CVE-2026-15961CWE-134

CVE-2026-15961

Medium · published August 19, 2026

CVSS v3.1
5.2
EPSS
0%
Percentile
0.8
In the wild
Unconfirmed
What it is

IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 IBM PowerVM could allow a local attacker to obtain sensitive information or cause a denial of service due to improper control of format strings.

The record
Technical detail
CVSS v3.1
5.2 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H
CVSS v4.0
Not supplied
EPSS
0.00099 · 0.8th percentile
Weakness
CWE-134 · Use of Externally-Controlled Format String
Published
2026-08-19T19:16Z
Affected products (27)
ProductVersionsFixed in
ibm/power_system_s1122_\(9824-22a\)_firmware≥ fw1110.00, < fw1110.31fw1110.31
ibm/power_system_s1122_\(9824-22a\)_firmwareall versions—
ibm/power_system_s1124_\(9824-42a\)_firmware≥ fw1110.00, < fw1110.31fw1110.31
ibm/power_system_s1124_\(9824-42a\)_firmwareall versions—
ibm/power_system_s1122s_\(9824-22b\)_firmware≥ fw1110.00, < fw1110.31fw1110.31
ibm/power_system_s1122s_\(9824-22b\)_firmwareall versions—
ibm/power_system_s1114_\(9824-41b\)_firmware≥ fw1110.00, < fw1110.31fw1110.31
ibm/power_system_s1114_\(9824-41b\)_firmwareall versions—
ibm/power_system_l1122_\(9856-22h\)_firmware≥ fw1110.00, < fw1110.31fw1110.31
ibm/power_system_l1122_\(9856-22h\)_firmwareall versions—
ibm/power_system_l1124_\(9856-42h\)_firmware≥ fw1110.00, < fw1110.31fw1110.31
ibm/power_system_l1124_\(9856-42h\)_firmwareall versions—
ibm/power_system_e1150_\(9043-mru\)_firmware≥ fw1110.00, < fw1110.31fw1110.31
ibm/power_system_e1150_\(9043-mru\)_firmwareall versions—
ibm/power_system_s1112_\(9242-21b\)_firmwareall versions—
ibm/power_system_s1112_\(9242-21t\)_firmwareall versions—
ibm/power_system_e1080_\(9080-hex\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_s1022_\(9105-22a\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_s1024_\(9105-42a\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_s1022s_\(9105-22b\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_s1014_\(9105-41b\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_l1022_\(9786-22h\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_l1024_\(9786-42h\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_e1050_\(9043-mrx\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_s1012_\(9028-21b\)_firmware≥ fw1060.00, < fw1060.81fw1060.81
ibm/power_system_e1180_\(9080-heu\)_firmware≥ fw1110.00, < fw1110.31fw1110.31
ibm/power_system_e1180_\(9080-heu\)_firmwareall versions—
References (1)
EPSS history
Timeline
  • 19 AUG 14:36Z
    This Power System update is being released to address
    cvelistv5