The vulnerability of the read_args() function in the Rsync utility for file transfer and synchronization allows a malicious actor to trigger a service failure.

The vulnerability of the readargs function in the Rsync utility for file transfer and synchronization is related to writing beyond the buffer boundaries. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

rsync: rsync: Heap Out-of-Bounds Write via crafted argument list

A flaw was found in rsync. A remote attacker could exploit an out-of-bounds write vulnerability in the readargs function by sending a specially crafted argument list. This could lead to corruption of adjacent memory, potentially causing a denial of service or, in some cases, arbitrary code...

rsync: rsync: Heap Out-of-Bounds Write via crafted argument list

A flaw was found in rsync. A remote attacker could exploit an out-of-bounds write vulnerability in the readargs function by sending a specially crafted argument list. This could lead to corruption of adjacent memory, potentially causing a denial of service or, in some cases, arbitrary code...

rsync 3.0.1 < 3.5.0 Heap Out-of-Bounds Write via read_args()

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CVE-2026-70456

A flaw was found in rsync. A remote attacker could exploit an out-of-bounds write vulnerability in the readargs function by sending a specially crafted argument list. This could lead to corruption of adjacent memory, potentially causing a denial of service or, in some cases, arbitrary code...

SUSE CVE-2026-70456

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

Out-of-bounds Write

Overview Affected versions of this package are vulnerable to Out-of-bounds Write via the readargs function. An attacker can corrupt adjacent heap memory by sending a crafted argument list that causes the allocation for arguments to be exactly full, resulting in a write of a NULL terminator one sl...

CVE-2026-70456

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

ALPINE-CVE-2026-70456

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

AZL-95843 CVE-2026-70456 affecting package rsync for versions less than 3.5.0-1

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

CVE-2026-70456 rsync 3.0.1 < 3.5.0 Heap Out-of-Bounds Write via read_args()

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

CVE-2026-70456 rsync 3.0.1 < 3.5.0 Heap Out-of-Bounds Write via read_args()

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

CVE-2026-70456 rsync 3.0.1 < 3.5.0 Heap Out-of-Bounds Write via read_args()

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

CVE-2026-70456

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

EUVD-2026-58048

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

CVE-2026-70456

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

CVE-2026-70456

rsync 3.0.1 before 3.5.0 is affected by an out-of-bounds write in read_args(), enabling a remote attacker to corrupt adjacent heap memory by sending a crafted argument list. When argv allocation is exactly full, the trailing NULL terminator is written one slot past the allocation, causing heap co...

CVE-2026-70456: Out-of-bounds Write

rsync 3.0.1 before 3.5.0 contains an out-of-bounds write vulnerability in the readargs function that allows a malicious sender to corrupt adjacent heap memory by sending a crafted argument list. When the argument count causes the argv allocation to be exactly full, the trailing NULL terminator is...

PT-2026-71656

Name of the Vulnerable Software and Affected Versions rsync versions 3.0.1 through 3.4.x Description An out-of-bounds write exists in the read args function. A malicious sender can corrupt adjacent heap memory by providing a crafted argument list. This occurs when the argument count fills the arg...