High severity7.5NVD Advisory· Published Aug 1, 2026· Updated Sep 11, 2026
CVE-2026-67296
CVE-2026-67296
Description
FreeRDP before 3.29.0 contains a denial of service vulnerability in the RDPEI server channel handler that fails to validate maximum PDU body length before stream allocation. A malicious RDP client can send a header-only RDPEI message with a large declared body length to force excessive memory allocation on the server.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7- osv-coords6 versionspkg:rpm/almalinux/freerdppkg:rpm/almalinux/libwinpr-develpkg:rpm/almalinux/freerdp-serverpkg:rpm/almalinux/freerdp-develpkg:rpm/almalinux/freerdp-libspkg:rpm/almalinux/libwinpr
< 2:3.10.3-12.el10_2.10+ 5 more
- (no CPE)range: < 2:3.10.3-12.el10_2.10
- (no CPE)range: < 2:3.10.3-12.el10_2.10
- (no CPE)range: < 2:3.10.3-12.el10_2.10
- (no CPE)range: < 2:3.10.3-12.el10_2.10
- (no CPE)range: < 2:3.10.3-12.el10_2.10
- (no CPE)range: < 2:3.10.3-12.el10_2.10
Patches
Vulnerability mechanics
References
2- github.com/FreeRDP/FreeRDP/security/advisories/GHSA-jm8r-22j6-4m4vnvdExploitVendor Advisory
- www.vulncheck.com/advisories/freerdp-before-denial-of-service-via-rdpei-pdunvdThird Party Advisory
News mentions
1- Freerdp: 21 Vulnerabilities Disclosed Together, Patch Released in 3.29.0Vypr Intelligence · Aug 2, 2026