CVE-2021-36976
Published: August 31, 2023Last modified: August 31, 2023
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).
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | libarchive | Not affected (3.6.1-r2) |
| Stream | libarchive | Not affected (3.7.1-r0) |
References
- http://seclists.org/fulldisclosure/2022/Mar/27
- http://seclists.org/fulldisclosure/2022/Mar/28
- http://seclists.org/fulldisclosure/2022/Mar/29
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32375
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libarchive/OSV-2021-557.yaml
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SE5NJQNM22ZE5Z55LPAGCUHSBQZBKMKC/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/SE5NJQNM22ZE5Z55LPAGCUHSBQZBKMKC/
- https://security.gentoo.org/glsa/202208-26
- https://support.apple.com/kb/HT213182
- https://support.apple.com/kb/HT213183
- https://support.apple.com/kb/HT213193