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CVE-2026-112052— libspatialite through 5.1.0 Integer Overflow in WKB Geometry Parsing

Quick assessment

Affected
SpatiaLite libspatialite
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

libspatialite 5.1.0 及更早版本在 文件的 及相关解析器中，针对 WKB（Well-Known Binary）的点数量与顶点数量大小守卫存在整数溢出漏洞，可导致越界读取。攻击者可通过提供精心构造的几何 BLOB（例如包含大量点数的 SpatiaLite 数据库文件），在 32 位构建版本中触发进程崩溃或破坏堆内存。

CVSS 6.1 · Medium
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I. Basic Information for CVE-2026-112052

Vulnerability Information
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Vulnerability Title
libspatialite through 5.1.0 Integer Overflow in WKB Geometry Parsing
Source: CVE Program / CVE List V5
Vulnerability Description
libspatialite through 5.1.0 contains an integer overflow vulnerability in the WKB point and vertex count size guard of ParseWkbLine and related parsers in gg_wkb.c, allowing out-of-bounds reads. Attackers can supply a crafted geometry BLOB with a large point count, for example in a SpatiaLite database file, to crash the process or corrupt heap memory on 32-bit builds.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
SpatiaLite libspatialite 0 ~ 5.1.0 -

II. Public POCs for CVE-2026-112052

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III. Intelligence Information for CVE-2026-112052

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Other References for CVE-2026-112052 (3)

IV. Related Vulnerabilities

Same product: libspatialite
Same vendor: SpatiaLite
Same weakness: CWE-190

V. Comments for CVE-2026-112052

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