CVE-2020-25673medium
New! CVE Severity Now Using CVSS v3
The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Description
A vulnerability was found in Linux kernel where non-blocking socket in llcp_sock_connect() leads to leak and eventually hanging-up the system.
References
http://www.openwall.com/lists/oss-security/2020/11/01/1
Details
Source: MITRE
Published: 2021-05-26
Updated: 2021-07-02
Type: CWE-400
Risk Information
CVSS v2
Base Score: 4.9
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 3.9
Severity: MEDIUM
CVSS v3
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM
Vulnerable Software
Configuration 1
OR
Configuration 2
OR
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 154404 | EulerOS 2.0 SP3 : kernel (EulerOS-SA-2021-2588) | Nessus | Huawei Local Security Checks | high |
| 153703 | EulerOS 2.0 SP9 : kernel (EulerOS-SA-2021-2530) | Nessus | Huawei Local Security Checks | high |
| 153692 | EulerOS 2.0 SP5 : kernel (EulerOS-SA-2021-2502) | Nessus | Huawei Local Security Checks | high |
| 153271 | EulerOS 2.0 SP2 : kernel (EulerOS-SA-2021-2392) | Nessus | Huawei Local Security Checks | high |
| 151897 | Slackware 14.2 : Slackware 14.2 kernel (SSA:2021-202-01) | Nessus | Slackware Local Security Checks | high |
| 151756 | openSUSE 15 Security Update : kernel (openSUSE-SU-2021:1977-1) | Nessus | SuSE Local Security Checks | critical |
| 151730 | openSUSE 15 Security Update : kernel (openSUSE-SU-2021:1975-1) | Nessus | SuSE Local Security Checks | critical |
| 150954 | Ubuntu 20.04 LTS / 20.10 : Linux kernel vulnerabilities (USN-4999-1) | Nessus | Ubuntu Local Security Checks | high |
| 150927 | SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1975-1) | Nessus | SuSE Local Security Checks | critical |
| 150901 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2021:1977-1) | Nessus | SuSE Local Security Checks | critical |
| 150233 | Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-4982-1) | Nessus | Ubuntu Local Security Checks | medium |
| 150155 | Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-4979-1) | Nessus | Ubuntu Local Security Checks | medium |
| 150151 | Ubuntu 21.04 : Linux kernel vulnerabilities (USN-4977-1) | Nessus | Ubuntu Local Security Checks | high |
| 149892 | openSUSE Security Update : the Linux Kernel (openSUSE-2021-758) | Nessus | SuSE Local Security Checks | critical |
| 149872 | Amazon Linux AMI : kernel (ALAS-2021-1503) | Nessus | Amazon Linux Local Security Checks | high |
| 149717 | SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1624-1) | Nessus | SuSE Local Security Checks | high |
| 149716 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1623-1) | Nessus | SuSE Local Security Checks | high |
| 149633 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1617-1) | Nessus | SuSE Local Security Checks | high |
| 149605 | openSUSE Security Update : the Linux Kernel (openSUSE-2021-579) | Nessus | SuSE Local Security Checks | high |
| 149491 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1596-1) | Nessus | SuSE Local Security Checks | high |
| 149462 | SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1573-1) | Nessus | SuSE Local Security Checks | high |
| 148753 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1248-1) | Nessus | SuSE Local Security Checks | high |
| 148747 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2021:1238-1) | Nessus | SuSE Local Security Checks | critical |
| 148732 | Fedora 33 : kernel / kernel-headers / kernel-tools (2021-1c170a7c7c) | Nessus | Fedora Local Security Checks | critical |
| 148715 | Fedora 32 : kernel / kernel-headers / kernel-tools (2021-21360476b6) | Nessus | Fedora Local Security Checks | critical |
| 148700 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1210-1) | Nessus | SuSE Local Security Checks | high |
| 148698 | SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1211-1) | Nessus | SuSE Local Security Checks | critical |