CVE-2020-29362
Publication date 16 December 2020
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
An issue was discovered in p11-kit 0.21.1 through 0.23.21. A heap-based buffer over-read has been discovered in the RPC protocol used by thep11-kit server/remote commands and the client library. When the remote entity supplies a byte array through a serialized PKCS#11 function call, the receiving entity may allow the reading of up to 4 bytes of memory past the heap allocation.
Status
Package | Ubuntu Release | Status |
---|---|---|
p11-kit | 22.04 LTS jammy |
Fixed 0.23.22-1
|
20.04 LTS focal |
Fixed 0.23.20-1ubuntu0.1
|
|
18.04 LTS bionic |
Fixed 0.23.9-2ubuntu0.1
|
|
16.04 LTS xenial |
Fixed 0.23.2-5~ubuntu16.04.2
|
|
14.04 LTS trusty |
Not affected
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 · Medium |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | Low |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
References
Related Ubuntu Security Notices (USN)
- USN-4677-1
- p11-kit vulnerabilities
- 5 January 2021