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hwmon: (sht3x) Fix unaligned accesses

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: hwmon: (sht3x) Fix unaligned accesses Sashiko reports: In sht3x_update_client(), the 16-bit temperature and humidity values are extracted from a stack-allocated byte array using be16_to_cpup(). The pointers passed to this function are calculated as buf and buf + 3. Since the difference between the two pointers is an odd number of bytes, at least one of them is guaranteed to be at an unaligned offset. This will trigger an alignment fault on strict-alignment architectures such as ARMv5 or SPARC, resulting in a kernel panic. Fix the problem by using get_unaligned_be16() instead of be16_to_cpup(), and put_unaligned_be16() instead of cpu_to_be16().

Announced Source revision 1
Original source ↗

CVE-2026-80695

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-80695

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "7c84f7f80d6fcea36246b793d06c3555ca53ddcd",
        "lessThan": "c41fa44be44e452e7aec2081195488d685026761",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7c84f7f80d6fcea36246b793d06c3555ca53ddcd",
        "lessThan": "81529add4a2e3cca9240e0e2342973d62f88f02e",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7c84f7f80d6fcea36246b793d06c3555ca53ddcd",
        "lessThan": "c498adfd4c3e85306ccdc19b76e639bfc215f0e7",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7c84f7f80d6fcea36246b793d06c3555ca53ddcd",
        "lessThan": "1fb41650bc3e14d2a5ddb4bb25e96811e5afe881",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7c84f7f80d6fcea36246b793d06c3555ca53ddcd",
        "lessThan": "f46d5ab43a572b84773015a76966f5da56fc1748",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/hwmon/sht3x.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4.8"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "4.8",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "6.6.160",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.103",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.18.44",
        "versionType": "semver",
        "lessThanOrEqual": "6.18.*"
      },
      {
        "status": "unaffected",
        "version": "7.1.8",
        "versionType": "semver",
        "lessThanOrEqual": "7.1.*"
      },
      {
        "status": "unaffected",
        "version": "7.2",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/hwmon/sht3x.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2026-80695

Source reference: /cveMetadata/cveId

Publisher severity

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Event
#46630 · Revision 1
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