{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-50231",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: gts-helper: Fix memory leaks in iio_gts_build_avail_scale_table()\n\nmodprobe iio-test-gts and rmmod it, then the following memory leak\noccurs:\n\n\tunreferenced object 0xffffff80c810be00 (size 64):\n\t  comm \"kunit_try_catch\", pid 1654, jiffies 4294913981\n\t  hex dump (first 32 bytes):\n\t    02 00 00 00 08 00 00 00 20 00 00 00 40 00 00 00  ........ ...@...\n\t    80 00 00 00 00 02 00 00 00 04 00 00 00 08 00 00  ................\n\t  backtrace (crc a63d875e):\n\t    [<0000000028c1b3c2>] kmemleak_alloc+0x34/0x40\n\t    [<000000001d6ecc87>] __kmalloc_noprof+0x2bc/0x3c0\n\t    [<00000000393795c1>] devm_iio_init_iio_gts+0x4b4/0x16f4\n\t    [<0000000071bb4b09>] 0xffffffdf052a62e0\n\t    [<000000000315bc18>] 0xffffffdf052a6488\n\t    [<00000000f9dc55b5>] kunit_try_run_case+0x13c/0x3ac\n\t    [<00000000175a3fd4>] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t    [<00000000f505065d>] kthread+0x2e8/0x374\n\t    [<00000000bbfb0e5d>] ret_from_fork+0x10/0x20\n\tunreferenced object 0xffffff80cbfe9e70 (size 16):\n\t  comm \"kunit_try_catch\", pid 1658, jiffies 4294914015\n\t  hex dump (first 16 bytes):\n\t    10 00 00 00 40 00 00 00 80 00 00 00 00 00 00 00  ....@...........\n\t  backtrace (crc 857f0cb4):\n\t    [<0000000028c1b3c2>] kmemleak_alloc+0x34/0x40\n\t    [<000000001d6ecc87>] __kmalloc_noprof+0x2bc/0x3c0\n\t    [<00000000393795c1>] devm_iio_init_iio_gts+0x4b4/0x16f4\n\t    [<0000000071bb4b09>] 0xffffffdf052a62e0\n\t    [<000000007d089d45>] 0xffffffdf052a6864\n\t    [<00000000f9dc55b5>] kunit_try_run_case+0x13c/0x3ac\n\t    [<00000000175a3fd4>] kunit_generic_run_threadfn_adapter+0x80/0xec\n\t    [<00000000f505065d>] kthread+0x2e8/0x374\n\t    [<00000000bbfb0e5d>] ret_from_fork+0x10/0x20\n\t......\n\nIt includes 5*5 times \"size 64\" memory leaks, which correspond to 5 times\ntest_init_iio_gain_scale() calls with gts_test_gains size 10 (10*size(int))\nand gts_test_itimes size 5. It also includes 5*1 times \"size 16\"\nmemory leak, which correspond to one time __test_init_iio_gain_scale()\ncall with gts_test_gains_gain_low size 3 (3*size(int)) and gts_test_itimes\nsize 5.\n\nThe reason is that the per_time_gains[i] is not freed which is allocated in\nthe \"gts->num_itime\" for loop in iio_gts_build_avail_scale_table()."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "38416c28e168",
                                            "version_value": "38d6e8be234d"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "6.4",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "6.4",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.6.60",
                                                        "lessThanOrEqual": "6.6.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.11.7",
                                                        "lessThanOrEqual": "6.11.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.12",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/38d6e8be234d87b0eedca50309e25051888b39d1",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/38d6e8be234d87b0eedca50309e25051888b39d1"
            },
            {
                "url": "https://git.kernel.org/stable/c/16e41593825c3044efca0eb34b2d6ffba306e4ec",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/16e41593825c3044efca0eb34b2d6ffba306e4ec"
            },
            {
                "url": "https://git.kernel.org/stable/c/691e79ffc42154a9c91dc3b7e96a307037b4be74",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/691e79ffc42154a9c91dc3b7e96a307037b4be74"
            }
        ]
    },
    "generator": {
        "engine": "bippy-8e903de6a542"
    }
}