CVE-2026-70462
CVE-2026-70462: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium6.5
Medium [CVE-2026-70462] Denial of Service via signed integer overflow in I/O timeout
CVE-2026-70462Source published Source updated
rsync 3.1.0 before 3.5.0 contains a signed integer overflow vulnerability in the I/O timeout implementation that allows attackers to permanently disable connection timeouts by injecting MSG_IO_TIMEOUT messages carrying non-positive (zero or negative) values. Attackers can craft malicious MSG_IO_TIMEOUT messages that cause the timeout variable to wrap to a non-positive value, preventing the timeout check from firing and enabling idle or stalled connections to hold daemon slots indefinitely, leading to resource exhaustion. A flaw was found in rsync. A remote attacker can exploit a signed integer overflow vulnerability in the I/O timeout implementation by sending specially crafted messages. These messages can disable connection timeouts, causing idle or stalled connections to persist…
- Affected products in this advisory
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
2 more entries in the full advisory.
- Source-reported affected versions
- < 3.1.0
- < 3.5.0
- Source-reported fixed versions
- 3.5.0
- Mitigation guidance
- Only run rsync against trusted remotes. Restrict which hosts local rsync and rsync-bpc may reach. A peer MSG_IO_TIMEOUT can disable or overflow the client’s --timeout; daemon hosts allow does not bind this.
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