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rsync: rsync: Memory corruption via out-of-bounds write in size parsing

🗓️ 14 Sep 2026 19:33:06Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Out-of-bounds write in rsync parse_size_arg() via snprintf truncation causing DoS or data corruption.

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Refs
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attackerkb
ATTACKERKB
CVE-2026-70457
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Important: rsync security, bug fix, and enhancement update
14 Sep 202600:00
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CVE-2026-70457 affecting package rsync for versions less than 3.5.0-1
20 Aug 202600:39
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cve
CVE
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13 Aug 202614:44
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cvelist
Cvelist
CVE-2026-70457 rsync 3.2.3 < 3.5.0 Out-of-Bounds Write via parse_size_arg()
13 Aug 202614:44
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debiancve
Debian CVE
CVE-2026-70457
13 Aug 202614:44
debiancve
euvd
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EUVD-2026-58047
13 Aug 202614:44
euvd
fedora
Fedora
[SECURITY] Fedora 44 Update: rsync-3.5.0-1.fc44
22 Aug 202601:27
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[SECURITY] Fedora 43 Update: rsync-3.5.0-1.fc43
27 Aug 202601:13
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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.2aarch64rsync3.5.0-3.el10_2rsync-3.5.0-3.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lersync3.5.0-3.el10_2rsync-3.5.0-3.el10_2.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xrsync3.5.0-3.el10_2rsync-3.5.0-3.el10_2.s390x.rpm
Red Hat Enterprise Linux10.2x86_64rsync3.5.0-3.el10_2rsync-3.5.0-3.el10_2.x86_64.rpm
Red Hat Enterprise Linux10.2noarchrsync-daemon3.5.0-3.el10_2rsync-daemon-3.5.0-3.el10_2.noarch.rpm
Red Hat Enterprise Linux10.2aarch64rsync-debuginfo3.5.0-3.el10_2rsync-debuginfo-3.5.0-3.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lersync-debuginfo3.5.0-3.el10_2rsync-debuginfo-3.5.0-3.el10_2.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xrsync-debuginfo3.5.0-3.el10_2rsync-debuginfo-3.5.0-3.el10_2.s390x.rpm
Red Hat Enterprise Linux10.2x86_64rsync-debuginfo3.5.0-3.el10_2rsync-debuginfo-3.5.0-3.el10_2.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64rsync-debugsource3.5.0-3.el10_2rsync-debugsource-3.5.0-3.el10_2.aarch64.rpm
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14 Sep 2026 23:53Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.16.5 - 8.2
CVSS 48.3
EPSS0.00377
SSVC
5