CVE-2022-39316: Out of bound read in FreeRDP
First published: Wed Nov 16 2022(Updated: )
FreeRDP is a free remote desktop protocol library and clients. In affected versions there is an out of bound read in ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it likely resulting in a crash. This issue has been addressed in the 2.9.0 release. Users are advised to upgrade.
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeRDP FreeRDP | <2.9.0 | |
| Fedoraproject Fedora | =36 | |
| Fedoraproject Fedora | =37 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5w4j-mrrh-jjrm
- https://github.com/FreeRDP/FreeRDP/commit/e865c24efc40ebc52e75979c94cdd4ee2c1495b0
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B/
- https://lists.debian.org/debian-lts-announce/2023/11/msg00010.html
- https://security.gentoo.org/glsa/202401-16
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B/
Frequently Asked Questions
What is CVE-2022-39316?
CVE-2022-39316 is a vulnerability in the ZGFX decoder component of FreeRDP, a free remote desktop protocol library and clients.
How does CVE-2022-39316 impact FreeRDP?
CVE-2022-39316 allows a malicious server to trick a FreeRDP client into reading out-of-bound data and attempting to decode it, which can lead to a crash.
What is the severity of CVE-2022-39316?
CVE-2022-39316 has a severity rating of medium with a CVSS score of 5.7.
Which versions of FreeRDP are affected by CVE-2022-39316?
Versions of FreeRDP up to but excluding 2.9.0 are affected by CVE-2022-39316.
How can I fix CVE-2022-39316?
To fix CVE-2022-39316, update to a version of FreeRDP that is not vulnerable or apply the necessary patches provided by the vendor.
- agent/author
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/remedy
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/title
- agent/type
- agent/weakness
- collector/mitre-cve
- source/MITRE
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- collector/nvd-index
- vendor/freerdp
- canonical/freerdp freerdp
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/36
- version/fedoraproject fedora/37