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GHSA-v76f-gmv6-95jw

Опубликовано: 13 авг. 2026
Источник: github
Github: Не прошло ревью
CVSS3: 3.8

Описание

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This typically yields a simple SIGSEGV, but rare cases might achieve client-specific integrity impact via the write. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This typically yields a simple SIGSEGV, but rare cases might achieve client-specific integrity impact via the write. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

EPSS

Процентиль: 27%
0.00335
Низкий

3.8 Low

CVSS3

Дефекты

CWE-191

Связанные уязвимости

CVSS3: 3.8
ubuntu
10 дней назад

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This typically yields a simple SIGSEGV, but rare cases might achieve client-specific integrity impact via the write. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

CVSS3: 3.8
nvd
10 дней назад

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This typically yields a simple SIGSEGV, but rare cases might achieve client-specific integrity impact via the write. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

CVSS3: 3.8
debian
10 дней назад

Integer underflow in PostgreSQL ECPG allows a database server administ ...

CVSS3: 3.8
fstec
10 дней назад

Уязвимость ECPG-клиента системы управления базами данных PostgreSQL, позволяющая нарушителю вызвать отказ в обслуживании

EPSS

Процентиль: 27%
0.00335
Низкий

3.8 Low

CVSS3

Дефекты

CWE-191