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rsync: Fix of 2 CVEs

Type: advisorySources: OSV

- CVE-2026-43618: fix integer overflow in compressed-token decoding that could leak rsync process memory contents over the wire - CVE-2026-29518: fix TOCTOU race on parent path components in non-chroot daemon by routing receiver/sender opens, chmod, and chdir through per- component O_NOFOLLOW secure variants gated on use_secure_symlinks

Products
rsync
Affected versions
Not specified
Fixed versions
3.0.6-12.el6.tuxcare.els8
CVEs
CVE-2026-29518, CVE-2026-43618
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 11:50 UTC · Revision 1

Source evidence

rsync: Fix of 2 CVEs

core-osv · Original source

Published 26 May 2026, 19:41 UTC

- CVE-2026-43618: fix integer overflow in compressed-token decoding that could leak rsync process memory contents over the wire - CVE-2026-29518: fix TOCTOU race on parent path components in non-chroot daemon by routing receiver/sender opens, chmod, and chdir through per- component O_NOFOLLOW secure variants gated on use_secure_symlinks

osv:CLSA-2026-1779824462

rsync

Fixed versions: 3.0.6-12.el6.tuxcare.els8

Complete source record
{
  "id": "9b510086e2b3510fbb0769c803d26f0f4c2f6a64cd6a3c9a9a0c06be6333bf34",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1779824462",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "rsync: Fix of 2 CVEs",
    "summary": "- CVE-2026-43618: fix integer overflow in compressed-token decoding that could leak rsync process memory contents over the wire - CVE-2026-29518: fix TOCTOU race on parent path components in non-chroot daemon by routing receiver/sender opens, chmod, and chdir through per- component O_NOFOLLOW secure variants gated on use_secure_symlinks",
    "evidence": "osv:CLSA-2026-1779824462",
    "products": [
      {
        "name": {
          "value": "rsync",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.0.6-12.el6.tuxcare.els8",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1779824462",
      "aliases": [
        "CLSA-2026-1779824462"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.0.6-12.el6.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "rsync",
            "purl": "pkg:rpm/tuxcare/rsync?distro=centos-6",
            "ecosystem": "TuxCare:CentOS:6"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos6els/CLSA-2026-1779824462.json"
          }
        }
      ],
      "modified": "2026-10-26T09:43:30.700628116Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-29518",
        "CVE-2026-43618"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/centos6els/CLSA-2026-1779824462.html"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-29518",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-43618",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 449964,
  "published_at": "2026-05-26T19:41:06+00:00"
}