medium4.9
CVE-2026-11789
A flaw was found in 389 Directory Server.
Impact
A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Redhat | Directory Server | Versions 11.0, 12.0, 13.0 |
| Redhat | 389 Directory Server | All versions |
| Redhat | Enterprise Linux | Versions 7.0, 8.0, 9.0, 10.0 |