CVE-2020-21426: Buffer Overflow
First published: Tue Aug 22 2023(Updated: )
Buffer Overflow vulnerability in function C_IStream::read in PluginEXR.cpp in FreeImage 3.18.0 allows remote attackers to run arbitrary code and cause other impacts via crafted image file.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Freeimage Project Freeimage | =3.18.0 |
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Reference Links
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RUEK2JOVJBQZVNQIIZZO3JFMTVB4R5KS/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UGOMCRAANNCQYJYPPMGRQWKRZGIP6NME/
- https://sourceforge.net/p/freeimage/bugs/300/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RUEK2JOVJBQZVNQIIZZO3JFMTVB4R5KS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UGOMCRAANNCQYJYPPMGRQWKRZGIP6NME/
Frequently Asked Questions
What is CVE-2020-21426?
CVE-2020-21426 is a buffer overflow vulnerability in the C_IStream::read function in PluginEXR.cpp in FreeImage 3.18.0.
What is the severity of CVE-2020-21426?
The severity of CVE-2020-21426 is high with a CVSS score of 7.8.
How does CVE-2020-21426 impact FreeImage?
CVE-2020-21426 allows remote attackers to run arbitrary code and cause other impacts by exploiting the buffer overflow vulnerability in FreeImage.
How can I fix CVE-2020-21426?
To fix CVE-2020-21426, users should update to a patched version of FreeImage 3.18.0 or higher.
Where can I find more information about CVE-2020-21426?
You can find more information about CVE-2020-21426 at the following references: <ul><li><a href="https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RUEK2JOVJBQZVNQIIZZO3JFMTVB4R5KS/">Reference 1</a></li><li><a href="https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UGOMCRAANNCQYJYPPMGRQWKRZGIP6NME/">Reference 2</a></li><li><a href="https://sourceforge.net/p/freeimage/bugs/300/">Reference 3</a></li></ul>
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