CVE-2026-16872Critical· 9.8▾ MidnightIBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to a stack-based buffer overflow.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 53.9 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Aug 23.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.8%
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to a stack-based buffer overflow.
vios >= 4.1.0, < 4.1.0.50vios >= 4.1.1.0, < 4.1.1.30vios >= 4.1.2.0, < 4.1.2.20aix >= 7.2.5, <= 7.2.5.212aix >= 7.3.2, <= 7.3.2.5aix >= 7.3.3, <= 7.3.3.2aix >= 7.3.4, <= 7.3.4.1Upgrade past the affected range:
vios 4.1.2.20Connected by shared product, vendor, weakness, or advisory.
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