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freerdp: FreeRDP has a heap-buffer-overflow in bitmap_cache_put via OOB cacheId

🗓️ 13 May 2026 06:58:17Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 8 Views

FreeRDP heap overflow in bitmap cache allows OOB access when cacheId equals maxCells, causing crash

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.6aarch64freerdp2:2.11.7-1.el9_6.10freerdp-2:2.11.7-1.el9_6.10.aarch64.rpm
Red Hat Enterprise Linux9.6ppc64lefreerdp2:2.11.7-1.el9_6.10freerdp-2:2.11.7-1.el9_6.10.ppc64le.rpm
Red Hat Enterprise Linux9.6s390xfreerdp2:2.11.7-1.el9_6.10freerdp-2:2.11.7-1.el9_6.10.s390x.rpm
Red Hat Enterprise Linux9.6x86_64freerdp2:2.11.7-1.el9_6.10freerdp-2:2.11.7-1.el9_6.10.x86_64.rpm
Red Hat Enterprise Linux9.6aarch64freerdp-debuginfo2:2.11.7-1.el9_6.10freerdp-debuginfo-2:2.11.7-1.el9_6.10.aarch64.rpm
Red Hat Enterprise Linux9.6i686freerdp-debuginfo2:2.11.7-1.el9_6.10freerdp-debuginfo-2:2.11.7-1.el9_6.10.i686.rpm
Red Hat Enterprise Linux9.6ppc64lefreerdp-debuginfo2:2.11.7-1.el9_6.10freerdp-debuginfo-2:2.11.7-1.el9_6.10.ppc64le.rpm
Red Hat Enterprise Linux9.6s390xfreerdp-debuginfo2:2.11.7-1.el9_6.10freerdp-debuginfo-2:2.11.7-1.el9_6.10.s390x.rpm
Red Hat Enterprise Linux9.6x86_64freerdp-debuginfo2:2.11.7-1.el9_6.10freerdp-debuginfo-2:2.11.7-1.el9_6.10.x86_64.rpm
Red Hat Enterprise Linux9.6aarch64freerdp-debugsource2:2.11.7-1.el9_6.10freerdp-debugsource-2:2.11.7-1.el9_6.10.aarch64.rpm
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12 Jul 2026 08:20Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.15.3 - 8.2
EPSS0.00309
SSVC
8