Red Hat Security Advisory: freerdp security update
Multiple security vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol (RDP) used by the xfreerdp client. These include heap-use-after-free, heap-buffer-overflow, NULL pointer dereference, denial of service, and arbitrary code execution issues. The vulnerabilities affect Red Hat Enterprise Linux 8.4 versions prior to 8.4.1. Red Hat has issued an important security advisory with updates to address these issues.
AI Analysis
Technical Summary
This advisory covers multiple vulnerabilities in FreeRDP, including heap-use-after-free (CVE-2026-22856, CVE-2026-24491, CVE-2026-24675, CVE-2026-24684), heap-buffer-overflow (CVE-2026-22852, CVE-2026-22854, CVE-2026-24679), denial of service via buffer overflow and use-after-free (CVE-2026-23732, CVE-2026-24676), NULL pointer dereference (CVE-2026-23948), and arbitrary code execution via crafted RDP server messages (CVE-2026-31806). These vulnerabilities affect the FreeRDP client used in Red Hat Enterprise Linux 8.4 and related variants. The issues could lead to denial of service or potentially arbitrary code execution when connecting to malicious or compromised RDP servers. Red Hat has released updated packages to fix these vulnerabilities.
Potential Impact
The vulnerabilities can lead to denial of service conditions and, critically, arbitrary code execution via crafted RDP server messages. Heap-use-after-free and heap-buffer-overflow issues may allow attackers to execute code remotely or crash the client. NULL pointer dereference can cause application crashes. These impacts affect systems running vulnerable versions of FreeRDP on Red Hat Enterprise Linux 8.4, potentially compromising system stability and security during RDP sessions.
Mitigation Recommendations
Red Hat has released updated FreeRDP packages as part of the RHSA-2026:10735 advisory to address these vulnerabilities. Users should apply the security update for Red Hat Enterprise Linux 8.4 to remediate these issues. For detailed instructions, refer to the Red Hat advisory at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official update.
Red Hat Security Advisory: freerdp security update
Description
Multiple security vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol (RDP) used by the xfreerdp client. These include heap-use-after-free, heap-buffer-overflow, NULL pointer dereference, denial of service, and arbitrary code execution issues. The vulnerabilities affect Red Hat Enterprise Linux 8.4 versions prior to 8.4.1. Red Hat has issued an important security advisory with updates to address these issues.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers multiple vulnerabilities in FreeRDP, including heap-use-after-free (CVE-2026-22856, CVE-2026-24491, CVE-2026-24675, CVE-2026-24684), heap-buffer-overflow (CVE-2026-22852, CVE-2026-22854, CVE-2026-24679), denial of service via buffer overflow and use-after-free (CVE-2026-23732, CVE-2026-24676), NULL pointer dereference (CVE-2026-23948), and arbitrary code execution via crafted RDP server messages (CVE-2026-31806). These vulnerabilities affect the FreeRDP client used in Red Hat Enterprise Linux 8.4 and related variants. The issues could lead to denial of service or potentially arbitrary code execution when connecting to malicious or compromised RDP servers. Red Hat has released updated packages to fix these vulnerabilities.
Potential Impact
The vulnerabilities can lead to denial of service conditions and, critically, arbitrary code execution via crafted RDP server messages. Heap-use-after-free and heap-buffer-overflow issues may allow attackers to execute code remotely or crash the client. NULL pointer dereference can cause application crashes. These impacts affect systems running vulnerable versions of FreeRDP on Red Hat Enterprise Linux 8.4, potentially compromising system stability and security during RDP sessions.
Mitigation Recommendations
Red Hat has released updated FreeRDP packages as part of the RHSA-2026:10735 advisory to address these vulnerabilities. Users should apply the security update for Red Hat Enterprise Linux 8.4 to remediate these issues. For detailed instructions, refer to the Red Hat advisory at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:10735
- Cve Count
- 11
- Additional Cves
- ["CVE-2026-22854","CVE-2026-22856","CVE-2026-23732","CVE-2026-23948","CVE-2026-24491","CVE-2026-24675","CVE-2026-24676","CVE-2026-24679","CVE-2026-24684","CVE-2026-31806"]
Threat ID: 6a27e9918dd33fbd8516927a
Added to database: 06/09/2026, 10:23:13 UTC
Last enriched: 08/18/2026, 14:09:27 UTC
Last updated: 09/11/2026, 19:31:54 UTC
Views: 138
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