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    "aggregate_severity": {
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      },
      {
        "category": "details",
        "text": "CVE-2026-53784: daemon module-root chdir escape under `use chroot = no`\n  because change_dir() reached the module path with a plain chdir(), which\n  followed a planted parent-component symlink and served files from outside\n  the module; the module-root chdir now resolves through an ownership-checked\n  O_NOFOLLOW path walk\n- CVE-2026-53802: arbitrary file read via symlinked operator-supplied input\n  paths because --filter merge files (including per-directory merges and -C\n  .cvsignore), --files-from/--include-from/--exclude-from and the\n  --password-file / daemon secrets file were opened by path, letting a planted\n  symlink feed an arbitrary file to the filter parser or the authentication\n  response; these now use the same ownership-checked path walk\n- CVE-2026-53803: arbitrary file write via symlinked operator-supplied output\n  paths because --log-file, --write-batch/--read-batch and the daemon motd,\n  lock and --config opens resolved by path, letting a planted symlink redirect\n  a privileged write; these now use the same ownership-checked path walk, and\n  --read-batch additionally requires a regular file or a FIFO\n- Note: the ownership-checked path walk opens each intermediate directory\n  for reading, where plain path resolution needed only search permission,\n  so an operator path under a search-only (e.g. 0711) ancestor that the\n  caller cannot read is now refused: --log-file falls back to syslog with\n  a warning and --exclude-from fails. This matches upstream behaviour.",
        "title": "Details"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://cve.tuxcare.com/els/releases/CLSA-2026:1788959958",
        "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1788959958"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/centos-stream8els/advisories/2026/clsa-2026_1788959958.json"
      }
    ],
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      "current_release_date": "2026-09-09T13:20:07Z",
      "generator": {
        "date": "2026-09-09T13:20:07Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2026:1788959958",
      "initial_release_date": "2026-09-09T13:20:07Z",
      "revision_history": [
        {
          "date": "2026-09-09T13:20:07Z",
          "number": "1",
          "summary": "Initial version"
        }
      ],
      "status": "final",
      "version": "1"
    },
    "title": "rsync: Fix of 3 CVEs"
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          "product_id": "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els2.noarch"
        },
        "product_reference": "rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els2.noarch",
        "relates_to_product_reference": "CentOS-Stream-8"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rsync-0:3.1.3-19.el8.1.tuxcare.els1.x86_64 as a component of Community Enterprise Operating System 8",
          "product_id": "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els1.x86_64"
        },
        "product_reference": "rsync-0:3.1.3-19.el8.1.tuxcare.els1.x86_64",
        "relates_to_product_reference": "CentOS-Stream-8"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els1.noarch as a component of Community Enterprise Operating System 8",
          "product_id": "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els1.noarch"
        },
        "product_reference": "rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els1.noarch",
        "relates_to_product_reference": "CentOS-Stream-8"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-53784",
      "cwe": {
        "id": "CWE-59",
        "name": "Improper Link Resolution Before File Access ('Link Following')"
      },
      "notes": [
        {
          "category": "description",
          "text": "rsync before 3.5.0 contains a path traversal vulnerability that allows remote clients to access files outside the intended module root when use chroot is disabled and the module root path or a component of it is a symlink. The daemon calls chdir() to the module root at session initialization without resolving symlinks via realpath() or equivalent, causing subsequent relative-path operations to reference files relative to the symlink target rather than the intended module root, enabling unauthorized file access.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
        "fixed": [
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els10.x86_64",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els10.noarch"
        ],
        "known_affected": [
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els1.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els2.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els4.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els5.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els6.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els7.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els8.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els9.x86_64",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els1.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els2.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els4.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els5.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els6.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els7.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els8.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els9.noarch"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2026-53784"
        },
        {
          "category": "external",
          "summary": "https://github.com/RsyncProject/rsync/releases/tag/v3.5.0",
          "url": "https://github.com/RsyncProject/rsync/releases/tag/v3.5.0"
        },
        {
          "category": "external",
          "summary": "https://github.com/RsyncProject/rsync/security/advisories/GHSA-ffg2-fr5g-3rxw",
          "url": "https://github.com/RsyncProject/rsync/security/advisories/GHSA-ffg2-fr5g-3rxw"
        },
        {
          "category": "external",
          "summary": "https://www.vulncheck.com/advisories/rsync-path-traversal-via-symlink-module-root",
          "url": "https://www.vulncheck.com/advisories/rsync-path-traversal-via-symlink-module-root"
        }
      ],
      "release_date": "2026-08-13T15:19:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-09-09T13:19:20.695803Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1788959958",
          "product_ids": [
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els10.x86_64",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els10.noarch"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1788959958"
        },
        {
          "category": "none_available",
          "date": "2026-08-13T15:19:00Z",
          "details": "Affected",
          "product_ids": [
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els1.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els2.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els4.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els5.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els6.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els7.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els8.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els9.x86_64",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els1.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els2.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els4.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els5.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els6.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els7.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els8.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els9.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    },
