CVE-2021-31870

CRITICAL

9.8

Description

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published4/30/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxklibc_project:klibc

Weaknesses (CWE)

CWE-190

References

http://www.openwall.com/lists/oss-security/2021/04/30/1(cve@mitre.org)

https://git.kernel.org/pub/scm/libs/klibc/klibc.git/commit/?id=292650f04c2b5348b4efbad61fb014ed09b4f3f2(cve@mitre.org)

https://kernel.org/pub/linux/libs/klibc/2.0/(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2021/06/msg00025.html(cve@mitre.org)

https://lists.zytor.com/archives/klibc/2021-April/004593.html(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2021/04/30/1(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/pub/scm/libs/klibc/klibc.git/commit/?id=292650f04c2b5348b4efbad61fb014ed09b4f3f2(af854a3a-2127-422b-91ae-364da2661108)

https://kernel.org/pub/linux/libs/klibc/2.0/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2021/06/msg00025.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.zytor.com/archives/klibc/2021-April/004593.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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