CVE-2021-44717
Published: August 31, 2023Last modified: July 22, 2025
Description
Go before 1.16.12 and 1.17.x before 1.17.5 on UNIX allows write operations to an unintended file or unintended network connection as a consequence of erroneous closing of file descriptor 0 after file-descriptor exhaustion.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 4.8 |
| Attack Vector | NETWORK |
| Attack complexity | HIGH |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | LOW |
| Integrity impact | LOW |
| Availability impact | NONE |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | go | Not affected (1.19.9-r1) |
| Stream | go | Not affected (1.21.0-r2) | |
| Hardened Containers | 23 LTS | go | Not affected (1.19.9-r1) |
| Stream | go | Not affected (1.21.0-r2) |
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-744259.pdf
- https://groups.google.com/g/golang-announce/c/hcmEScgc00k
- https://lists.debian.org/debian-lts-announce/2022/01/msg00016.html
- https://lists.debian.org/debian-lts-announce/2022/01/msg00017.html
- https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html
- https://security.gentoo.org/glsa/202208-02