CVE-2021-3428 (GCVE-0-2021-3428)

Vulnerability from cvelistv5 – Published: 2022-03-04 17:19 – Updated: 2024-08-03 16:53
VLAI?
Summary
A flaw was found in the Linux kernel. A denial of service problem is identified if an extent tree is corrupted in a crafted ext4 filesystem in fs/ext4/extents.c in ext4_es_cache_extent. Fabricating an integer overflow, A local attacker with a special user privilege may cause a system crash problem which can lead to an availability threat.
Severity ?
No CVSS data available.
CWE
  • CWE-190 - - Integer Overflow or Wraparound
Assigner
References
Impacted products
Vendor Product Version
n/a kernel Affected: Affects linux kernel before v5.9.
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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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