{"id":"CLSA-2026-1786028144","summary":"freerdp: Fix of 2 CVEs","details":"- CVE-2026-33983: fix undefined-behaviour shift and ~80 billion iteration loop (CPU denial of service) in the progressive codec; make progressive_rfx_quant_sub reject components where q1 \u003c q2 instead of letting the BYTE subtraction underflow into a bogus numBits shift exponent, and fail the tile upgrade when it does\n- CVE-2026-33984: fix out-of-bounds heap write in the CLEAR codec; update CLEAR_VBAR_ENTRY::size only after the pixel buffer realloc succeeded, so a failed realloc can no longer leave an inflated size with the old, smaller buffer","modified":"2026-10-26T09:31:55.815126739Z","published":"2026-08-06T14:55:56Z","upstream":["CVE-2026-33983","CVE-2026-33984"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/oraclelinux7els/CLSA-2026-1786028144.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33983"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33984"}],"affected":[{"package":{"name":"freerdp","ecosystem":"TuxCare:OracleLinux:7","purl":"pkg:rpm/tuxcare/freerdp?distro=oraclelinux-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-5.el7_9.tuxcare.els25"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux7els/CLSA-2026-1786028144.json"}},{"package":{"name":"freerdp-devel","ecosystem":"TuxCare:OracleLinux:7","purl":"pkg:rpm/tuxcare/freerdp-devel?distro=oraclelinux-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-5.el7_9.tuxcare.els25"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux7els/CLSA-2026-1786028144.json"}},{"package":{"name":"freerdp-libs","ecosystem":"TuxCare:OracleLinux:7","purl":"pkg:rpm/tuxcare/freerdp-libs?distro=oraclelinux-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-5.el7_9.tuxcare.els25"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux7els/CLSA-2026-1786028144.json"}},{"package":{"name":"libwinpr","ecosystem":"TuxCare:OracleLinux:7","purl":"pkg:rpm/tuxcare/libwinpr?distro=oraclelinux-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-5.el7_9.tuxcare.els25"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux7els/CLSA-2026-1786028144.json"}},{"package":{"name":"libwinpr-devel","ecosystem":"TuxCare:OracleLinux:7","purl":"pkg:rpm/tuxcare/libwinpr-devel?distro=oraclelinux-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-5.el7_9.tuxcare.els25"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux7els/CLSA-2026-1786028144.json"}}],"schema_version":"1.9.0"}