffffff80ca58b700 (size 192):<br /> comm "kunit_try_catch", pid 1215, jiffies 4294898264<br /> hex dump (first 32 bytes):<br /> 00 12 7a 00 05 00 00 00 0a 00 00 00 64 00 00 00 ..z.........d...<br /> 00 00 00 00 00 00 00 00 00 04 0b cc 80 ff ff ff ................<br /> backtrace (crc 9c09c3fe):<br /> [] kmemleak_alloc+0x34/0x40<br /> [] __kmalloc_cache_noprof+0x26c/0x2f4<br /> [] vcap_alloc_rule+0x3cc/0x9c4<br /> [] vcap_api_encode_rule_test+0x1ac/0x16b0<br /> [] kunit_try_run_case+0x13c/0x3ac<br /> [] kunit_generic_run_threadfn_adapter+0x80/0xec<br /> [] kthread+0x2e8/0x374<br /> [] ret_from_fork+0x10/0x20<br /> unreferenced object 0xffffff80cc0b0400 (size 64):<br /> comm "kunit_try_catch", pid 1215, jiffies 4294898265<br /> hex dump (first 32 bytes):<br /> 80 04 0b cc 80 ff ff ff 18 b7 58 ca 80 ff ff ff ..........X.....<br /> 39 00 00 00 02 00 00 00 06 05 04 03 02 01 ff ff 9...............<br /> backtrace (crc daf014e9):<br /> [] kmemleak_alloc+0x34/0x40<br /> [] __kmalloc_cache_noprof+0x26c/0x2f4<br /> [] vcap_rule_add_key+0x2cc/0x528<br /> [] vcap_api_encode_rule_test+0x224/0x16b0<br /> [] kunit_try_run_case+0x13c/0x3ac<br /> [] kunit_generic_run_threadfn_adapter+0x80/0xec<br /> [] kthread+0x2e8/0x374<br /> [] ret_from_fork+0x10/0x20<br /> unreferenced object 0xffffff80cc0b0700 (size 64):<br /> comm "kunit_try_catch", pid 1215, jiffies 4294898265<br /> hex dump (first 32 bytes):<br /> 80 07 0b cc 80 ff ff ff 28 b7 58 ca 80 ff ff ff ........(.X.....<br /> 3c 00 00 00 00 00 00 00 01 2f 03 b3 ec ff ff ff