{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-46849",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: meson: axg-card: fix 'use-after-free'\n\nBuffer 'card->dai_link' is reallocated in 'meson_card_reallocate_links()',\nso move 'pad' pointer initialization after this function when memory is\nalready reallocated.\n\nKasan bug report:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in axg_card_add_link+0x76c/0x9bc\nRead of size 8 at addr ffff000000e8b260 by task modprobe/356\n\nCPU: 0 PID: 356 Comm: modprobe Tainted: G O 6.9.12-sdkernel #1\nCall trace:\n dump_backtrace+0x94/0xec\n show_stack+0x18/0x24\n dump_stack_lvl+0x78/0x90\n print_report+0xfc/0x5c0\n kasan_report+0xb8/0xfc\n __asan_load8+0x9c/0xb8\n axg_card_add_link+0x76c/0x9bc [snd_soc_meson_axg_sound_card]\n meson_card_probe+0x344/0x3b8 [snd_soc_meson_card_utils]\n platform_probe+0x8c/0xf4\n really_probe+0x110/0x39c\n __driver_probe_device+0xb8/0x18c\n driver_probe_device+0x108/0x1d8\n __driver_attach+0xd0/0x25c\n bus_for_each_dev+0xe0/0x154\n driver_attach+0x34/0x44\n bus_add_driver+0x134/0x294\n driver_register+0xa8/0x1e8\n __platform_driver_register+0x44/0x54\n axg_card_pdrv_init+0x20/0x1000 [snd_soc_meson_axg_sound_card]\n do_one_initcall+0xdc/0x25c\n do_init_module+0x10c/0x334\n load_module+0x24c4/0x26cc\n init_module_from_file+0xd4/0x128\n __arm64_sys_finit_module+0x1f4/0x41c\n invoke_syscall+0x60/0x188\n el0_svc_common.constprop.0+0x78/0x13c\n do_el0_svc+0x30/0x40\n el0_svc+0x38/0x78\n el0t_64_sync_handler+0x100/0x12c\n el0t_64_sync+0x190/0x194"
            }
        ]
    },
    "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": "7864a79f37b5",
                                            "version_value": "a33145f494e6"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "4.19",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "4.19",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.4.285",
                                                        "lessThanOrEqual": "5.4.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.10.227",
                                                        "lessThanOrEqual": "5.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.15.168",
                                                        "lessThanOrEqual": "5.15.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.1.111",
                                                        "lessThanOrEqual": "6.1.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.6.52",
                                                        "lessThanOrEqual": "6.6.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.10.11",
                                                        "lessThanOrEqual": "6.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.11",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/a33145f494e6cb82f3e018662cc7c4febf271f22",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/a33145f494e6cb82f3e018662cc7c4febf271f22"
            },
            {
                "url": "https://git.kernel.org/stable/c/5a2cc2bb81399e9ebc72560541137eb04d61dc3d",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/5a2cc2bb81399e9ebc72560541137eb04d61dc3d"
            },
            {
                "url": "https://git.kernel.org/stable/c/fb0530025d502cb79d2b2801b14a9d5261833f1a",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/fb0530025d502cb79d2b2801b14a9d5261833f1a"
            },
            {
                "url": "https://git.kernel.org/stable/c/e1a199ec31617242e1a0ea8f312341e682d0c037",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/e1a199ec31617242e1a0ea8f312341e682d0c037"
            },
            {
                "url": "https://git.kernel.org/stable/c/e43364f578cdc2f8083abbc0cb743ea55e827c29",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/e43364f578cdc2f8083abbc0cb743ea55e827c29"
            },
            {
                "url": "https://git.kernel.org/stable/c/7d318166bf55e9029d56997c3b134f4ac2ae2607",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/7d318166bf55e9029d56997c3b134f4ac2ae2607"
            },
            {
                "url": "https://git.kernel.org/stable/c/4f9a71435953f941969a4f017e2357db62d85a86",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/4f9a71435953f941969a4f017e2357db62d85a86"
            }
        ]
    },
    "generator": {
        "engine": "bippy-9e1c9544281a"
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}