Description (CNA)
A flaw was found in the 389-ds-base server. A heap buffer overflow vulnerability exists in the `schema_attr_enum_callback` function within the `schema.c` file. This occurs because the code incorrectly calculates the buffer size by summing alias string lengths without accounting for additional formatting characters. When a large number of aliases are processed, this oversight can lead to a heap overflow, potentially allowing a remote attacker to cause a Denial of Service (DoS) or achieve Remote Code Execution (RCE).
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Red Hat / Red Hat Directory Server 11.5 E4S for RHEL 8 | unaffected 8060020260303152239.0ca98e7e before * |
| Red Hat / Red Hat Directory Server 11.7 E4S for RHEL 8 | unaffected 8080020260227193008.f969626e before * |
| Red Hat / Red Hat Directory Server 11.9 for RHEL 8 | unaffected 8100020260312105752.37ed7c03 before * |
| Red Hat / Red Hat Directory Server 12.2 E4S for RHEL 9 | unaffected 9020020260304180546.1674d574 before * |
| Red Hat / Red Hat Directory Server 12.4 EUS for RHEL 9 | unaffected 9040020260225135630.1674d574 before * |
| Red Hat / Red Hat Enterprise Linux 10 | unaffected 0:3.1.3-7.el10_1 before * |
| Red Hat / Red Hat Enterprise Linux 10.0 Extended Update Support | unaffected 0:3.0.6-17.el10_0 before * |
| Red Hat / Red Hat Enterprise Linux 7 Extended Lifecycle Support | unaffected 0:1.3.11.1-11.el7_9 before * |
| Red Hat / Red Hat Enterprise Linux 8 | unaffected 8100020260312103235.25e700aa before * |
| Red Hat / Red Hat Enterprise Linux 8.2 Advanced Update Support | unaffected 8020020260303204738.dbc46ba7 before * |
| Red Hat / Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | unaffected 8040020260303172348.96015a92 before * |
| Red Hat / Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On | unaffected 8040020260303172348.96015a92 before * |
| Red Hat / Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | unaffected 8060020260303144613.824efc52 before * |
| Red Hat / Red Hat Enterprise Linux 8.6 Telecommunications Update Service | unaffected 8060020260303144613.824efc52 before * |
| Red Hat / Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions | unaffected 8060020260303144613.824efc52 before * |
| Red Hat / Red Hat Enterprise Linux 8.8 Telecommunications Update Service | unaffected 8080020260227183930.6dbb3803 before * |
| Red Hat / Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions | unaffected 8080020260227183930.6dbb3803 before * |
| Red Hat / Red Hat Enterprise Linux 9 | unaffected 0:2.7.0-10.el9_7 before * |
| Red Hat / Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | unaffected 0:2.0.14-5.el9_0 before * |
| Red Hat / Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions | unaffected 0:2.2.4-17.el9_2 before * |
| Red Hat / Red Hat Enterprise Linux 9.4 Extended Update Support | unaffected 0:2.4.5-24.el9_4 before * |
| Red Hat / Red Hat Enterprise Linux 9.6 Extended Update Support | unaffected 0:2.6.1-20.el9_6 before * |
| Red Hat / Red Hat Directory Server 13.1 | unaffected 1772040913 before * |
| Red Hat / Red Hat Directory Server 12 | affected |
| Red Hat / Red Hat Directory Server 13 | affected |
| Red Hat / Red Hat Enterprise Linux 6 | unknown |
CWE
CWE-122
References
- https://access.redhat.com/errata/RHSA-2026:3189
- https://access.redhat.com/errata/RHSA-2026:3208
- https://access.redhat.com/errata/RHSA-2026:3379
- https://access.redhat.com/errata/RHSA-2026:3504
- https://access.redhat.com/errata/RHSA-2026:4207
- https://access.redhat.com/errata/RHSA-2026:4661
- https://access.redhat.com/errata/RHSA-2026:4720
- https://access.redhat.com/errata/RHSA-2026:5196
- https://access.redhat.com/errata/RHSA-2026:5511
- https://access.redhat.com/errata/RHSA-2026:5512
- https://access.redhat.com/errata/RHSA-2026:5513
- https://access.redhat.com/errata/RHSA-2026:5514
- https://access.redhat.com/errata/RHSA-2026:5568
- https://access.redhat.com/errata/RHSA-2026:5569
- https://access.redhat.com/errata/RHSA-2026:5576
- https://access.redhat.com/errata/RHSA-2026:5597
- https://access.redhat.com/errata/RHSA-2026:5598
- https://access.redhat.com/errata/RHSA-2026:6220
- https://access.redhat.com/errata/RHSA-2026:6268
- https://access.redhat.com/security/cve/CVE-2025-14905
- https://bugzilla.redhat.com/show_bug.cgi?id=2423624
ADP enrichment
No English description supplied.
No references supplied.