Heap-based Buffer Overflow Affecting sqlite package, versions <3.53.4-r0


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.18% (8th percentile)

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  • Snyk IDSNYK-ALPINE323-SQLITE-18913462
  • published18 Aug 2026
  • disclosed9 Jun 2026

Introduced: 9 Jun 2026

CVE-2026-11822  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade Alpine:3.23 sqlite to version 3.53.4-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream sqlite package and not the sqlite package as distributed by Alpine. See How to fix? for Alpine:3.23 relevant fixed versions and status.

SQLite before 3.53.2 contains memory corruption vulnerabilities in the FTS5 full-text search extension that allow attackers to cause process crashes, memory exhaustion, or arbitrary code execution by supplying a crafted database with malformed FTS5 page data. Attackers can trigger an out-of-bounds read in fts5LeafSeek() via an attacker-controlled loop bound and a heap buffer overflow write in fts5ChunkIterate() through a crafted continuation page causing an integer underflow, exploitable when an FTS5 MATCH query is executed against the malicious database.

CVSS Base Scores

version 3.1