decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data.

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Source ID Title
Debian DLA Debian DLA DLA-2614-1 busybox security update
Debian DLA Debian DLA DLA-4019-1 busybox security update
EUVD EUVD EUVD-2021-15487 decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data.
Ubuntu USN Ubuntu USN USN-5179-1 BusyBox vulnerabilities
Ubuntu USN Ubuntu USN USN-5179-2 BusyBox vulnerability
Ubuntu USN Ubuntu USN USN-6335-1 BusyBox vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 17 Dec 2025 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 03 Nov 2025 21:30:00 +0000

Type Values Removed Values Added
References

Fri, 09 May 2025 20:45:00 +0000

Type Values Removed Values Added
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-12-17T21:57:37.805Z

Reserved: 2021-03-19T00:00:00.000Z

Link: CVE-2021-28831

cve-icon Vulnrichment

Updated: 2025-11-03T20:33:34.419Z

cve-icon NVD

Status : Modified

Published: 2021-03-19T05:15:13.150

Modified: 2025-12-17T22:15:56.290

Link: CVE-2021-28831

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-03-12T00:00:00Z

Links: CVE-2021-28831 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses