CVE-2022-0699

CRITICALNVD 9.89.8—

9.8

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 v3: 9.8
EG Score: 9.8(medium)
EPSS: 76.2%
KEV: Not listed

Published

October 17, 2022

Last Modified

January 24, 2026

References (5)

patrick@puiterwijkhttps://github.com/OSGeo/shapelib/commit/c75b9281a5b9452d92e1682bdfe6019a13ed819f
patrick@puiterwijkhttps://github.com/OSGeo/shapelib/issues/39
af854a3a-2127-422b-91ae-364da2661108https://github.com/OSGeo/shapelib/commit/c75b9281a5b9452d92e1682bdfe6019a13ed819f
af854a3a-2127-422b-91ae-364da2661108https://github.com/OSGeo/shapelib/issues/39
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2026/01/msg00023.html

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Microsoft MSRCCVE-2022-06992023-09-05
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.

Data Freshness Timeline

(refreshed 10× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-23 09:18 UTCEG score recompute
2026-05-23 09:18 UTCVendor advisory
2026-05-23 09:18 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2022-0699?

CVE-2022-0699 is a critical vulnerability published on October 17, 2022. 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.

When was CVE-2022-0699 disclosed?

CVE-2022-0699 was first published in the National Vulnerability Database on October 17, 2022, with the most recent update on January 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-0699 actively exploited?

CVE-2022-0699 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 76.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-0699?

CVE-2022-0699 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2022-0699?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-0699, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2022-0699

Published

Last Modified

References (5)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-0699?

Same vendor

Same CWE

CVE-2022-0699

📅 Published

🔄 Last Modified

🔗 References (5)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-0699?

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References (5)

Frequently asked(5)

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