What is CVE-2019-17545?

CVE-2019-17545 is a critical-severity software vulnerability (Double free) with a CVSS score of 9.8. GDAL through 3.0.1 has a poolDestroy double free in OGRExpatRealloc in ogr/ogr_expat.cpp when the 10MB threshold is exceeded.

Is CVE-2019-17545 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 3%.

What products does CVE-2019-17545 affect?

Tracked products affected include Fedora. Check the version you run to see whether it is affected.

How do I fix CVE-2019-17545?

Apply the vendor fix promptly. An official patch or advisory is available. Upgrade affected products to a fixed version.

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CVE-2019-17545

CRITICAL severity · CVSS 9.8 · Double free

9.8CVSS CRITICAL

Summary

GDAL through 3.0.1 has a poolDestroy double free in OGRExpatRealloc in ogr/ogr_expat.cpp when the 10MB threshold is exceeded.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactHigh

Integrity impactHigh

Availability impactHigh

Exploit probability (EPSS)3%

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

Affected products we track (1)

Fedora

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00022.html ↗

Additional information

NVD record
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00022.htmlPatch
https://github.com/OSGeo/gdal/commit/148115fcc40f1651a5d15fa34c9a8c528e7147bbPatch
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16178Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00005.htmlAdvisory
https://lists.debian.org/debian-lts-announce/2022/01/msg00004.htmlAdvisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00040.htmlAdvisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CB7RRPCQP253XA5MYUOLHLRPKNGKVZNT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XVRC3EBQBFBVQC26XJE3AI3KQXC2NGTP/