Red Hat Security Advisory: freerdp security update
Multiple heap buffer overflow and use-after-free vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol client. These vulnerabilities can lead to denial of service and potential code execution when connecting to malicious RDP servers. The issues affect Red Hat Enterprise Linux 8.6 variants and related distributions. Red Hat has issued security updates addressing these vulnerabilities.
AI Analysis
Technical Summary
FreeRDP contains several critical memory corruption vulnerabilities including heap buffer overflows and use-after-free bugs (CVE-2026-23530, CVE-2026-23531, CVE-2026-23532, CVE-2026-23533, CVE-2026-23884). These flaws can be triggered by a malicious RDP server, potentially causing denial of service or arbitrary code execution on the client system. The vulnerabilities affect the xfreerdp client used in Red Hat Enterprise Linux 8.6 AppStream variants and related packages. Red Hat Product Security has released updated freerdp packages to remediate these issues.
Potential Impact
Successful exploitation of these vulnerabilities may allow a malicious RDP server to cause a denial of service or execute arbitrary code on the client machine running the vulnerable FreeRDP versions. This compromises the confidentiality, integrity, and availability of the affected system. The impact is significant given the potential for remote code execution via client-side vulnerabilities.
Mitigation Recommendations
Red Hat has released updated freerdp packages that fix these vulnerabilities. Users of Red Hat Enterprise Linux 8.6 AppStream AUS, E4S, and TUS variants should apply the security update RHSA-2026:3036 promptly. Detailed update instructions are available at https://access.redhat.com/articles/11258. No additional mitigation is required beyond applying the official patches.
Red Hat Security Advisory: freerdp security update
Description
Multiple heap buffer overflow and use-after-free vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol client. These vulnerabilities can lead to denial of service and potential code execution when connecting to malicious RDP servers. The issues affect Red Hat Enterprise Linux 8.6 variants and related distributions. Red Hat has issued security updates addressing these vulnerabilities.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
FreeRDP contains several critical memory corruption vulnerabilities including heap buffer overflows and use-after-free bugs (CVE-2026-23530, CVE-2026-23531, CVE-2026-23532, CVE-2026-23533, CVE-2026-23884). These flaws can be triggered by a malicious RDP server, potentially causing denial of service or arbitrary code execution on the client system. The vulnerabilities affect the xfreerdp client used in Red Hat Enterprise Linux 8.6 AppStream variants and related packages. Red Hat Product Security has released updated freerdp packages to remediate these issues.
Potential Impact
Successful exploitation of these vulnerabilities may allow a malicious RDP server to cause a denial of service or execute arbitrary code on the client machine running the vulnerable FreeRDP versions. This compromises the confidentiality, integrity, and availability of the affected system. The impact is significant given the potential for remote code execution via client-side vulnerabilities.
Mitigation Recommendations
Red Hat has released updated freerdp packages that fix these vulnerabilities. Users of Red Hat Enterprise Linux 8.6 AppStream AUS, E4S, and TUS variants should apply the security update RHSA-2026:3036 promptly. Detailed update instructions are available at https://access.redhat.com/articles/11258. No additional mitigation is required beyond applying the official patches.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:3036
- Cve Count
- 5
- Additional Cves
- ["CVE-2026-23531","CVE-2026-23532","CVE-2026-23533","CVE-2026-23884"]
- Cvss Version
- null
Threat ID: 6a27e9938dd33fbd8516a824
Added to database: 06/09/2026, 10:23:15 UTC
Last enriched: 06/27/2026, 23:48:53 UTC
Last updated: 07/31/2026, 19:24:46 UTC
Views: 112
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