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CVE-2026-17091

🗓️ 19 Aug 2026 20:17:12Reported by [email protected]Type 
nvd
 nvd🔗 web.nvd.nist.gov👁 7 Views

PowerVM hypervisor call flaw allows root guests to corrupt memory or crash the platform via crafted hypercalls.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ibm
IBM Security Bulletins		Security Bulletin: This Power System update is being released to address CVE-2026-17091
15 Aug 202617:06
–ibm
circl
Circl		CVE-2026-17091
28 Aug 202606:07
–circl
cve
CVE		CVE-2026-17091
19 Aug 202619:45
–cve
cvelist
Cvelist		CVE-2026-17091 Power System Integer Overflow
19 Aug 202619:45
–cvelist
euvd
EUVD		EUVD-2026-62868
19 Aug 202619:45
–euvd
ptsecurity
Positive Technologies		PT-2026-78631
19 Aug 202600:00
–ptsecurity
vulnrichment
Vulnrichment		CVE-2026-17091 Power System Integer Overflow
19 Aug 202619:45
–vulnrichment
NVD
Node
AND
OR
ibmpower_system_s1122_(9824-22a)_firmwareRangefw1110.00–fw1110.31
ibmpower_system_s1122_(9824-22a)_firmwareMatchfw1120.00
ibmpower_system_s1122_(9824-22a)Match-
Node
AND
OR
ibmpower_system_s1124_(9824-42a)_firmwareRangefw1110.00–fw1110.31
ibmpower_system_s1124_(9824-42a)_firmwareMatchfw1120.00
ibmpower_system_s1124_(9824-42a)Match-
Node
AND
OR
ibmpower_system_s1122s_(9824-22b)_firmwareRangefw1110.00–fw1110.31
ibmpower_system_s1122s_(9824-22b)_firmwareMatchfw1120.00
ibmpower_system_s1122s_(9824-22b)Match-
Node
AND
OR
ibmpower_system_s1114_(9824-41b)_firmwareRangefw1110.00–fw1110.31
ibmpower_system_s1114_(9824-41b)_firmwareMatchfw1120.00
ibmpower_system_s1114_(9824-41b)Match-
Node
AND
OR
ibmpower_system_l1122_(9856-22h)_firmwareRangefw1110.00–fw1110.31
ibmpower_system_l1122_(9856-22h)_firmwareMatchfw1120.00
ibmpower_system_l1122_(9856-22h)Match-
Node
AND
OR
ibmpower_system_l1124_(9856-42h)_firmwareRangefw1110.00–fw1110.31
ibmpower_system_l1124_(9856-42h)_firmwareMatchfw1120.00
ibmpower_system_l1124_(9856-42h)Match-
Node
AND
OR
ibmpower_system_e1150_(9043-mru)_firmwareRangefw1110.00–fw1110.31
ibmpower_system_e1150_(9043-mru)_firmwareMatchfw1120.00
ibmpower_system_e1150_(9043-mru)Match-
Node
AND
ibmpower_system_s1112_(9242-21b)_firmwareMatchfw1120.00
ibmpower_system_s1112_(9242-21b)Match-
Node
AND
ibmpower_system_s1112_(9242-21t)_firmwareMatchfw1120.00
ibmpower_system_s1112_(9242-21t)Match-
Node
AND
ibmpower_system_e1080_(9080-hex)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_e1080_(9080-hex)Match-
Node
AND
ibmpower_system_s1022_(9105-22a)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_s1022_(9105-22a)Match-
Node
AND
ibmpower_system_s1024_(9105-42a)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_s1024_(9105-42a)Match-
Node
AND
ibmpower_system_s1022s_(9105-22b)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_s1022s_(9105-22b)Match-
Node
AND
ibmpower_system_s1014_(9105-41b)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_s1014_(9105-41b)Match-
Node
AND
ibmpower_system_l1022_(9786-22h)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_l1022_(9786-22h)Match-
Node
AND
ibmpower_system_l1024_(9786-42h)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_l1024_(9786-42h)Match-
Node
AND
ibmpower_system_e1050_(9043-mrx)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_e1050_(9043-mrx)Match-
Node
AND
ibmpower_system_s1012_(9028-21b)_firmwareRangefw1060.00–fw1060.81
ibmpower_system_s1012_(9028-21b)Match-
Node
AND
OR
ibmpower_system_e1180_(9080-heu)_firmwareRangefw1110.00–fw1110.31
ibmpower_system_e1180_(9080-heu)_firmwareMatchfw1120.00
ibmpower_system_e1180_(9080-heu)Match-
Node
AND
ibmpower_system_s922_(9009-22g)_firmwareRangefw950.00–fw950.h3
ibmpower_system_s922_(9009-22g)Match-
Node
AND
ibmpower_system_h922_(9223-22s)_firmwareRangefw950.00–fw950.h3
ibmpower_system_h922_(9223-22s)Match-
Node
AND
ibmpower_system_s914_(9009-41g)_firmwareRangefw950.00–fw950.h3
ibmpower_system_s914_(9009-41g)Match-
Node
AND
ibmpower_system_s924_(9009-42g)_firmwareRangefw950.00–fw950.h3
ibmpower_system_s924_(9009-42g)Match-
Node
AND
ibmpower_system_h924_(9223-42s)_firmwareRangefw950.00–fw950.h3
ibmpower_system_h924_(9223-42s)Match-
Node
AND
ibmpower_system_e950_(9040-mr9)_firmwareRangefw950.00–fw950.h3
ibmpower_system_e950_(9040-mr9)Match-
Node
AND
ibmpower_system_e980_(9080-m9s)_firmwareRangefw950.00–fw950.h3
ibmpower_system_e980_(9080-m9s)Match-

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25 Aug 2026 20:45Current
CVSS 3.18.4
EPSS0.00116
CWE-190
IBM PowerVMhypervisor callprivilege escalationavailability impactintegrity impactmemory corruptionguest partition
7