CVE-2022-0699

CRITICAL

shapelib <1.5.0 - Use After Free

Title source: llm

Description

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.

References (3)

[Patch, Third Party Advisory] https://github.com/OSGeo/shapelib/commit/c75b9281a5b9452d92e1682bdfe6019a13ed819f

View Patch ZIP pw:eip

[Exploit, Issue Tracking, Third Party Advisory] https://github.com/OSGeo/shapelib/issues/39

[Mailing List] https://lists.debian.org/debian-lts-announce/2026/01/msg00023.html

Scores

CVSS v3 9.8

EPSS 0.0087

EPSS Percentile 74.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-415 CWE-416

Status published

Affected Products (1)

osgeo/shapelib < 1.5.0

Timeline

Published Oct 17, 2022

Tracked Since Feb 18, 2026