Bug 2442783 (CVE-2026-27951)
| Summary: | CVE-2026-27951 freerdp: FreeRDP: Denial of Service via endless blocking loop in Stream_EnsureCapacity | ||
|---|---|---|---|
| Product: | [Other] Security Response | Reporter: | OSIDB Bzimport <bzimport> |
| Component: | vulnerability | Assignee: | Product Security DevOps Team <prodsec-dev> |
| Status: | NEW --- | QA Contact: | |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | unspecified | Keywords: | Security |
| Target Milestone: | --- | ||
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | --- | |
| Doc Text: |
A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol. The `Stream_EnsureCapacity` function can create an endless blocking loop, leading to a Denial of Service (DoS). This vulnerability can be exploited on 32-bit systems where the available physical memory is greater than or equal to the `SIZE_MAX` variable, potentially affecting both client and server implementations using FreeRDP.
|
Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | Type: | --- | |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 2442800, 2442803, 2442810, 2442801, 2442806 | ||
| Bug Blocks: | |||
|
Description
OSIDB Bzimport
2026-02-25 22:02:16 UTC
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2026:16019 https://access.redhat.com/errata/RHSA-2026:16019 This issue has been addressed in the following products: Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Via RHSA-2026:16483 https://access.redhat.com/errata/RHSA-2026:16483 This issue has been addressed in the following products: Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Via RHSA-2026:16485 https://access.redhat.com/errata/RHSA-2026:16485 This issue has been addressed in the following products: Red Hat Enterprise Linux 9 Via RHSA-2026:16482 https://access.redhat.com/errata/RHSA-2026:16482 This issue has been addressed in the following products: Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Red Hat Enterprise Linux 8.8 Telecommunications Update Service Via RHSA-2026:16777 https://access.redhat.com/errata/RHSA-2026:16777 This issue has been addressed in the following products: Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Red Hat Enterprise Linux 8.6 Telecommunications Update Service Via RHSA-2026:16814 https://access.redhat.com/errata/RHSA-2026:16814 This issue has been addressed in the following products: Red Hat Enterprise Linux 9.4 Extended Update Support Via RHSA-2026:16866 https://access.redhat.com/errata/RHSA-2026:16866 This issue has been addressed in the following products: Red Hat Enterprise Linux 9.6 Extended Update Support Via RHSA-2026:16865 https://access.redhat.com/errata/RHSA-2026:16865 |