CVE-2026-17122

IBM AIX 7.2/7.3 and PowerVM VIOS 4.1 contain a stack-based buffer overflow exploitable remotely without authentication, rated CVSS 9.8 CRITICAL (C/I/A high). IBM has published advisory https://www.ibm.com/support/pages/node/7283858. No exploit code or active exploitation is reported in the provid...

CVE-2026-17122 Vulnerabilities in IBM AIX and PowerVM VIOS

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...

CVE-2026-17120 Vulnerabilities in IBM AIX and PowerVM VIOS

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to cause a denial of service due to a buffer overflow...

CVE-2026-17120

CVE-2026-17120 is a buffer overflow in IBM AIX 7.2, 7.3 and IBM PowerVM VIOS 4.1 that allows a remote, unauthenticated attacker to cause a denial of service over the network. The CVSS v3.1 base score is 5.3 (MEDIUM) with low availability impact. CISA SSVC assessment indicates no known exploitatio...

CVE-2026-17040 Vulnerabilities in IBM AIX and PowerVM VIOS

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 buffer overflow...

CVE-2026-17040

CVE-2026-17040 is a stack-based buffer overflow in IBM AIX 7.2, 7.3 and IBM PowerVM VIOS 4.1 that allows a remote attacker to execute arbitrary code without authentication or user interaction. The CVSS 3.1 score is 9.8 (Critical) with a network attack vector and full impact on confidentiality, in...

CVE-2026-17006

CVE-2026-17006 affects IBM AIX 7.2, 7.3 and IBM PowerVM VIOS 4.1 . A heap buffer overflow allows a remote attacker on an adjacent network to execute arbitrary code without authentication or user interaction. The CVSS 3.1 score is 8.3 (HIGH) with a scope change and high impact on confidentiality, ...

CVE-2026-16951

A heap-based buffer overflow in IBM AIX 7.2/7.3 and PowerVM VIOS 4.1 allows a local authenticated attacker to execute arbitrary code. CVSS 6.7 (MEDIUM) reflects the high privileges required. No exploit or patch details are provided in the documents. The IBM support page (linked in references) sho...

CVE-2026-16946

CVE-2026-16946 is a heap buffer overflow in IBM AIX 7.2, 7.3 and IBM PowerVM VIOS 4.1 that allows a local attacker with low privileges to gain elevated privileges , resulting in full compromise of confidentiality, integrity, and availability (CVSS 3.1: 7.8 HIGH ). CISA SSVC assesses exploitation ...

CVE-2026-16946 Vulnerabilities in IBM AIX and PowerVM VIOS

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to gain elevated privileges due to a heap buffer overflow...

CVE-2026-16945 Vulnerabilities in IBM AIX and PowerVM VIOS

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary code due to a stack-based buffer overflow...

CVE-2026-16945

CVE-2026-16945 is a stack-based buffer overflow in IBM AIX 7.2, 7.3 and IBM PowerVM VIOS 4.1 that allows a local attacker with low privileges to execute arbitrary code. The CVSS 3.1 score is 7.8 (HIGH) with full impact on confidentiality, integrity, and availability. No user interaction is requir...

CVE-2026-16944 Vulnerabilities in IBM AIX and PowerVM VIOS

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary code due to a stack-based buffer overflow...

CVE-2026-16944

IBM AIX 7.2/7.3 and PowerVM VIOS 4.1 contain a stack-based buffer overflow exploitable by a local attacker with high privileges to execute arbitrary code, yielding HIGH confidentiality, integrity, and availability impact (CVSS 6.7). No patch version or in-the-wild exploitation details are provide...

CVE-2026-16943

IBM AIX 7.2, 7.3 and PowerVM VIOS 4.1 are affected by a heap-based buffer overflow (CWE-787) exploitable by a local attacker with high privileges to execute arbitrary code (CVSS 8.2 HIGH, scope changed). Fixes are available via AIX SP13/TL-specific service packs and VIOS Fix Packs (4.1.0.50, 4.1....

CVE-2026-55893

Capstone (a disassembly framework) versions 6.0.0-Alpha9 and earlier contain a heap buffer overflow in the SH architecture disassembler (arch/SH/SHDisassembler.c). The SH floating-point decoders (opFADD, opFMUL, opFSUB) call set_reg() and set_reg_n() using sh_info.op.op_count without bounds-check...

CVE-2026-55893 Capstone SH disassembler `set_reg_n` heap buffer overflow via crafted SH2A FPU bytecode

Capstone is a disassembly framework. In 6.0.0-Alpha9 and earlier, Capstone's arch/SH/SHDisassembler.c SH floating-point decoders such as opFADD, opFMUL, and opFSUB call setreg and setregn using shinfo.op.opcount without checking the fixed-size operands array. Repeated crafted instructions process...

CVE-2026-16936 Vulnerabilities in IBM AIX and PowerVM VIOS

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary code due to a buffer overflow...

CVE-2026-55893 Capstone SH disassembler `set_reg_n` heap buffer overflow via crafted SH2A FPU bytecode

Capstone is a disassembly framework. In 6.0.0-Alpha9 and earlier, Capstone's arch/SH/SHDisassembler.c SH floating-point decoders such as opFADD, opFMUL, and opFSUB call setreg and setregn using shinfo.op.opcount without checking the fixed-size operands array. Repeated crafted instructions process...

CVE-2026-16936

A buffer overflow in IBM AIX 7.2/7.3 and PowerVM VIOS 4.1 allows a local attacker with low privileges to execute arbitrary code (CVSS 8.8, scope changed). No patch version or exploit details are provided in the documents.