Description
libarchive 3.4.1 through 3.5.1 has a use-after-free in copy_string (called from do_uncompress_block and process_block).
Published: 2021-07-20
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3950-1 libarchive security update
Ubuntu USN Ubuntu USN USN-5291-1 libarchive vulnerabilities
History

Mon, 03 Nov 2025 22:30:00 +0000

Type Values Removed Values Added
References

Subscriptions

Apple Ipados Iphone Os Macos Watchos
Fedoraproject Fedora
Libarchive Libarchive
Splunk Universal Forwarder
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-11-03T21:45:04.640Z

Reserved: 2021-07-20T00:00:00.000Z

Link: CVE-2021-36976

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-07-20T07:15:07.950

Modified: 2025-11-03T22:15:49.807

Link: CVE-2021-36976

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-06-22T00:00:00Z

Links: CVE-2021-36976 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses