{
  "document": {
    "aggregate_severity": {
      "text": "Critical"
    },
    "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-2017-16548: fix heap overread in receive_xattr by enforcing trailing\n  NUL on received xattr names\n- CVE-2017-17434: sanitize xname in read_ndx_and_attrs and check daemon\n  filter against fnamecmp in recv_files\n- CVE-2018-5764: prevent client from resetting protect_args during the\n  second parse_arguments pass on the daemon",
        "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-2026:1776769741",
        "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1776769741"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/oraclelinux6els/advisories/2026/clsa-2026_1776769741.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-04-21T11:09:39Z",
      "generator": {
        "date": "2026-04-21T11:09:39Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2026:1776769741",
      "initial_release_date": "2026-04-21T11:09:39Z",
      "revision_history": [
        {
          "date": "2026-04-21T11:09:39Z",
          "number": "1",
          "summary": "Initial version"
        }
      ],
      "status": "final",
      "version": "1"
    },
    "title": "rsync: Fix of 3 CVEs"
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Oracle Linux 6",
                "product": {
                  "name": "Oracle Linux 6",
                  "product_id": "Oracle-Linux-6",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Oracle Linux"
          }
        ],
        "category": "vendor",
        "name": "Oracle Corporation"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64",
                "product": {
                  "name": "rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64",
                  "product_id": "rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/cloudlinux/rsync@3.0.6-12.el6.tuxcare.els7?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          }
        ],
        "category": "vendor",
        "name": "CloudLinux"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64 as a component of Oracle Linux 6",
          "product_id": "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
        },
        "product_reference": "rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64",
        "relates_to_product_reference": "Oracle-Linux-6"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2017-16548",
      "cwe": {
        "id": "CWE-125",
        "name": "Out-of-bounds Read"
      },
      "notes": [
        {
          "category": "description",
          "text": "The receive_xattr function in xattrs.c in rsync 3.1.2 and 3.1.3-development does not check for a trailing '\\0' character in an xattr name, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact by sending crafted data to the daemon.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2017-16548"
        },
        {
          "category": "external",
          "summary": "https://bugzilla.samba.org/show_bug.cgi?id=13112",
          "url": "https://bugzilla.samba.org/show_bug.cgi?id=13112"
        },
        {
          "category": "external",
          "summary": "https://git.samba.org/rsync.git/?p=rsync.git%3Ba=commit%3Bh=47a63d90e71d3e19e0e96052bb8c6b9cb140ecc1",
          "url": "https://git.samba.org/rsync.git/?p=rsync.git%3Ba=commit%3Bh=47a63d90e71d3e19e0e96052bb8c6b9cb140ecc1"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html",
          "url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html"
        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/3543-1/",
          "url": "https://usn.ubuntu.com/3543-1/"
        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/3543-2/",
          "url": "https://usn.ubuntu.com/3543-2/"
        },
        {
          "category": "external",
          "summary": "https://www.debian.org/security/2017/dsa-4068",
          "url": "https://www.debian.org/security/2017/dsa-4068"
        }
      ],
      "release_date": "2017-11-06T05:29:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-04-21T11:09:04.594218Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1776769741",
          "product_ids": [
            "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1776769741"
        }
      ],
      "scores": [
        {
          "cvss_v2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Critical"
        }
      ]
    },
    {
      "cve": "CVE-2017-17434",
      "notes": [
        {
          "category": "description",
          "text": "The daemon in rsync 3.1.2, and 3.1.3-development before 2017-12-03, does not check for fnamecmp filenames in the daemon_filter_list data structure (in the recv_files function in receiver.c) and also does not apply the sanitize_paths protection mechanism to pathnames found in \"xname follows\" strings (in the read_ndx_and_attrs function in rsync.c), which allows remote attackers to bypass intended access restrictions.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2017-17434"
        },
        {
          "category": "external",
          "summary": "http://security.cucumberlinux.com/security/details.php?id=170",
          "url": "http://security.cucumberlinux.com/security/details.php?id=170"
        },
        {
          "category": "external",
          "summary": "https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=5509597decdbd7b91994210f700329d8a35e70a1",
          "url": "https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=5509597decdbd7b91994210f700329d8a35e70a1"
        },
        {
          "category": "external",
          "summary": "https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=70aeb5fddd1b2f8e143276f8d5a085db16c593b9",
          "url": "https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=70aeb5fddd1b2f8e143276f8d5a085db16c593b9"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html",
          "url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html"
        },
        {
          "category": "external",
          "summary": "https://www.debian.org/security/2017/dsa-4068",
          "url": "https://www.debian.org/security/2017/dsa-4068"
        }
      ],
      "release_date": "2017-12-06T03:29:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-04-21T11:09:04.594218Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1776769741",
          "product_ids": [
            "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1776769741"
        }
      ],
      "scores": [
        {
          "cvss_v2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Critical"
        }
      ]
    },
    {
      "cve": "CVE-2018-5764",
      "notes": [
        {
          "category": "description",
          "text": "The parse_arguments function in options.c in rsyncd in rsync before 3.1.3 does not prevent multiple --protect-args uses, which allows remote attackers to bypass an argument-sanitization protection mechanism.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2018-5764"
        },
        {
          "category": "external",
          "summary": "http://www.securityfocus.com/bid/102803",
          "url": "http://www.securityfocus.com/bid/102803"
        },
        {
          "category": "external",
          "summary": "http://www.securitytracker.com/id/1040276",
          "url": "http://www.securitytracker.com/id/1040276"
        },
        {
          "category": "external",
          "summary": "https://download.samba.org/pub/rsync/src-previews/rsync-3.1.3pre1-NEWS",
          "url": "https://download.samba.org/pub/rsync/src-previews/rsync-3.1.3pre1-NEWS"
        },
        {
          "category": "external",
          "summary": "https://git.samba.org/rsync.git/?p=rsync.git%3Ba=commit%3Bh=7706303828fcde524222babb2833864a4bd09e07",
          "url": "https://git.samba.org/rsync.git/?p=rsync.git%3Ba=commit%3Bh=7706303828fcde524222babb2833864a4bd09e07"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2018/01/msg00021.html",
          "url": "https://lists.debian.org/debian-lts-announce/2018/01/msg00021.html"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2019/03/msg00027.html",
          "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00027.html"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2021/11/msg00028.html",
          "url": "https://lists.debian.org/debian-lts-announce/2021/11/msg00028.html"
        },
        {
          "category": "external",
          "summary": "https://security.gentoo.org/glsa/201805-04",
          "url": "https://security.gentoo.org/glsa/201805-04"
        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/3543-1/",
          "url": "https://usn.ubuntu.com/3543-1/"
        }
      ],
      "release_date": "2018-01-17T22:29:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-04-21T11:09:04.594218Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1776769741",
          "product_ids": [
            "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1776769741"
        }
      ],
      "scores": [
        {
          "cvss_v2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "products": [
            "Oracle-Linux-6:rsync-0:3.0.6-12.el6.tuxcare.els7.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    }
  ]
}