Red Hat Security Advisory: freerdp security update
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fix(es): * freerdp: FreeRDP global-buffer-overflow (CVE-2026-22858) * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22859) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
FreeRDP, an open-source RDP client, contains two buffer overflow vulnerabilities: a global buffer overflow (CVE-2026-22858) and a heap buffer overflow (CVE-2026-22859). These vulnerabilities were identified in the freerdp package version 2.0.0-46.rc4.el8_2.7 for Red Hat Enterprise Linux 8.2 AUS x86_64. Red Hat Product Security has rated the update as important and released patched packages to remediate these issues. The advisory references bugzilla entries BZ-2429649 and BZ-2429653 for the respective CVEs. No CVSS score is provided in the advisory, and no known exploits in the wild have been reported.
Potential Impact
The vulnerabilities involve buffer overflows which could potentially lead to memory corruption, possibly allowing an attacker to crash the client or execute arbitrary code. The exact impact details and exploitability are not provided in the advisory. The issues affect the freerdp client used to connect to RDP servers, which could impact systems using this client for remote desktop connections.
Mitigation Recommendations
Red Hat has released updated freerdp packages for Red Hat Enterprise Linux 8.2 AUS that address these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2026:4433 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor advisory. Patch status is confirmed as fixed in the updated packages.
Red Hat Security Advisory: freerdp security update
Description
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fix(es): * freerdp: FreeRDP global-buffer-overflow (CVE-2026-22858) * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22859) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
FreeRDP, an open-source RDP client, contains two buffer overflow vulnerabilities: a global buffer overflow (CVE-2026-22858) and a heap buffer overflow (CVE-2026-22859). These vulnerabilities were identified in the freerdp package version 2.0.0-46.rc4.el8_2.7 for Red Hat Enterprise Linux 8.2 AUS x86_64. Red Hat Product Security has rated the update as important and released patched packages to remediate these issues. The advisory references bugzilla entries BZ-2429649 and BZ-2429653 for the respective CVEs. No CVSS score is provided in the advisory, and no known exploits in the wild have been reported.
Potential Impact
The vulnerabilities involve buffer overflows which could potentially lead to memory corruption, possibly allowing an attacker to crash the client or execute arbitrary code. The exact impact details and exploitability are not provided in the advisory. The issues affect the freerdp client used to connect to RDP servers, which could impact systems using this client for remote desktop connections.
Mitigation Recommendations
Red Hat has released updated freerdp packages for Red Hat Enterprise Linux 8.2 AUS that address these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2026:4433 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor advisory. Patch status is confirmed as fixed in the updated packages.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:4433
- Cve Count
- 2
- Additional Cves
- ["CVE-2026-22859"]
- Cvss Version
- null
Threat ID: 6a27e9938dd33fbd8516a50d
Added to database: 6/9/2026, 10:23:15 AM
Last enriched: 6/9/2026, 10:37:43 AM
Last updated: 6/10/2026, 4:58:16 AM
Views: 2
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