CVE-2021-36976
MEDIUM 6.5
At a glance
- Source
- NVD
- EPSS
- EPSS 2.84 % · percentile 87 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
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).
Weaknesses (CWE)
- CWE-416 — Use After Free
References
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libarchive/OSV-2021-557.yaml
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32375
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SE5NJQNM22ZE5Z55LPAGCUHSBQZBKMKC/
- https://support.apple.com/kb/HT213183
- https://support.apple.com/kb/HT213182
- https://support.apple.com/kb/HT213193
- http://seclists.org/fulldisclosure/2022/Mar/28
- http://seclists.org/fulldisclosure/2022/Mar/29
- http://seclists.org/fulldisclosure/2022/Mar/27
- https://security.gentoo.org/glsa/202208-26
- https://lists.debian.org/debian-lts-announce/2024/11/msg00007.html
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-23552
- GCVE · GCVE-0-2021-36976
CERT-FR advisories
- CERTFR-2026-AVI-0218 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0969 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0701 — Multiples vulnérabilités dans Splunk · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0428 — Multiples vulnérabilités dans les produits Splunk · cert.ssi.gouv.fr
- CERTFR-2022-AVI-243 — Multiples vulnérabilités dans les produits Apple · cert.ssi.gouv.fr
- CERTFR-2022-AVI-027 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*≥ 3.4.1 ≤ 3.5.2cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*< 15.4cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*< 15.4cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*< 12.3cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*< 8.5cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*≥ 8.2.0 < 8.2.12cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*≥ 9.0.0 < 9.0.6cpe:2.3:a:splunk:universal_forwarder:9.1.0:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |