CVE-2021-31871

Name
CVE-2021-31871
Description
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.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://kernel.org/pub/linux/libs/klibc/2.0/
MISC https://lists.zytor.com/archives/klibc/2021-April/004593.html
MISC https://git.kernel.org/pub/scm/libs/klibc/klibc.git/commit/?id=2e48a12ab1e30d43498c2d53e878a11a1b5102d5
MLIST http://www.openwall.com/lists/oss-security/2021/04/30/1
MLIST https://lists.debian.org/debian-lts-announce/2021/06/msg00025.html

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:klibc_project:klibc:*:*:*:*:*:*:x64:* klibc >= None < 2.0.9:
cpe:2.3:a:klibc_project:klibc:*:*:*:*:*:*:x64:* klibc >= None < 2.0.9

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
klibc edge-community 2.0.9-r0 None fixed
klibc 3.22-community 2.0.9-r0 None fixed
klibc 3.21-community 2.0.9-r0 None fixed
klibc 3.20-community 2.0.9-r0 None fixed
klibc 3.19-community 2.0.9-r0 None fixed