Unrated severityNVD Advisory· Published Feb 9, 2026· Updated Feb 10, 2026
FreeRDP has a heap-buffer-overflow in ecam_encoder_compress_h264
CVE-2026-24677
Description
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, ecam_encoder_compress_h264 trusts server-controlled dimensions and does not validate the source buffer size, leading to an out-of-bounds read in sws_scale. This vulnerability is fixed in 3.22.0.
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Affected products
6- osv-coords4 versionspkg:rpm/opensuse/freerdp&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/freerdp&distro=openSUSE%20Tumbleweedpkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP7pkg:rpm/suse/freerdp&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP7
< 3.22.0-160000.1.1+ 3 more
- (no CPE)range: < 3.22.0-160000.1.1
- (no CPE)range: < 3.22.0-1.1
- (no CPE)range: < 3.10.3-150700.3.6.1
- (no CPE)range: < 3.10.3-150700.3.6.1
Patches
Vulnerability mechanics
References
2- github.com/FreeRDP/FreeRDP/commit/d2d4f449312ddafd4a4c6c8a4f856c7f0d44a3b5mitrex_refsource_MISC
- github.com/FreeRDP/FreeRDP/security/advisories/GHSA-xw37-j744-f8v7mitrex_refsource_CONFIRM
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