CVE-2020-29362
Published: 16 December 2020
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.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
p11-kit Launchpad, Ubuntu, Debian |
bionic |
Released
(0.23.9-2ubuntu0.1)
|
| focal |
Released
(0.23.20-1ubuntu0.1)
|
|
| groovy |
Released
(0.23.21-2ubuntu0.1)
|
|
| hirsute |
Released
(0.23.22-1)
|
|
| impish |
Released
(0.23.22-1)
|
|
| jammy |
Released
(0.23.22-1)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Released
(0.23.22-1)
|
|
| xenial |
Released
(0.23.2-5~ubuntu16.04.2)
|
|
|
Patches: upstream: https://github.com/p11-glue/p11-kit/commit/bda2f543ff8e0195c90e849379ef1585d00677bc |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.3 |
| 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 |