CVE-2023-20588
Moderate
CVE-2023-20588
A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality.
Exploit probability
11.3%
Published
August 8, 2023
Required by
Not available
Last source change
July 10, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2023-20588
View original source
A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality.
05 / REFERENCES
Further evidence
- http://www.openwall.com/lists/oss-security/2023/09/25/3
- http://www.openwall.com/lists/oss-security/2023/09/25/4
- http://www.openwall.com/lists/oss-security/2023/09/25/5
- http://www.openwall.com/lists/oss-security/2023/09/25/7
- http://www.openwall.com/lists/oss-security/2023/09/25/8
- http://www.openwall.com/lists/oss-security/2023/09/26/5
- http://www.openwall.com/lists/oss-security/2023/09/26/8
- http://www.openwall.com/lists/oss-security/2023/09/26/9
- http://www.openwall.com/lists/oss-security/2023/09/27/1
- http://www.openwall.com/lists/oss-security/2023/10/03/12
- http://www.openwall.com/lists/oss-security/2023/10/03/13
- http://www.openwall.com/lists/oss-security/2023/10/03/14
- http://www.openwall.com/lists/oss-security/2023/10/03/15
- http://www.openwall.com/lists/oss-security/2023/10/03/16
- http://www.openwall.com/lists/oss-security/2023/10/03/9
- http://www.openwall.com/lists/oss-security/2023/10/04/1
- http://www.openwall.com/lists/oss-security/2023/10/04/2
- http://www.openwall.com/lists/oss-security/2023/10/04/3
- http://www.openwall.com/lists/oss-security/2023/10/04/4
- http://xenbits.xen.org/xsa/advisory-439.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
- https://lists.fedoraproject.org/archives/list/[email protected]/message/AGZCACEHT6ZZZGG36QQMGROBM4FLWYJX/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/DIOYP4ZOBML4RCUM3MHRFZUQL445MZM3/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/KJTUVYZMP6BNF342DS3W7XGOGXC6JPN5/
- https://security.netapp.com/advisory/ntap-20240531-0005/
- https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7007
- https://www.debian.org/security/2023/dsa-5480
- https://www.debian.org/security/2023/dsa-5492