CVE-2025-37966 (GCVE-0-2025-37966)
Vulnerability from cvelistv5
Published
2025-05-20 16:47
Modified
2025-05-26 05:24
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: riscv: Fix kernel crash due to PR_SET_TAGGED_ADDR_CTRL When userspace does PR_SET_TAGGED_ADDR_CTRL, but Supm extension is not available, the kernel crashes: Oops - illegal instruction [#1] [snip] epc : set_tagged_addr_ctrl+0x112/0x15a ra : set_tagged_addr_ctrl+0x74/0x15a epc : ffffffff80011ace ra : ffffffff80011a30 sp : ffffffc60039be10 [snip] status: 0000000200000120 badaddr: 0000000010a79073 cause: 0000000000000002 set_tagged_addr_ctrl+0x112/0x15a __riscv_sys_prctl+0x352/0x73c do_trap_ecall_u+0x17c/0x20c andle_exception+0x150/0x15c Fix it by checking if Supm is available.
References
Impacted products
Vendor Product Version
Linux Linux Version: 09d6775f503b393d0457c7126aa43208e1724004
Version: 09d6775f503b393d0457c7126aa43208e1724004
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "arch/riscv/kernel/process.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "4b595a2f5656cd45d534ed2160c94f7662adefe5",
              "status": "affected",
              "version": "09d6775f503b393d0457c7126aa43208e1724004",
              "versionType": "git"
            },
            {
              "lessThan": "ae08d55807c099357c047dba17624b09414635dd",
              "status": "affected",
              "version": "09d6775f503b393d0457c7126aa43208e1724004",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "arch/riscv/kernel/process.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.13"
            },
            {
              "lessThan": "6.13",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.14.*",
              "status": "unaffected",
              "version": "6.14.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.15",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.14.7",
                  "versionStartIncluding": "6.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15",
                  "versionStartIncluding": "6.13",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nriscv: Fix kernel crash due to PR_SET_TAGGED_ADDR_CTRL\n\nWhen userspace does PR_SET_TAGGED_ADDR_CTRL, but Supm extension is not\navailable, the kernel crashes:\n\nOops - illegal instruction [#1]\n    [snip]\nepc : set_tagged_addr_ctrl+0x112/0x15a\n ra : set_tagged_addr_ctrl+0x74/0x15a\nepc : ffffffff80011ace ra : ffffffff80011a30 sp : ffffffc60039be10\n    [snip]\nstatus: 0000000200000120 badaddr: 0000000010a79073 cause: 0000000000000002\n    set_tagged_addr_ctrl+0x112/0x15a\n    __riscv_sys_prctl+0x352/0x73c\n    do_trap_ecall_u+0x17c/0x20c\n    andle_exception+0x150/0x15c\n\nFix it by checking if Supm is available."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-26T05:24:44.150Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/4b595a2f5656cd45d534ed2160c94f7662adefe5"
        },
        {
          "url": "https://git.kernel.org/stable/c/ae08d55807c099357c047dba17624b09414635dd"
        }
      ],
      "title": "riscv: Fix kernel crash due to PR_SET_TAGGED_ADDR_CTRL",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-37966",
    "datePublished": "2025-05-20T16:47:14.815Z",
    "dateReserved": "2025-04-16T04:51:23.974Z",
    "dateUpdated": "2025-05-26T05:24:44.150Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-37966\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-20T17:15:47.020\",\"lastModified\":\"2025-05-21T20:24:58.133\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nriscv: Fix kernel crash due to PR_SET_TAGGED_ADDR_CTRL\\n\\nWhen userspace does PR_SET_TAGGED_ADDR_CTRL, but Supm extension is not\\navailable, the kernel crashes:\\n\\nOops - illegal instruction [#1]\\n    [snip]\\nepc : set_tagged_addr_ctrl+0x112/0x15a\\n ra : set_tagged_addr_ctrl+0x74/0x15a\\nepc : ffffffff80011ace ra : ffffffff80011a30 sp : ffffffc60039be10\\n    [snip]\\nstatus: 0000000200000120 badaddr: 0000000010a79073 cause: 0000000000000002\\n    set_tagged_addr_ctrl+0x112/0x15a\\n    __riscv_sys_prctl+0x352/0x73c\\n    do_trap_ecall_u+0x17c/0x20c\\n    andle_exception+0x150/0x15c\\n\\nFix it by checking if Supm is available.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: riscv: Se corrige el fallo del kernel debido a PR_SET_TAGGED_ADDR_CTRL Cuando el espacio de usuario realiza PR_SET_TAGGED_ADDR_CTRL, pero la extensi\u00f3n Supm no est\u00e1 disponible, el kernel se bloquea: Oops - instrucci\u00f3n ilegal [#1] [snip] epc : set_tagged_addr_ctrl+0x112/0x15a ra : set_tagged_addr_ctrl+0x74/0x15a epc : ffffffff80011ace ra : ffffffff80011a30 sp : ffffffc60039be10 [snip] status: 0000000200000120 badaddr: 0000000010a79073 cause: 00000000000000002 set_tagged_addr_ctrl+0x112/0x15a __riscv_sys_prctl+0x352/0x73c do_trap_ecall_u+0x17c/0x20c andle_exception+0x150/0x15c Corr\u00edjalo verificando si Supm est\u00e1 disponible.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/4b595a2f5656cd45d534ed2160c94f7662adefe5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ae08d55807c099357c047dba17624b09414635dd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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