vulnerability
Red Hat: CVE-2022-39317: undefined behaviour in zgfx decoder (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:H/Au:S/C:P/I:N/A:P) | Nov 16, 2022 | May 15, 2023 | Mar 27, 2026 |
Severity
4
CVSS
(AV:N/AC:H/Au:S/C:P/I:N/A:P)
Published
Nov 16, 2022
Added
May 15, 2023
Modified
Mar 27, 2026
Description
FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing a range check for input offset index in ZGFX decoder. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it. This issue has been addressed in version 2.9.0. There are no known workarounds for this issue.
Solutions
redhat-upgrade-freerdpredhat-upgrade-freerdp-debuginforedhat-upgrade-freerdp-debugsourceredhat-upgrade-freerdp-develredhat-upgrade-freerdp-libsredhat-upgrade-freerdp-libs-debuginforedhat-upgrade-libwinprredhat-upgrade-libwinpr-debuginforedhat-upgrade-libwinpr-devel
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