Alpine Linux Development TeamALPINE:CVE-2021-22945CVE-2021-22945
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:N/A:P
0.004 Low
EPSS
Percentile
73.3%
When sending data to an MQTT server, libcurl <= 7.73.0 and 7.78.0 could in some circumstances erroneously keep a pointer to an already freed memory area and both use that again in a subsequent call to send data and also free it again.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Alpine | edge-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.11-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.12-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.13-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.14-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.15-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.16-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.17-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.18-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
| Alpine | 3.19-main | noarch | curl | < 7.79.0-r0 | UNKNOWN |
Related
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:N/A:P
0.004 Low
EPSS
Percentile
73.3%