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CVE-2026-11824

Опубликовано: 09 июн. 2026
Источник: redhat
CVSS3: 7.8

Описание

SQLite before 3.53.2 contains a heap-based buffer overflow vulnerability in the FTS5 full-text search extension that allows attackers to cause a crash or execute arbitrary code by supplying a crafted database with malicious continuation page metadata specifying a szLeaf value smaller than 4. Attackers can trigger an integer underflow in fts5ChunkIterate() causing an inflated remaining byte count during FTS5 MATCH query processing, leading to a heap buffer overflow of attacker-controlled data in applications compiled with SQLITE_ENABLE_FTS5.

A flaw was found in SQLite, specifically within its FTS5 full-text search extension. Attackers can exploit a heap-based buffer overflow by providing a specially crafted database. This crafted database contains malicious metadata that triggers an integer underflow during FTS5 MATCH query processing. Successful exploitation of this vulnerability can lead to a crash of the application or allow for arbitrary code execution.

Отчет

This Important vulnerability in SQLite's FTS5 full-text search extension can lead to arbitrary code execution or application crashes due to a heap-based buffer overflow. Exploitation requires an attacker to provide a specially crafted SQLite database, which must then be processed by an application compiled with FTS5 support. While requiring user interaction and local access, the potential for full impact on system resources justifies the Important severity.

Меры по смягчению последствий

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Exploit Intelligenceexploit-intelligence-tech-preview/agent-client-rhel9Affected
Red Hat AI Inference Serverrhaiis/vllm-cpu-rhel9Will not fix
Red Hat AI Inference Serverrhaiis/vllm-neuron-rhel9Will not fix
Red Hat AI Inference Serverrhaiis/vllm-tpu-rhel9Will not fix
Red Hat AI Inference Serverrhaii/vllm-neuron-rhel9Will not fix
Red Hat AI Inference Serverrhaii/vllm-tpu-rhel9Will not fix
Red Hat Enterprise Linux 6sqliteOut of support scope
Red Hat Enterprise Linux 7sqliteNot affected
Red Hat Enterprise Linux 8mingw-sqliteNot affected
Red Hat Enterprise Linux 8rust-toolset:rhel8/rustNot affected

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Дополнительная информация

Статус:

Important
Дефект:
CWE-191
https://bugzilla.redhat.com/show_bug.cgi?id=2487269sqlite: SQLite: Arbitrary code execution and crash via heap-based buffer overflow in FTS5

7.8 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
ubuntu
5 месяцев назад

SQLite before 3.53.2 contains a heap-based buffer overflow vulnerability in the FTS5 full-text search extension that allows attackers to cause a crash or execute arbitrary code by supplying a crafted database with malicious continuation page metadata specifying a szLeaf value smaller than 4. Attackers can trigger an integer underflow in fts5ChunkIterate() causing an inflated remaining byte count during FTS5 MATCH query processing, leading to a heap buffer overflow of attacker-controlled data in applications compiled with SQLITE_ENABLE_FTS5.

CVSS3: 7.8
nvd
5 месяцев назад

SQLite before 3.53.2 contains a heap-based buffer overflow vulnerability in the FTS5 full-text search extension that allows attackers to cause a crash or execute arbitrary code by supplying a crafted database with malicious continuation page metadata specifying a szLeaf value smaller than 4. Attackers can trigger an integer underflow in fts5ChunkIterate() causing an inflated remaining byte count during FTS5 MATCH query processing, leading to a heap buffer overflow of attacker-controlled data in applications compiled with SQLITE_ENABLE_FTS5.

CVSS3: 7.8
msrc
5 месяцев назад

SQLite before 3.53.2 Heap Buffer Overflow via FTS5 fts5ChunkIterate

CVSS3: 7.8
debian
5 месяцев назад

SQLite before 3.53.2 contains a heap-based buffer overflow vulnerabili ...

CVSS3: 7.8
github
5 месяцев назад

SQLite before 3.53.2 contains a heap-based buffer overflow vulnerability in the FTS5 full-text search extension that allows attackers to cause a crash or execute arbitrary code by supplying a crafted database with malicious continuation page metadata specifying a szLeaf value smaller than 4. Attackers can trigger an integer underflow in fts5ChunkIterate() causing an inflated remaining byte count during FTS5 MATCH query processing, leading to a heap buffer overflow of attacker-controlled data in applications compiled with SQLITE_ENABLE_FTS5.

7.8 High

CVSS3