by Kastro
Paper/Archive/CVE-2021-31870

CVE-2021-31870

mitre — An issue was discovered in klibc before 2.0.9.

EPSS 2%CVSS 9.8
critical.is priorityof 100
46
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 81.5.815 × 2016.3No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

An issue was discovered in klibc before 2.0.9. Multiplication in the calloc() function may result in an integer overflow and a subsequent heap buffer overflow.

Affected

ProductAffectedFixed inSource
n/an/a–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refkernel.org/pub/linux/libs/klibc/2.0refgit.kernel.org/pub/scm/libs/klibc/klibc.git/commit/?id=292650f04c2b5348b4efbad61fb014ed09b4f3f2reflists.zytor.com/archives/klibc/2021-April/004593.htmlrefopenwall.com/lists/oss-security/2021/04/30/1reflists.debian.org/debian-lts-announce/2021/06/msg00025.html