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CVE-2023-53703 (GCVE-0-2023-53703)

Vulnerability from cvelistv5 – Published: 2025-10-22 13:23 – Updated: 2026-05-11 19:50
VLAI
Title
HID: amd_sfh: Fix for shift-out-of-bounds
Summary
In the Linux kernel, the following vulnerability has been resolved: HID: amd_sfh: Fix for shift-out-of-bounds Shift operation of 'exp' and 'shift' variables exceeds the maximum number of shift values in the u32 range leading to UBSAN shift-out-of-bounds. ... [ 6.120512] UBSAN: shift-out-of-bounds in drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_desc.c:149:50 [ 6.120598] shift exponent 104 is too large for 64-bit type 'long unsigned int' [ 6.120659] CPU: 4 PID: 96 Comm: kworker/4:1 Not tainted 6.4.0amd_1-next-20230519-dirty #10 [ 6.120665] Hardware name: AMD Birman-PHX/Birman-PHX, BIOS SFH_with_HPD_SEN.FD 04/05/2023 [ 6.120667] Workqueue: events amd_sfh_work_buffer [amd_sfh] [ 6.120687] Call Trace: [ 6.120690] <TASK> [ 6.120694] dump_stack_lvl+0x48/0x70 [ 6.120704] dump_stack+0x10/0x20 [ 6.120707] ubsan_epilogue+0x9/0x40 [ 6.120716] __ubsan_handle_shift_out_of_bounds+0x10f/0x170 [ 6.120720] ? psi_group_change+0x25f/0x4b0 [ 6.120729] float_to_int.cold+0x18/0xba [amd_sfh] [ 6.120739] get_input_rep+0x57/0x340 [amd_sfh] [ 6.120748] ? __schedule+0xba7/0x1b60 [ 6.120756] ? __pfx_get_input_rep+0x10/0x10 [amd_sfh] [ 6.120764] amd_sfh_work_buffer+0x91/0x180 [amd_sfh] [ 6.120772] process_one_work+0x229/0x430 [ 6.120780] worker_thread+0x4a/0x3c0 [ 6.120784] ? __pfx_worker_thread+0x10/0x10 [ 6.120788] kthread+0xf7/0x130 [ 6.120792] ? __pfx_kthread+0x10/0x10 [ 6.120795] ret_from_fork+0x29/0x50 [ 6.120804] </TASK> ... Fix this by adding the condition to validate shift ranges.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 93ce5e0231d79189be4d9e5f9295807b18941419 , < 5a45ed1ae34bb0e68944471f4bafb68e0a572791 (git)
Affected: 93ce5e0231d79189be4d9e5f9295807b18941419 , < 1e50bc2c177d4b2953d77037ac46ea0702d6aa1f (git)
Affected: 93ce5e0231d79189be4d9e5f9295807b18941419 , < 87854366176403438d01f368b09de3ec2234e0f5 (git)
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Linux Linux Affected: 6.0
Unaffected: 0 , < 6.0 (semver)
Unaffected: 6.1.40 , ≤ 6.1.* (semver)
Unaffected: 6.4.5 , ≤ 6.4.* (semver)
Unaffected: 6.5 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_desc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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              "version": "93ce5e0231d79189be4d9e5f9295807b18941419",
              "versionType": "git"
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              "versionType": "git"
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              "versionType": "git"
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.0"
            },
            {
              "lessThan": "6.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.4.*",
              "status": "unaffected",
              "version": "6.4.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.5",
              "versionType": "original_commit_for_fix"
            }
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        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.40",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.4.5",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.5",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: amd_sfh: Fix for shift-out-of-bounds\n\nShift operation of \u0027exp\u0027 and \u0027shift\u0027 variables exceeds the maximum number\nof shift values in the u32 range leading to UBSAN shift-out-of-bounds.\n\n...\n[    6.120512] UBSAN: shift-out-of-bounds in drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_desc.c:149:50\n[    6.120598] shift exponent 104 is too large for 64-bit type \u0027long unsigned int\u0027\n[    6.120659] CPU: 4 PID: 96 Comm: kworker/4:1 Not tainted 6.4.0amd_1-next-20230519-dirty #10\n[    6.120665] Hardware name: AMD Birman-PHX/Birman-PHX, BIOS SFH_with_HPD_SEN.FD 04/05/2023\n[    6.120667] Workqueue: events amd_sfh_work_buffer [amd_sfh]\n[    6.120687] Call Trace:\n[    6.120690]  \u003cTASK\u003e\n[    6.120694]  dump_stack_lvl+0x48/0x70\n[    6.120704]  dump_stack+0x10/0x20\n[    6.120707]  ubsan_epilogue+0x9/0x40\n[    6.120716]  __ubsan_handle_shift_out_of_bounds+0x10f/0x170\n[    6.120720]  ? psi_group_change+0x25f/0x4b0\n[    6.120729]  float_to_int.cold+0x18/0xba [amd_sfh]\n[    6.120739]  get_input_rep+0x57/0x340 [amd_sfh]\n[    6.120748]  ? __schedule+0xba7/0x1b60\n[    6.120756]  ? __pfx_get_input_rep+0x10/0x10 [amd_sfh]\n[    6.120764]  amd_sfh_work_buffer+0x91/0x180 [amd_sfh]\n[    6.120772]  process_one_work+0x229/0x430\n[    6.120780]  worker_thread+0x4a/0x3c0\n[    6.120784]  ? __pfx_worker_thread+0x10/0x10\n[    6.120788]  kthread+0xf7/0x130\n[    6.120792]  ? __pfx_kthread+0x10/0x10\n[    6.120795]  ret_from_fork+0x29/0x50\n[    6.120804]  \u003c/TASK\u003e\n...\n\nFix this by adding the condition to validate shift ranges."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T19:50:13.248Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/5a45ed1ae34bb0e68944471f4bafb68e0a572791"
        },
        {
          "url": "https://git.kernel.org/stable/c/1e50bc2c177d4b2953d77037ac46ea0702d6aa1f"
        },
        {
          "url": "https://git.kernel.org/stable/c/87854366176403438d01f368b09de3ec2234e0f5"
        }
      ],
      "title": "HID: amd_sfh: Fix for shift-out-of-bounds",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53703",
