8.1

CVE-2021-33644

An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds read.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Feep ≫ Libtar Version < 1.2.21
Openatom ≫ Openeuler Version 20.03 Update sp1 SwEdition lts
Openatom ≫ Openeuler Version 20.03 Update sp3 SwEdition lts
Openatom ≫ Openeuler Version 22.03 SwEdition lts
Fedoraproject ≫ Fedora Version 35
Fedoraproject ≫ Fedora Version 36
Fedoraproject ≫ Fedora Version 37
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.36% 0.691
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 8.1 2.8 5.2
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4S4PJRCJLEAWN2EKXGLSOBTL7O57V7NC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5YSHZY753R7XW6CIKJVAWI373WW3YRRJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7Q26QDNOJDOFYWMJWEIK5XR62M2FF6IJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WX5YE66CT7Y5C2HTHXSFDKQWYWYWJ2T/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD4HEBSTI22FNYKOKK7W3X6ZQE6FV3XC/
https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/01/msg00026.html