    {
      "cve": "CVE-2026-53803",
      "cwe": {
        "id": "CWE-59",
        "name": "Improper Link Resolution Before File Access ('Link Following')"
      },
      "notes": [
        {
          "category": "description",
          "text": "rsync before 3.5.0 contains a symlink following vulnerability that allows local attackers to overwrite arbitrary files by placing a symlink at a predictable output path such as --log-file, --write-batch, or daemon-mode log and statistics paths. Attackers can exploit rsync's failure to reject symlinks during ancillary file writes to redirect output to arbitrary filesystem locations, achieving local privilege escalation on installations where rsync runs with elevated privileges such as setuid or privileged daemon configurations.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
        "fixed": [
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els10.x86_64",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els10.noarch"
        ],
        "known_affected": [
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          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els2.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els4.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els5.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els6.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els7.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els8.x86_64",
          "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els9.x86_64",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els1.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els2.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els4.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els5.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els6.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els7.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els8.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els9.noarch"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2026-53803"
        },
        {
          "category": "external",
          "summary": "https://github.com/RsyncProject/rsync/releases/tag/v3.5.0",
          "url": "https://github.com/RsyncProject/rsync/releases/tag/v3.5.0"
        },
        {
          "category": "external",
          "summary": "https://github.com/RsyncProject/rsync/security/advisories/GHSA-g9f4-7q66-9582",
          "url": "https://github.com/RsyncProject/rsync/security/advisories/GHSA-g9f4-7q66-9582"
        },
        {
          "category": "external",
          "summary": "https://www.vulncheck.com/advisories/rsync-symlink-following-arbitrary-file-overwrite",
          "url": "https://www.vulncheck.com/advisories/rsync-symlink-following-arbitrary-file-overwrite"
        }
      ],
      "release_date": "2026-08-13T15:19:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-09-09T13:19:20.695803Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1788959958",
          "product_ids": [
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els10.x86_64",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els10.noarch"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1788959958"
        },
        {
          "category": "none_available",
          "date": "2026-08-13T15:19:00Z",
          "details": "Affected",
          "product_ids": [
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els1.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els2.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els4.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els5.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els6.x86_64",
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            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els9.x86_64",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els1.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els2.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els4.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els5.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els6.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els7.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els8.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els9.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    },
    {
      "cve": "CVE-2026-53802",
      "cwe": {
        "id": "CWE-61",
        "name": "UNIX Symbolic Link (Symlink) Following"
      },
      "notes": [
        {
          "category": "description",
          "text": "rsync before 3.5.0 contains an arbitrary file read vulnerability that allows attackers to read files accessible to the rsync daemon process by exploiting symlink following in input configuration file handling including --files-from, --password-file, and filter merge files. Attackers can place a symlink at a predictable --files-from or --password-file path, or supply a --files-from path that escapes the daemon module root, to read arbitrary files accessible to the rsync process.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
        "fixed": [
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          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els10.noarch"
        ],
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          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els4.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els5.noarch",
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          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els8.noarch",
          "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els9.noarch"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2026-53802"
        },
        {
          "category": "external",
          "summary": "https://github.com/RsyncProject/rsync/releases/tag/v3.5.0",
          "url": "https://github.com/RsyncProject/rsync/releases/tag/v3.5.0"
        },
        {
          "category": "external",
          "summary": "https://github.com/RsyncProject/rsync/security/advisories/GHSA-4mfr-8jrv-49x4",
          "url": "https://github.com/RsyncProject/rsync/security/advisories/GHSA-4mfr-8jrv-49x4"
        },
        {
          "category": "external",
          "summary": "https://www.vulncheck.com/advisories/rsync-arbitrary-file-read-via-symlink-following",
          "url": "https://www.vulncheck.com/advisories/rsync-arbitrary-file-read-via-symlink-following"
        }
      ],
      "release_date": "2026-08-13T15:19:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-09-09T13:19:20.695803Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1788959958",
          "product_ids": [
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els10.x86_64",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els10.noarch"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1788959958"
        },
        {
          "category": "none_available",
          "date": "2026-08-13T15:19:00Z",
          "details": "Affected",
          "product_ids": [
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els1.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els2.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els4.x86_64",
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            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els8.x86_64",
            "CentOS-Stream-8:rsync-0:3.1.3-19.el8.1.tuxcare.els9.x86_64",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els1.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els2.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els4.noarch",
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            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els8.noarch",
            "CentOS-Stream-8:rsync-daemon-0:3.1.3-19.el8.1.tuxcare.els9.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    }
  ]
}