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freerdp: Fix of 3 CVEs

Type: advisorySources: OSV

- CVE-2026-29774: heap buffer overflow in H.264 AVC420/AVC444 YUV-to-RGB conversion - CVE-2026-31884: division by zero in ADPCM decoders when nBlockAlign is 0 - CVE-2026-29775: off-by-one in bitmap_cache_put

Products
freerdp, freerdp-devel, freerdp-libs, libwinpr, libwinpr-devel
Affected versions
Not specified
Fixed versions
2.1.1-5.el7_9.tuxcare.els18
CVEs
CVE-2026-29774, CVE-2026-29775, CVE-2026-31884
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 13:56 UTC · Revision 1

Source evidence

freerdp: Fix of 3 CVEs

core-osv · Original source

Published 27 Mar 2026, 12:29 UTC

- CVE-2026-29774: heap buffer overflow in H.264 AVC420/AVC444 YUV-to-RGB conversion - CVE-2026-31884: division by zero in ADPCM decoders when nBlockAlign is 0 - CVE-2026-29775: off-by-one in bitmap_cache_put

osv:CLSA-2026-1774438942

freerdp

Fixed versions: 2.1.1-5.el7_9.tuxcare.els18

freerdp-devel

Fixed versions: 2.1.1-5.el7_9.tuxcare.els18

freerdp-libs

Fixed versions: 2.1.1-5.el7_9.tuxcare.els18

libwinpr

Fixed versions: 2.1.1-5.el7_9.tuxcare.els18

libwinpr-devel

Fixed versions: 2.1.1-5.el7_9.tuxcare.els18

Complete source record
{
  "id": "16253291235aa451e49e8287cad9a10215eb770afe9a205597c069e4ec9c2bee",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1774438942",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "freerdp: Fix of 3 CVEs",
    "summary": "- CVE-2026-29774: heap buffer overflow in H.264 AVC420/AVC444 YUV-to-RGB conversion - CVE-2026-31884: division by zero in ADPCM decoders when nBlockAlign is 0 - CVE-2026-29775: off-by-one in bitmap_cache_put",
    "evidence": "osv:CLSA-2026-1774438942",
    "products": [
      {
        "name": {
          "value": "freerdp",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.1.1-5.el7_9.tuxcare.els18",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "freerdp-devel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.1.1-5.el7_9.tuxcare.els18",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "freerdp-libs",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.1.1-5.el7_9.tuxcare.els18",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libwinpr",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.1.1-5.el7_9.tuxcare.els18",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libwinpr-devel",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.1.1-5.el7_9.tuxcare.els18",
            "evidence": "/affected/4/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1774438942",
      "aliases": [
        "CLSA-2026-1774438942"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.1.1-5.el7_9.tuxcare.els18"
                }
              ]
            }
          ],
          "package": {
            "name": "freerdp",
            "purl": "pkg:rpm/tuxcare/freerdp?distro=centos-7",
            "ecosystem": "TuxCare:CentOS:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1774438942.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.1.1-5.el7_9.tuxcare.els18"
                }
              ]
            }
          ],
          "package": {
            "name": "freerdp-devel",
            "purl": "pkg:rpm/tuxcare/freerdp-devel?distro=centos-7",
            "ecosystem": "TuxCare:CentOS:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1774438942.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.1.1-5.el7_9.tuxcare.els18"
                }
              ]
            }
          ],
          "package": {
            "name": "freerdp-libs",
            "purl": "pkg:rpm/tuxcare/freerdp-libs?distro=centos-7",
            "ecosystem": "TuxCare:CentOS:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1774438942.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.1.1-5.el7_9.tuxcare.els18"
                }
              ]
            }
          ],
          "package": {
            "name": "libwinpr",
            "purl": "pkg:rpm/tuxcare/libwinpr?distro=centos-7",
            "ecosystem": "TuxCare:CentOS:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1774438942.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.1.1-5.el7_9.tuxcare.els18"
                }
              ]
            }
          ],
          "package": {
            "name": "libwinpr-devel",
            "purl": "pkg:rpm/tuxcare/libwinpr-devel?distro=centos-7",
            "ecosystem": "TuxCare:CentOS:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1774438942.json"
          }
        }
      ],
      "modified": "2026-10-21T10:48:04.689760184Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-29774",
        "CVE-2026-29775",
        "CVE-2026-31884"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/centos7els/CLSA-2026-1774438942.html"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-29774",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-29775",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-31884",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 392529,
  "published_at": "2026-03-27T12:29:24+00:00"
}