{
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    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-27070",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-02-19T14:20:24.216Z",
        "datePublished": "2024-05-01T13:04:26.824Z",
        "dateUpdated": "2024-08-02T00:27:57.831Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-05-29T05:28:00.715Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to avoid use-after-free issue in f2fs_filemap_fault\n\nsyzbot reports a f2fs bug as below:\n\nBUG: KASAN: slab-use-after-free in f2fs_filemap_fault+0xd1/0x2c0 fs/f2fs/file.c:49\nRead of size 8 at addr ffff88807bb22680 by task syz-executor184/5058\n\nCPU: 0 PID: 5058 Comm: syz-executor184 Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:88 [inline]\n dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106\n print_address_description mm/kasan/report.c:377 [inline]\n print_report+0x163/0x540 mm/kasan/report.c:488\n kasan_report+0x142/0x170 mm/kasan/report.c:601\n f2fs_filemap_fault+0xd1/0x2c0 fs/f2fs/file.c:49\n __do_fault+0x131/0x450 mm/memory.c:4376\n do_shared_fault mm/memory.c:4798 [inline]\n do_fault mm/memory.c:4872 [inline]\n do_pte_missing mm/memory.c:3745 [inline]\n handle_pte_fault mm/memory.c:5144 [inline]\n __handle_mm_fault+0x23b7/0x72b0 mm/memory.c:5285\n handle_mm_fault+0x27e/0x770 mm/memory.c:5450\n do_user_addr_fault arch/x86/mm/fault.c:1364 [inline]\n handle_page_fault arch/x86/mm/fault.c:1507 [inline]\n exc_page_fault+0x456/0x870 arch/x86/mm/fault.c:1563\n asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570\n\nThe root cause is: in f2fs_filemap_fault(), vmf->vma may be not alive after\nfilemap_fault(), so it may cause use-after-free issue when accessing\nvmf->vma->vm_flags in trace_f2fs_filemap_fault(). So it needs to keep vm_flags\nin separated temporary variable for tracepoint use."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/f2fs/file.c"
                    ],
                    "versions": [
                        {
                            "version": "87f3afd366f7",
                            "lessThan": "8186e16a766d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "87f3afd366f7",
                            "lessThan": "eb70d5a6c932",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/f2fs/file.c"
                    ],
                    "versions": [
                        {
                            "version": "6.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.8",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.8.2",
                            "lessThanOrEqual": "6.8.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.9",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/8186e16a766d709a08f188d2f4e84098f364bea1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/eb70d5a6c932d9d23f4bb3e7b83782c21ac4b064"
                }
            ],
            "title": "f2fs: fix to avoid use-after-free issue in f2fs_filemap_fault",
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                "engine": "bippy-a5840b7849dd"
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        },
        "adp": [
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                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2024-27070",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
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                                        "Technical Impact": "partial"
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                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-05-28T16:13:45.773958Z"
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                    "dateUpdated": "2024-06-04T17:47:09.114Z"
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                    "dateUpdated": "2024-08-02T00:27:57.831Z"
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                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://git.kernel.org/stable/c/8186e16a766d709a08f188d2f4e84098f364bea1",
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