Skip to content
Heist/ feed
Back to feed
UnratedFix available

rsync: Fix of 3 CVEs

Type: advisorySources: OSV

- CVE-2026-53789: force implied-parent directories to non-content on the receiver so a malicious sender cannot widen --delete scope - CVE-2026-70459: reject a non-directory transfer-root entry so a forged "." cannot drive a --force recursive delete of the destination - CVE-2026-70457: clamp the snprintf() length before the err_buf[len] writes in parse_size_arg() to stop an out-of-bounds .bss write

Products
rsync, rsync-daemon
Affected versions
Not specified
Fixed versions
3.2.3-19.el9_2.tuxcare.els12
CVEs
CVE-2026-53789, CVE-2026-70457, CVE-2026-70459
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 11:57 UTC · Revision 1

Source evidence

rsync: Fix of 3 CVEs

core-osv · Original source

Published 3 Sept 2026, 11:10 UTC

- CVE-2026-53789: force implied-parent directories to non-content on the receiver so a malicious sender cannot widen --delete scope - CVE-2026-70459: reject a non-directory transfer-root entry so a forged "." cannot drive a --force recursive delete of the destination - CVE-2026-70457: clamp the snprintf() length before the err_buf[len] writes in parse_size_arg() to stop an out-of-bounds .bss write

osv:CLSA-2026-1788433791

rsync

Fixed versions: 3.2.3-19.el9_2.tuxcare.els12

rsync-daemon

Fixed versions: 3.2.3-19.el9_2.tuxcare.els12

Complete source record
{
  "id": "98021d2d0c63e095e19180f244aa7be6d64358d6e3146ed34c52949de38bd9ef",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1788433791",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "rsync: Fix of 3 CVEs",
    "summary": "- CVE-2026-53789: force implied-parent directories to non-content on the receiver so a malicious sender cannot widen --delete scope - CVE-2026-70459: reject a non-directory transfer-root entry so a forged \".\" cannot drive a --force recursive delete of the destination - CVE-2026-70457: clamp the snprintf() length before the err_buf[len] writes in parse_size_arg() to stop an out-of-bounds .bss write",
    "evidence": "osv:CLSA-2026-1788433791",
    "products": [
      {
        "name": {
          "value": "rsync",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.2.3-19.el9_2.tuxcare.els12",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "rsync-daemon",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.2.3-19.el9_2.tuxcare.els12",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1788433791",
      "aliases": [
        "CLSA-2026-1788433791"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.2.3-19.el9_2.tuxcare.els12"
                }
              ]
            }
          ],
          "package": {
            "name": "rsync",
            "purl": "pkg:rpm/tuxcare/rsync?distro=almalinux-9.2",
            "ecosystem": "TuxCare:AlmaLinux:9.2"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1788433791.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.2.3-19.el9_2.tuxcare.els12"
                }
              ]
            }
          ],
          "package": {
            "name": "rsync-daemon",
            "purl": "pkg:rpm/tuxcare/rsync-daemon?distro=almalinux-9.2",
            "ecosystem": "TuxCare:AlmaLinux:9.2"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1788433791.json"
          }
        }
      ],
      "modified": "2026-10-26T09:43:52.782577650Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-53789",
        "CVE-2026-70457",
        "CVE-2026-70459"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1788433791.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-53789",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-70457",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-70459"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-53789",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-70457",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-70459",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 450214,
  "published_at": "2026-09-03T11:10:03+00:00"
}