CVE-2026-17138

CVE-2026-17138 affects IBM AIX 7.2 and 7.3 and IBM PowerVM VIOS 4.1 , allowing a remote attacker to execute arbitrary code via a stack-based buffer overflow . No user interaction or privileges are required. NVD assigns a CVSS 3.1 score of 9.8 (CRITICAL) ; IBM's CNA rates it 8.1 (HIGH) due to high...

CVE-2026-17138 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-2026-17122 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-2026-17122

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-2026-17120 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 affects IBM AIX 7.2, 7.3 and IBM PowerVM VIOS 4.1 , where a buffer overflow allows a remote, unauthenticated attacker to cause a denial of service . NVD scores it 7.5 (HIGH) while IBM's CNA rates it 5.3 (MEDIUM) . CISA's SSVC assessment indicates no known exploitation but notes the...

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 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 heap buffer overflow...

CVE-2026-17006

IBM AIX 7.2, 7.3 and IBM PowerVM VIOS 4.1 are vulnerable to a heap buffer overflow that allows a remote attacker to execute arbitrary code. The NVD assigns a CVSS 3.1 score of 9.8 (CRITICAL) with a network attack vector, low complexity, and no privileges or user interaction required. IBM's CNA ra...

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...

GHSA-R553-M4FV-5V97 Mailpit: SMTP DATA line reader buffers over-limit input before size enforcement

Summary Mailpit's SMTP DATA reader enforces the configured MaxMessageSize only after bufio.Reader.ReadBytes'\n' has already buffered a complete DATA line. A remote unauthenticated SMTP client can send one line larger than the configured message-size cap and force memory allocation before Mailpit...

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

CVE-2026-16944 affects IBM AIX 7.2 and 7.3 and IBM PowerVM VIOS 4.1 , where a stack-based buffer overflow allows a local attacker to execute arbitrary code. NVD assigns a CVSS 3.1 score of 7.8 (HIGH) with low privileges required, while IBM rates it 6.7 (MEDIUM) requiring high privileges. The CISA...

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...