CVE-2021-31871
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-31871
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31871.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-31871
- Downstream
- Published
- 2021-04-30T06:15:07Z
- Modified
- 2025-08-09T19:01:27Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in klibc before 2.0.9. An integer overflow in the cpio command may result in a NULL pointer dereference on 64-bit systems.
- References
-
- http://www.openwall.com/lists/oss-security/2021/04/30/1
- https://git.kernel.org/pub/scm/libs/klibc/klibc.git/commit/?id=2e48a12ab1e30d43498c2d53e878a11a1b5102d5
- https://kernel.org/pub/linux/libs/klibc/2.0/
- https://lists.debian.org/debian-lts-announce/2021/06/msg00025.html
- https://lists.zytor.com/archives/klibc/2021-April/004593.html