Medium severity6.5NVD Advisory· Published Mar 30, 2026· Updated Apr 1, 2026
CVE-2026-33983
CVE-2026-33983
Description
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, progressive_decompress_tile_upgrade() detects a mismatch via progressive_rfx_quant_cmp_equal() but only emits WLog_WARN, execution continues. The wrapped value (247) is used as a shift exponent, causing undefined behavior and an approximately 80 billion iteration loop (CPU DoS). This issue has been patched in version 3.24.2.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9- osv-coords7 versionspkg:rpm/almalinux/freerdppkg:rpm/almalinux/freerdp-develpkg:rpm/almalinux/freerdp-libspkg:rpm/almalinux/freerdp-serverpkg:rpm/almalinux/libwinprpkg:rpm/almalinux/libwinpr-develpkg:rpm/opensuse/freerdp&distro=openSUSE%20Tumbleweed
< 2:2.11.7-1.el9_7.6+ 6 more
- (no CPE)range: < 2:2.11.7-1.el9_7.6
- (no CPE)range: < 2:2.11.7-1.el9_7.6
- (no CPE)range: < 2:2.11.7-1.el9_7.6
- (no CPE)range: < 2:3.10.3-5.el10_1.6
- (no CPE)range: < 2:2.11.7-1.el9_7.6
- (no CPE)range: < 2:2.11.7-1.el9_7.6
- (no CPE)range: < 3.24.2-1.1
Patches
Vulnerability mechanics
References
2News mentions
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