Description (CNA)
Heap buffer overflow in PostgreSQL pgcrypto allows a ciphertext provider to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / PostgreSQL | affected 18 before 18.2; affected 17 before 17.8; affected 16 before 16.12; affected 15 before 15.16; affected 0 before 14.21 |
CWE
CWE-122
References
ADP enrichment
No English description supplied.
No references supplied.
A heap based buffer overflow flaw has been discovered in PostgreSQL. This Heap buffer overflow is in the `pgcrypto` component and allows a ciphertext provider to execute arbitrary code as the operating system user running the database.
- https://access.redhat.com/security/cve/CVE-2026-2005
- https://bugzilla.redhat.com/show_bug.cgi?id=2439326
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2005.json
- https://access.redhat.com/errata/RHSA-2026:4441
- https://access.redhat.com/errata/RHSA-2026:3887
- https://access.redhat.com/errata/RHSA-2026:19010
- https://access.redhat.com/errata/RHSA-2026:19009
- https://access.redhat.com/errata/RHSA-2026:4064
- https://access.redhat.com/errata/RHSA-2026:4024
- https://access.redhat.com/errata/RHSA-2026:4059
- https://access.redhat.com/errata/RHSA-2026:4063
- https://access.redhat.com/errata/RHSA-2026:4506
- https://access.redhat.com/errata/RHSA-2026:4509
- https://access.redhat.com/errata/RHSA-2026:4504
- https://access.redhat.com/errata/RHSA-2026:4505
- https://access.redhat.com/errata/RHSA-2026:4516
- https://access.redhat.com/errata/RHSA-2026:4075
- https://access.redhat.com/errata/RHSA-2026:4074
- https://access.redhat.com/errata/RHSA-2026:4515
- https://access.redhat.com/errata/RHSA-2026:4518
- https://access.redhat.com/errata/RHSA-2026:4254
- https://access.redhat.com/errata/RHSA-2026:4475
- https://access.redhat.com/errata/RHSA-2026:4548
- https://access.redhat.com/errata/RHSA-2026:4544
- https://access.redhat.com/errata/RHSA-2026:4524
- https://access.redhat.com/errata/RHSA-2026:4546
- https://access.redhat.com/errata/RHSA-2026:4547
- https://access.redhat.com/errata/RHSA-2026:4528
- https://access.redhat.com/errata/RHSA-2026:3896
- https://access.redhat.com/errata/RHSA-2026:4110
- https://access.redhat.com/errata/RHSA-2026:3730
- https://access.redhat.com/errata/RHSA-2026:8756
- https://access.redhat.com/errata/RHSA-2026:4943