CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.0 | $0-$5k | 0.00 |
A vulnerability was found in Linux Kernel (Operating System) (affected version not known). It has been rated as problematic. Affected by this issue is the function timerqueue_add
in the library lib/timerqueue.c of the component Timer Tree. The manipulation with an unknown input leads to a initialization vulnerability. Using CWE to declare the problem leads to CWE-665. The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used. Impacted is availability.
The weakness was shared 09/27/2021. The advisory is available at bugzilla.redhat.com. This vulnerability is handled as CVE-2021-20317 since 12/17/2020. Technical details are known, but there is no available exploit.
Applying the patch 511885d7061eda3eb1faf3f57dcc936ff75863f1 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 3.1VulDB Meta Temp Score: 3.0
VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: InitializationCWE: CWE-665
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Patch: 511885d7061eda3eb1faf3f57dcc936ff75863f1
Timeline
12/17/2020 🔍09/27/2021 🔍
09/27/2021 🔍
10/02/2021 🔍
Sources
Vendor: kernel.orgAdvisory: bugzilla.redhat.com
Status: Confirmed
CVE: CVE-2021-20317 (🔍)
Entry
Created: 09/27/2021 15:02Updated: 10/02/2021 14:48
Changes: 09/27/2021 15:02 (43), 10/02/2021 14:48 (1)
Complete: 🔍
Cache ID: 3:3DA:103
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