PostgreSQL stack buffer overflow in argument match writes 0x0 and 0x1 to server memory
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n/a | PostgreSQL | unaffected |
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Configuration 1 [-]
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No data.
| Vendor | Product | Versions | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Postgresql | Postgresql |
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| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-4740-1 | postgresql-15 security update |
Debian DSA |
DSA-6438-1 | postgresql-17 security update |
Ubuntu USN |
USN-8653-1 | PostgreSQL vulnerabilities |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.293% probability within 30 days)
| Link | Providers |
|---|---|
| https://www.postgresql.org/support/security/CVE-2026-14679/ |
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| Type | Values Removed | Values Added |
|---|---|---|
| Description | Stack buffer overflow in PostgreSQL argument name matching allows an object creator to achieve unknown impacts via OUT parameter count. The attack can write only 0x0 and 0x1 bytes. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected. | Stack buffer overflow in PostgreSQL argument name matching allows an object creator to achieve unknown impacts via OUT parameter count. The attack can write only 0x0 and 0x1 bytes. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected. |
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Postgresql
Postgresql postgresql |
|
| Vendors & Products |
Postgresql
Postgresql postgresql |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Stack buffer overflow in PostgreSQL argument name matching allows an object creator to achieve unknown impacts via OUT parameter count. The attack can write only 0x0 and 0x1 bytes. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected. | |
| Title | PostgreSQL stack buffer overflow in argument match writes 0x0 and 0x1 to server memory | |
| Weaknesses | CWE-121 | |
| References |
| |
| Metrics |
cvssV3_1
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