{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-37929",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T04:51:23.970Z",
        "datePublished": "2025-05-20T15:21:55.253Z",
        "dateUpdated": "2026-05-23T15:58:36.620Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:58:36.620Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\narm64: errata: Add missing sentinels to Spectre-BHB MIDR arrays\n\nCommit a5951389e58d (\"arm64: errata: Add newer ARM cores to the\nspectre_bhb_loop_affected() lists\") added some additional CPUs to the\nSpectre-BHB workaround, including some new arrays for designs that\nrequire new 'k' values for the workaround to be effective.\n\nUnfortunately, the new arrays omitted the sentinel entry and so\nis_midr_in_range_list() will walk off the end when it doesn't find a\nmatch. With UBSAN enabled, this leads to a crash during boot when\nis_midr_in_range_list() is inlined (which was more common prior to\nc8c2647e69be (\"arm64: Make  _midr_in_range_list() an exported\nfunction\")):\n\n |  Internal error: aarch64 BRK: 00000000f2000001 [#1] PREEMPT SMP\n |  pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n |  pc : spectre_bhb_loop_affected+0x28/0x30\n |  lr : is_spectre_bhb_affected+0x170/0x190\n | [...]\n |  Call trace:\n |   spectre_bhb_loop_affected+0x28/0x30\n |   update_cpu_capabilities+0xc0/0x184\n |   init_cpu_features+0x188/0x1a4\n |   cpuinfo_store_boot_cpu+0x4c/0x60\n |   smp_prepare_boot_cpu+0x38/0x54\n |   start_kernel+0x8c/0x478\n |   __primary_switched+0xc8/0xd4\n |  Code: 6b09011f 54000061 52801080 d65f03c0 (d4200020)\n |  ---[ end trace 0000000000000000 ]---\n |  Kernel panic - not syncing: aarch64 BRK: Fatal exception\n\nAdd the missing sentinel entries."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/arm64/kernel/proton-pack.c"
                    ],
                    "versions": [
                        {
                            "version": "4a2f3d8260a996bc43dcc1ce49ac594db54f4b3e",
                            "lessThan": "e68da90ac00d8b681561aeb8f5d6c47af3a04861",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "46e22de65eb45a67a68ddfe9301f79b0c3821ca8",
                            "lessThan": "6266b3509b2c6ebf2f9daf2239ff8eb60c5f5bd3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a53b3599d9bf9375f9033f2aa1fa92714fb1d0f0",
                            "lessThan": "446289b8b36b2ee98dabf6388acbddcc33ed41be",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4117975672c4743cffaf32b6fd018cfacd1b420e",
                            "lessThan": "3821cae9bd5a99a42d3d0be1b58e41f072cd4c4c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9ca4fe357464bbdad0db67985275f2694df8dab5",
                            "lessThan": "090c8714efe1c3c470301cc2f794c1ee2a57746c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e060dbb7393ed7bdfba6b5ea7566f9ef87381cfb",
                            "lessThan": "333579202f09e260e8116321df4c55f80a19b160",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a5951389e58d2e816eed3dbec5877de9327fd881",
                            "lessThan": "fee4d171451c1ad9e8aaf65fc0ab7d143a33bd72",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ed681e90fb244aa883b918c4d8be2614e816c6df",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.13.12",
                            "lessThan": "6.14",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/arm64/kernel/proton-pack.c"
                    ],
                    "versions": [
                        {
                            "version": "5.15.181",
                            "lessThan": "5.15.182",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.135",
                            "lessThan": "6.1.138",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.88",
                            "lessThan": "6.6.90",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.24",
                            "lessThan": "6.12.28",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14.3",
                            "lessThan": "6.14.6",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.15.181",
                                    "versionEndExcluding": "5.15.182"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.1.135",
                                    "versionEndExcluding": "6.1.138"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.6.88",
                                    "versionEndExcluding": "6.6.90"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.12.24",
                                    "versionEndExcluding": "6.12.28"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.14.3",
                                    "versionEndExcluding": "6.14.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.13.12"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/e68da90ac00d8b681561aeb8f5d6c47af3a04861"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6266b3509b2c6ebf2f9daf2239ff8eb60c5f5bd3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/446289b8b36b2ee98dabf6388acbddcc33ed41be"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3821cae9bd5a99a42d3d0be1b58e41f072cd4c4c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/090c8714efe1c3c470301cc2f794c1ee2a57746c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/333579202f09e260e8116321df4c55f80a19b160"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fee4d171451c1ad9e8aaf65fc0ab7d143a33bd72"
                }
            ],
            "title": "arm64: errata: Add missing sentinels to Spectre-BHB MIDR arrays",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"
                    }
                ],
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2025-11-03T19:57:27.644Z"
                }
            }
        ]
    }
}