CVE-2023-20588

MEDIUM 5.5CVE-2023-20588 · Published 08/08/2023 · updated 17/06/2026

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality.

References

openwall.com/lists/oss-security/2023/09/25/3 · Mailing List
openwall.com/lists/oss-security/2023/09/25/4 · Mailing List
openwall.com/lists/oss-security/2023/09/25/5 · Mailing List
openwall.com/lists/oss-security/2023/09/25/7 · Mailing List
openwall.com/lists/oss-security/2023/09/25/8 · Mailing List
openwall.com/lists/oss-security/2023/09/26/5 · Mailing List
openwall.com/lists/oss-security/2023/09/26/8 · Mailing List
openwall.com/lists/oss-security/2023/09/26/9 · Mailing List
openwall.com/lists/oss-security/2023/09/27/1 · Mailing List
openwall.com/lists/oss-security/2023/10/03/12 · Mailing List
openwall.com/lists/oss-security/2023/10/03/13 · Mailing List
openwall.com/lists/oss-security/2023/10/03/14 · Mailing List
openwall.com/lists/oss-security/2023/10/03/15 · Mailing List
openwall.com/lists/oss-security/2023/10/03/16 · Mailing List
openwall.com/lists/oss-security/2023/10/03/9 · Mailing List
openwall.com/lists/oss-security/2023/10/04/1 · Mailing List
openwall.com/lists/oss-security/2023/10/04/2 · Mailing List
openwall.com/lists/oss-security/2023/10/04/3 · Mailing List
openwall.com/lists/oss-security/2023/10/04/4 · Mailing List
xenbits.xen.org/xsa/advisory-439.html · Third Party Advisory
lists.debian.org/debian-lts-announce/2023/10/msg00027.html · Mailing List
lists.fedoraproject.org/archives/list/[email protected]/message/AGZCACEHT6ZZZGG36QQMGROBM4FLWYJX · Mailing List
lists.fedoraproject.org/archives/list/[email protected]/message/DIOYP4ZOBML4RCUM3MHRFZUQL445MZM3 · Mailing List
lists.fedoraproject.org/archives/list/[email protected]/message/KJTUVYZMP6BNF342DS3W7XGOGXC6JPN5 · Mailing List
security.netapp.com/advisory/ntap-20240531-0005
amd.com/en/corporate/product-security/bulletin/AMD-SB-7007 · Vendor Advisory
debian.org/security/2023/dsa-5480 · Third Party Advisory
debian.org/security/2023/dsa-5492 · Third Party Advisory

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