Critical severity · published Oct 17, 2022
CVE-2022-0699
A double-free condition exists in contrib/shpsort.c of shapelib 1.5.0 and older releases
9.8
CVSS
1.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SH
shapelib ·
shapelib 1.5.0 and older releases · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-0699
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-0699
Patch
https://github.com/OSGeo/shapelib/commit/c75b9281a5b9452d92e1682bdfe6019a13ed819f
Exploit
https://github.com/OSGeo/shapelib/issues/39
lists.debian.org
https://lists.debian.org/debian-lts-announce/2026/01/msg00023.html