CVE-2020-21597: Buffer Overflow
First published: Thu Sep 16 2021(Updated: )
libde265 v1.0.4 contains a heap buffer overflow in the mc_chroma function, which can be exploited via a crafted a file.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Struktur Libde265 | =1.0.4 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 | |
| ubuntu/libde265 | <1.0.4-1ubuntu0.1 | 1.0.4-1ubuntu0.1 |
| debian/libde265 | 1.0.11-0+deb11u3 1.0.11-0+deb11u1 1.0.11-1+deb12u2 1.0.15-1 |
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Reference Links
- https://github.com/strukturag/libde265/issues/238
- https://lists.debian.org/debian-lts-announce/2023/01/msg00020.html
- https://www.debian.org/security/2023/dsa-5346
- https://launchpad.net/bugs/cve/CVE-2020-21597
- https://security-tracker.debian.org/tracker/CVE-2020-21597
- https://ubuntu.com/security/notices/USN-6617-1
- https://www.cve.org/CVERecord?id=CVE-2020-21597
- https://nvd.nist.gov/vuln/detail/CVE-2020-21597
- https://ubuntu.com/security/CVE-2020-21597
Frequently Asked Questions
What is CVE-2020-21597?
CVE-2020-21597 is a heap buffer overflow vulnerability found in libde265 v1.0.4.
How can CVE-2020-21597 be exploited?
CVE-2020-21597 can be exploited by using a crafted file.
What is the severity of CVE-2020-21597?
The severity of CVE-2020-21597 is classified as medium with a severity value of 6.5.
Which software versions are affected by CVE-2020-21597?
Versions 1.0.3-1 of libde265 and 1.0.4 of Struktur Libde265 are affected by CVE-2020-21597.
How can I fix CVE-2020-21597?
To fix CVE-2020-21597, update to one of the following versions: 1.0.11-0+deb10u4, 1.0.11-0+deb11u1, 1.0.11-1, or 1.0.12-2.
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- vendor/struktur
- canonical/struktur libde265
- version/struktur libde265/1.0.4
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0
- version/debian debian linux/11.0
- package-manager/ubuntu
- package-manager/debian