CVE-2026-17220

IBM i 7.3–7.6 is affected by CVE-2026-17220, a buffer overflow in host servers that could allow a remote attacker to cause a denial of service and modify authentication metadata. The vulnerability is described in IBM’s Security Bulletin, which lists the affected releases and associated fixes. Rem...

CVE-2026-17220 IBM i is Affected By Multiple Vulnerabilities in Host Servers

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and modify authentication metadata due to a buffer overflow...

EUVD-2026-58231

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and modify authentication metadata due to a buffer overflow...

CVE-2026-17220 IBM i is Affected By Multiple Vulnerabilities in Host Servers

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and modify authentication metadata due to a buffer overflow...

CVE-2026-17197 IBM i is Affected By Multiple Vulnerabilities in Host Servers

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to bypass security restrictions due to improper validation of client-asserted identity...

CVE-2026-17197

CVE-2026-17197 (CWE-287: Improper Authentication) affects IBM i 7.3–7.6 host servers, allowing remote unauthenticated attackers to bypass security restrictions via improper client-asserted identity validation. IBM provides PTFs: SJ11101/SJ11097 (7.6), SJ11102/SJ11098 (7.5), SJ11103/SJ11099 (7.4),...

CVE-2026-17197 IBM i is Affected By Multiple Vulnerabilities in Host Servers

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to bypass security restrictions due to improper validation of client-asserted identity...

EUVD-2026-58230

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to bypass security restrictions due to improper validation of client-asserted identity...

EUVD-2026-58227

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to gain elevated privileges due to improper privilege management...

CVE-2026-18071 IBM i is Affected By An Improper Management Vulnerability in HTTP Server []

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to gain elevated privileges due to improper privilege management...

CVE-2026-18071

IBM i 7.6, 7.5, 7.4, and 7.3 are affected by CVE-2026-18071 due to improper privilege management in the HTTP Server, enabling a local attacker to gain elevated privileges (CWE-269). Base CVSS v3.1 score is 7.8 (HIGH) with LOCAL, low attack complexity, requiring LOW privileges and no user interact...

CVE-2026-70464

rsync daemon 2.0.0 before 3.5.0 contains a denial of service vulnerability that allows unauthenticated remote attackers to exhaust daemon connection slots by stalling the handshake process before or after module selection without triggering the I/O timeout. Attackers can open many simultaneous...

ALPINE-CVE-2026-70462

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 MSGIOTIMEOUT messages carrying non-positive zero or negative values. Attackers can craft malicious MSGIOTIMEOUT...

AZL-95840 CVE-2026-70462 affecting package rsync for versions less than 3.5.0-1

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 MSGIOTIMEOUT messages carrying non-positive zero or negative values. Attackers can craft malicious MSGIOTIMEOUT...

CVE-2026-70462

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 MSGIOTIMEOUT messages carrying non-positive zero or negative values. Attackers can craft malicious MSGIOTIMEOUT...

EUVD-2026-58042

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 MSGIOTIMEOUT messages carrying non-positive zero or negative values. Attackers can craft malicious MSGIOTIMEOUT...

EUVD-2026-57599

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and obtain sensitive information due to an integer underflow...

PT-2026-71837

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper processing of DRDA and DDM resynchronization requests...

PT-2026-71817

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to an out-of-bounds read...

PT-2026-71864

IBM i 7.6, 7.5, 7.4, and 7.3 could allow an authenticated attacker to force a NetServer server thread exception, caused by an integer overflow during bounds checking in request processing. The attacker could exploit this vulnerability to cause a temporary denial of service...