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OpenAdvisories
High RHSA-2026:99576 1 CVE

Red Hat Security Advisory: rsync security update

Published Nov 13, 2026 · Updated Nov 13, 2026

Fixed packages 5

ReleasePackageFixed in
Red Hat · RHEL 10.2 EUS enterprise_linux_eus:10.2 rsync 0:3.5.0-3.el10_2.1
Red Hat · RHEL 10.2 EUS enterprise_linux_eus:10.2 rsync-daemon 0:3.5.0-3.el10_2.1
Red Hat · RHEL 10.2 EUS enterprise_linux_eus:10.2 rsync-debuginfo 0:3.5.0-3.el10_2.1
Red Hat · RHEL 10.2 EUS enterprise_linux_eus:10.2 rsync-debugsource 0:3.5.0-3.el10_2.1
Red Hat · RHEL 10.2 EUS enterprise_linux_eus:10.2 rsync-rrsync 0:3.5.0-3.el10_2.1

Vulnerabilities 1

  • High 7.5

    rsync < 3.5.2 Denial of Service via hash_search() Checksum Collisions

    rsync before 3.5.2 contains a denial of service vulnerability in the delta-transfer sender's hash_search() in match.c that allows malicious receivers to trigger unbounded strong-checksum work at consecutive offsets. Unauthenticated attackers pulling from a pu…

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2566038
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_99576.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-119741
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-119741
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-119741
  • article
    https://github.com/RsyncProject/rsync
  • article
    https://github.com/RsyncProject/rsync/blob/a7404a9a633cff28ee1602f328b9c3fa69cdbd04/testsuite/hashsearch-collision-skip_test.py
  • article
    https://github.com/RsyncProject/rsync/commit/a7404a9a633cff28ee1602f328b9c3fa69cdbd04
  • article
    https://github.com/RsyncProject/rsync/pull/1132
  • article
    https://www.vulncheck.com/advisories/rsync-through-3.5.1-denial-of-service-via-hash-search-checksum-collisions