    "datePublished": "2025-10-22T13:23:41.450Z",
    "dateReserved": "2025-10-22T13:21:37.345Z",
    "dateUpdated": "2026-05-11T19:50:13.248Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2023-53703",
      "date": "2026-09-19",
      "epss": "0.00197",
      "percentile": "0.0979"
    },
    "nvd": {
      "cve": {
        "affected": [
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            "affectedData": [
              {
                "defaultStatus": "unaffected",
                "product": "Linux",
                "programFiles": [
                  "drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_desc.c"
                ],
                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                "vendor": "Linux",
                "versions": [
                  {
                    "lessThan": "5a45ed1ae34bb0e68944471f4bafb68e0a572791",
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                    "versionType": "git"
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                    "version": "93ce5e0231d79189be4d9e5f9295807b18941419",
                    "versionType": "git"
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                  {
                    "lessThan": "87854366176403438d01f368b09de3ec2234e0f5",
                    "status": "affected",
                    "version": "93ce5e0231d79189be4d9e5f9295807b18941419",
                    "versionType": "git"
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                "programFiles": [
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                ],
                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                "vendor": "Linux",
                "versions": [
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                    "status": "affected",
                    "version": "6.0"
                  },
                  {
                    "lessThan": "6.0",
                    "status": "unaffected",
                    "version": "0",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "6.1.*",
                    "status": "unaffected",
                    "version": "6.1.40",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "6.4.*",
                    "status": "unaffected",
                    "version": "6.4.5",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "*",
                    "status": "unaffected",
                    "version": "6.5",
                    "versionType": "original_commit_for_fix"
                  }
                ]
              }
            ],
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: amd_sfh: Fix for shift-out-of-bounds\n\nShift operation of \u0027exp\u0027 and \u0027shift\u0027 variables exceeds the maximum number\nof shift values in the u32 range leading to UBSAN shift-out-of-bounds.\n\n...\n[    6.120512] UBSAN: shift-out-of-bounds in drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_desc.c:149:50\n[    6.120598] shift exponent 104 is too large for 64-bit type \u0027long unsigned int\u0027\n[    6.120659] CPU: 4 PID: 96 Comm: kworker/4:1 Not tainted 6.4.0amd_1-next-20230519-dirty #10\n[    6.120665] Hardware name: AMD Birman-PHX/Birman-PHX, BIOS SFH_with_HPD_SEN.FD 04/05/2023\n[    6.120667] Workqueue: events amd_sfh_work_buffer [amd_sfh]\n[    6.120687] Call Trace:\n[    6.120690]  \u003cTASK\u003e\n[    6.120694]  dump_stack_lvl+0x48/0x70\n[    6.120704]  dump_stack+0x10/0x20\n[    6.120707]  ubsan_epilogue+0x9/0x40\n[    6.120716]  __ubsan_handle_shift_out_of_bounds+0x10f/0x170\n[    6.120720]  ? psi_group_change+0x25f/0x4b0\n[    6.120729]  float_to_int.cold+0x18/0xba [amd_sfh]\n[    6.120739]  get_input_rep+0x57/0x340 [amd_sfh]\n[    6.120748]  ? __schedule+0xba7/0x1b60\n[    6.120756]  ? __pfx_get_input_rep+0x10/0x10 [amd_sfh]\n[    6.120764]  amd_sfh_work_buffer+0x91/0x180 [amd_sfh]\n[    6.120772]  process_one_work+0x229/0x430\n[    6.120780]  worker_thread+0x4a/0x3c0\n[    6.120784]  ? __pfx_worker_thread+0x10/0x10\n[    6.120788]  kthread+0xf7/0x130\n[    6.120792]  ? __pfx_kthread+0x10/0x10\n[    6.120795]  ret_from_fork+0x29/0x50\n[    6.120804]  \u003c/TASK\u003e\n...\n\nFix this by adding the condition to validate shift ranges."
          }
        ],
        "id": "CVE-2023-53703",
        "lastModified": "2026-06-17T06:45:54.930",
        "metrics": {},
        "published": "2025-10-22T14:15:44.873",
        "references": [
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/1e50bc2c177d4b2953d77037ac46ea0702d6aa1f"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/5a45ed1ae34bb0e68944471f4bafb68e0a572791"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/87854366176403438d01f368b09de3ec2234e0f5"
          }
        ],
        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Deferred"
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-29T22:34:07+00:00",
      "cve": "CVE-2023-53703",
      "id": "CVE-2023-53703",
      "initial_release_date": "2023-01-01T00:00:00+00:00",
      "product_status:known_affected": "108",
      "product_status:known_not_affected": "166",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: HID: amd_sfh: Fix for shift-out-of-bounds",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-53703.json",
      "version": "3"
    }
  }
}



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Nomenclature

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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