CVE-2022-0699

A double-free condition exists in contrib/shpsort.c of shapelib 1.5.0 and older releases. This issue may allow an attacker to cause a denial of service or have other unspecified impact via control over malloc.

Score

CVSS 3.1 9.8 Critical

Status

Modified - patrick@puiterwijk.org

Published

2022-10-17

Last modified

2026-01-24

Weaknesses

CWE-415, CWE-416

Affected products

• Shapelib (Osgeo)

References

• https://github.com/OSGeo/shapelib/commit/c75b9281a5b9452d92e1682bdfe6019a13ed819f
• https://github.com/OSGeo/shapelib/issues/39
• https://lists.debian.org/debian-lts-announce/2026/01/msg00023.html