CVE-2020-23109: Buffer Overflow
First published: Wed Nov 03 2021(Updated: )
Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Struktur Libheif | =1.6.2 | |
| debian/libheif | 1.11.0-1 1.15.1-1 1.18.1-2 |
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Reference Links
- https://github.com/strukturag/libheif/issues/207
- https://launchpad.net/bugs/cve/CVE-2020-23109
- https://github.com/strukturag/libheif/commit/bca0162018df9a32d21c05aad1fa203881fa7813
- https://security-tracker.debian.org/tracker/CVE-2020-23109
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-23109
- https://nvd.nist.gov/vuln/detail/CVE-2020-23109
- https://ubuntu.com/security/CVE-2020-23109
Frequently Asked Questions
What is CVE-2020-23109?
CVE-2020-23109 is a buffer overflow vulnerability in the function convert_colorspace in libheif v1.6.2.
What is the severity of CVE-2020-23109?
The severity of CVE-2020-23109 is 8.1 (high).
What is the affected software?
The affected software is Struktur Libheif v1.6.2.
How can attackers exploit CVE-2020-23109?
Attackers can exploit CVE-2020-23109 by using a crafted HEIF file to cause a denial of service and disclose sensitive information.
Is there a fix available for CVE-2020-23109?
Yes, a fix is available for CVE-2020-23109. It is recommended to update to the latest version of Struktur Libheif.
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