VDB
CVE-2021-33910
CVE-2021-33910
PUBLISHED
CVSS 5.5 MEDIUM
basic/unit-name.c in systemd prior to 246.15, 247.8, 248.5, and 249.1 has a Memory Allocation with an Excessive Size Value (involving strdupa and alloca for a pathname controlled by a local attacker) that results in an operating system crash.
EPSS 8.79% · 95.0th percentile
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
8.79%
95.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | systemd | 242-7ubuntu3, 243-2ubuntu1, 244-3ubuntu1 |
| Ubuntu:Pro:16.04:LTS | systemd | 228-6ubuntu1, 229-4ubuntu1, 229-4ubuntu5 |
| Ubuntu:18.04:LTS | systemd | 235-2ubuntu3, 235-3ubuntu2, 237-3ubuntu3 |
Timeline
- Jul 20, 2021 CVE Published
- Jul 21, 2021 EPSS Score
- Jul 22, 2021 EPSS Score
- Sep 19, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Jan 16, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 16, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 13, 2022 EPSS Score
- Sep 12, 2022 EPSS Score
- Nov 10, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-33910 third-party-advisory
- https://ubuntu.com/security/notices/USN-5013-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-5013-2 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-33910 third-party-advisory