Red Hat Virtualization update for postgresql
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-3677 |
| CWE-ID | CWE-401 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
rhvm-appliance (Red Hat package) Operating systems & Components / Operating system package or component Red Hat Virtualization Host Web applications / Remote management & hosting panels Red Hat Virtualization Server applications / Virtualization software |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Memory leak
EUVDB-ID: #VU59043
Risk: Low
CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-3677
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a remote user to perform DoS attack or gain access to sensitive information.
The vulnerability exists due memory leak during parallel sort operations. A remote user can force the application to leak memory and perform denial of service attack or read arbitrary memory parts on the system.
Install updates from vendor's website.
rhvm-appliance (Red Hat package): 4.4-20210310.0.el8ev
Red Hat Virtualization Host: 4
Red Hat Virtualization: 4
CPE2.3- cpe:2.3:a:red_hat:rhvm-appliance_redhat_package:4.4-20210310.0.el8ev:*:*:*:*:red_hat_enterprise_linux:*:*
- cpe:2.3:a:red_hat:red_hat_virtualization_host:4:*:*:*:*:*:*:*
- cpe:2.3:a:red_hat:red_hat_virtualization:4:*:*:*:*:*:*:*
https://access.redhat.com/errata/RHSA-2022:4931
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
