vulnerability
Alma Linux: CVE-2021-33643: Moderate: libtar security update (ALSA-2023-2898)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:L/Au:N/C:C/I:N/A:C) | Aug 10, 2022 | May 23, 2023 | Aug 11, 2025 |
Severity
9
CVSS
(AV:N/AC:L/Au:N/C:C/I:N/A:C)
Published
Aug 10, 2022
Added
May 23, 2023
Modified
Aug 11, 2025
Description
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_longlink, causing an out-of-bounds read.
Solution
alma-upgrade-libtar
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.