Upstream information
Description
Systems with microprocessors utilizing speculative execution and Intel software guard extensions (Intel SGX) may allow unauthorized disclosure of information residing in the L1 data cache from an enclave to an attacker with local user access via a side-channel analysis.Upstream Security Advisories:
SUSE information
Overall state of this security issue: Does not affect SUSE products
This issue is currently rated as having moderate severity.
National Vulnerability Database | |
---|---|
Base Score | 5.4 |
Vector | AV:L/AC:M/Au:N/C:C/I:P/A:N |
Access Vector | Local |
Access Complexity | Medium |
Authentication | None |
Confidentiality Impact | Complete |
Integrity Impact | Partial |
Availability Impact | None |
National Vulnerability Database | |
---|---|
Base Score | 6.4 |
Vector | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N |
Attack Vector | Local |
Attack Complexity | High |
Privileges Required | Low |
User Interaction | None |
Scope | Changed |
Confidentiality Impact | High |
Integrity Impact | Low |
Availability Impact | None |
CVSSv3 Version | 3 |
Note from the SUSE Security Team
This issue covers the SGX related code of the L1 Terminal Fault issue. Fixes for this specific issue will be provided by Intel. SUSE Bugzilla entries: 1087078 [RESOLVED / FIXED], 1087080 [RESOLVED / FIXED], 1091107 [RESOLVED / FIXED], 1136865 [NEW], 1201877 [RESOLVED / WORKSFORME]SUSE Security Advisories:
- L1TF-BLOG-SUSE, published Wed Aug 15 13:12:10 CEST 2018
- TID000019216, published Mon Mar 9 15:51:22 CET 2020
- TID000019230, published Mon Mar 9 15:51:16 CET 2020
- TID000019335, published Mon Mar 9 15:51:13 CET 2020
- TID000019439, published Wed Mar 18 21:51:09 CET 2020
- TID7023077, published Tue Aug 14 18:49:12 UTC 2018
- TID7023078, published Tue Aug 14 18:49:16 UTC 2018
- TID7023312, published Wed Aug 29 15:51:45 UTC 2018
- TID7023497, published Wed Nov 7 15:52:36 UTC 2018
- TID7023836, published Tue May 14 21:38:42 CEST 2019
SUSE Timeline for this CVE
CVE page created: Tue Mar 27 16:15:29 2018CVE page last modified: Thu Nov 10 11:45:26 2022