CVE-2021-47257 (GCVE-0-2021-47257)

Vulnerability from cvelistv5 – Published: 2024-05-21 14:19 – Updated: 2025-12-10 07:10
VLAI?
Summary
In the Linux kernel, the following vulnerability has been resolved: net: ieee802154: fix null deref in parse dev addr Fix a logic error that could result in a null deref if the user sets the mode incorrectly for the given addr type.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-476 - NULL Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 1f95741981c899c4724647291fec5faa3c777185 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < c6998ccfefa652bac3f9b236821e392af43efa1e (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 5f728ec65485625e30f46e5b4917ff023ad29ea0 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < d0f47648b87b6d5f204cb7f3cbce6d36dab85a67 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < c7836de2cadd88bc2f20f2c5a3d4ef4c73aef627 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < fdd51e34f45311ab6e48d2147cbc2904731b9993 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 9fdd04918a452980631ecc499317881c1d120b70 (git)
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    Linux Linux Unaffected: 4.9.274 , ≤ 4.9.* (semver)
Unaffected: 4.14.238 , ≤ 4.14.* (semver)
Unaffected: 4.19.196 , ≤ 4.19.* (semver)
Unaffected: 5.4.127 , ≤ 5.4.* (semver)
Unaffected: 5.10.45 , ≤ 5.10.* (semver)
Unaffected: 5.12.12 , ≤ 5.12.* (semver)
Unaffected: 5.13 , ≤ * (original_commit_for_fix)
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  }
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.