CVE-2026-17073Medium· 5.4▾ SunlitIBM i 7.3, 7.4, 7.5, and 7.6 could allow a local attacker to obtain sensitive information due to missing subtree checks during file handle resolution.
▾ Sunlit zone — Low / medium · no exploitation signal
impact 29.7 · likelihood 0 · exploitation 0
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IBM i 7.3, 7.4, 7.5, and 7.6 could allow a local attacker to obtain sensitive information due to missing subtree checks during file handle resolution.
i 7.6i 7.5i 7.4i 7.3Application of the PTFs require additional actions that if not taken will cause existing NFS mounts to become inaccessible. View each PTF's cover letter for the additional actions required prior to installation.
IBM i Release5770-SS1 PTF Number(s)PTF Download Link(s)7.6SJ11753 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11753 7.5SJ11790 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11790 7.4SJ11802 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11802 7.3SJ11804 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11804
IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.
Connected by shared product, vendor, weakness, or advisory.
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