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GHSA-f2v5-7jq9-h8cg

Опубликовано: 28 фев. 2026
Источник: github
Github: Прошло ревью
CVSS4: 6.9

Описание

pypdf: Manipulated RunLengthDecode streams can exhaust RAM

Impact

An attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream using the RunLengthDecode filter.

Patches

This has been fixed in pypdf==6.7.4.

Workarounds

If you cannot upgrade yet, consider applying the changes from PR #3664.

Пакеты

Наименование

pypdf

pip
Затронутые версииВерсия исправления

< 6.7.4

6.7.4

EPSS

Процентиль: 4%
0.00017
Низкий

6.9 Medium

CVSS4

Дефекты

CWE-400

Связанные уязвимости

CVSS3: 5.3
ubuntu
28 дней назад

pypdf is a free and open-source pure-python PDF library. Prior to version 6.7.4, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream using the RunLengthDecode filter. This has been fixed in pypdf 6.7.4. As a workaround, consider applying the changes from PR #3664.

CVSS3: 6.5
redhat
28 дней назад

pypdf is a free and open-source pure-python PDF library. Prior to version 6.7.4, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream using the RunLengthDecode filter. This has been fixed in pypdf 6.7.4. As a workaround, consider applying the changes from PR #3664.

CVSS3: 5.3
nvd
28 дней назад

pypdf is a free and open-source pure-python PDF library. Prior to version 6.7.4, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream using the RunLengthDecode filter. This has been fixed in pypdf 6.7.4. As a workaround, consider applying the changes from PR #3664.

CVSS3: 5.3
debian
28 дней назад

pypdf is a free and open-source pure-python PDF library. Prior to vers ...

CVSS3: 5.3
fstec
29 дней назад

Уязвимость библиотеки Python для работы с PDF файлами PyPDF, связанная с неконтролируемым расходом ресурсов, позволяющая нарушителю оказать воздействие на доступность защищаемой информации

EPSS

Процентиль: 4%
0.00017
Низкий

6.9 Medium

CVSS4

Дефекты

CWE-400