{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2022-48755",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-06-20T11:09:39.059Z",
        "datePublished": "2024-06-20T11:13:35.212Z",
        "dateUpdated": "2024-09-11T17:34:47.728Z"
    },
    "containers": {
        "cna": {
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                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-06-20T11:14:48.488Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc64/bpf: Limit 'ldbrx' to processors compliant with ISA v2.06\n\nJohan reported the below crash with test_bpf on ppc64 e5500:\n\n  test_bpf: #296 ALU_END_FROM_LE 64: 0x0123456789abcdef -> 0x67452301 jited:1\n  Oops: Exception in kernel mode, sig: 4 [#1]\n  BE PAGE_SIZE=4K SMP NR_CPUS=24 QEMU e500\n  Modules linked in: test_bpf(+)\n  CPU: 0 PID: 76 Comm: insmod Not tainted 5.14.0-03771-g98c2059e008a-dirty #1\n  NIP:  8000000000061c3c LR: 80000000006dea64 CTR: 8000000000061c18\n  REGS: c0000000032d3420 TRAP: 0700   Not tainted (5.14.0-03771-g98c2059e008a-dirty)\n  MSR:  0000000080089000 <EE,ME>  CR: 88002822  XER: 20000000 IRQMASK: 0\n  <...>\n  NIP [8000000000061c3c] 0x8000000000061c3c\n  LR [80000000006dea64] .__run_one+0x104/0x17c [test_bpf]\n  Call Trace:\n   .__run_one+0x60/0x17c [test_bpf] (unreliable)\n   .test_bpf_init+0x6a8/0xdc8 [test_bpf]\n   .do_one_initcall+0x6c/0x28c\n   .do_init_module+0x68/0x28c\n   .load_module+0x2460/0x2abc\n   .__do_sys_init_module+0x120/0x18c\n   .system_call_exception+0x110/0x1b8\n   system_call_common+0xf0/0x210\n  --- interrupt: c00 at 0x101d0acc\n  <...>\n  ---[ end trace 47b2bf19090bb3d0 ]---\n\n  Illegal instruction\n\nThe illegal instruction turned out to be 'ldbrx' emitted for\nBPF_FROM_[L|B]E, which was only introduced in ISA v2.06. Guard use of\nthe same and implement an alternative approach for older processors."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/powerpc/include/asm/ppc-opcode.h",
                        "arch/powerpc/net/bpf_jit_comp64.c"
                    ],
                    "versions": [
                        {
                            "version": "156d0e290e96",
                            "lessThan": "129c71829d7f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "156d0e290e96",
                            "lessThan": "3bfbc00587dc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "156d0e290e96",
                            "lessThan": "aaccfeeee163",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "156d0e290e96",
                            "lessThan": "3f5f766d5f7f",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/powerpc/include/asm/ppc-opcode.h",
                        "arch/powerpc/net/bpf_jit_comp64.c"
                    ],
                    "versions": [
                        {
                            "version": "4.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.8",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.10.96",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.15.19",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.16.5",
                            "lessThanOrEqual": "5.16.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.17",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/129c71829d7f46423d95c19e8d87ce956d4c6e1c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3bfbc00587dc883eaed383558ae512a351c2cd09"
                },
                {
                    "url": "https://git.kernel.org/stable/c/aaccfeeee1630b155e8ff0d6c449d3de1ef86e73"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3f5f766d5f7f95a69a630da3544a1a0cee1cdddf"
                }
            ],
            "title": "powerpc64/bpf: Limit 'ldbrx' to processors compliant with ISA v2.06",
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        },
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                    "dateUpdated": "2024-08-03T15:25:00.254Z"
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            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2022-48755",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
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                                        "Automatable": "no"
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                                        "Technical Impact": "partial"
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                                "version": "2.0.3",
                                "timestamp": "2024-09-10T17:10:22.467410Z"
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                "title": "CISA ADP Vulnrichment",
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