CVE-2026-64318

A flaw was found in the Linux kernel's AIX partition handling. A local attacker can provide a specially crafted AIX/IBM partition table on a block device. When the kernel scans this device, the aixpartition function reads an unvalidated ppcount value, causing it to read beyond the allocated buffe...

Security Bulletin: Cargo in IBM Open SDK for Rust on AIX uses a vulnerable version of gix

Summary The cargo package manager in IBM Open SDK for Rust on AIX 1.92.0.2 and 1.94.0.0 uses gix and gix-submodule crates that are vulnerable to command injection. Vulnerability Details CVEID:CVE-2026-40034 DESCRIPTION: gix-submodule before 0.29.0 gitoxide before 0.5.21, gix before 0.84.0...

Security Bulletin: Cargo in IBM Open SDK for Rust on AIX uses a vulnerable version of the cargo crate

Summary The cargo package manager in IBM Open SDK for Rust on AIX 1.92.0.2 and 1.94.0.0 ships a version of the cargo crate that incorrectly handles symlinks inside tar balls. Vulnerability Details CVEID:CVE-2026-5222 DESCRIPTION: Cargo between 1.68 and 1.96 incorrectly normalized the URLs of...

Security Bulletin: Cargo in IBM Open SDK for Rust on AIX uses a vulnerable version of the openssl crate

Summary The cargo package manager in IBM Open SDK for Rust on AIX 1.92.0.2 and 1.94.0.0 ships a version of the openssl crate that contains multiple vulnerabilities. Vulnerability Details CVEID:CVE-2026-42327 DESCRIPTION: rust-openssl provides OpenSSL bindings for the Rust programming language. Fr...

Security Bulletin: Cargo in IBM Open SDK for Rust on AIX uses a vulnerable version of gix-fs

Summary The cargo package manager in IBM Open SDK for Rust on AIX 1.92.0.2 and 1.94.0.0 uses version 0.19 of the gix-fs crate which is vulnerable to improper link resolution before file access. Vulnerability Details CVEID:CVE-2026-44471 DESCRIPTION: gitoxide is an implementation of git written in...

Multiple vulnerabilities impacts AIX due to cURL libcurl (CVE-2026-10536 CVE-2026-11856 CVE-2026-8286 CVE-2026-8458 CVE-2026-8924 CVE-2026-8927 CVE-2026-8932 CVE-2026-9547)

IBM SECURITY ADVISORY First Issued: Tue Jul 28 05:27:04 CDT 2026 The most recent version of this document is available here: https://aix.software.ibm.com/aix/efixes/security/curladvisory11.asc Security Bulletin: Multiple vulnerabilities impacts AIX due to cURL libcurl CVE-2026-10536,...

SUSE CVE-2026-64318

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

CVE-2026-64318

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

AZL-93713 CVE-2026-64318 affecting package kernel for versions less than 6.6.145.2-1

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

UBUNTU-CVE-2026-64318

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

CVE-2026-64318

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

CVE-2026-64318 partitions: aix: bound the pp_count scan to the ppe array

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

CVE-2026-64318

Summary (CVE-2026-64318) : In the Linux kernel, the partitions code for AIX on the PPC/IBM layout could read past the end of the ppe[] array. The function aix_partition() loads a fixed-size pvd and iterates up to the on-disk pp_count, which could exceed the allocated 1016 entries, leading to pote...

EUVD-2026-49030

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

PT-2026-64539

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the aix partition function where the system reads a physical volume descriptor into a fixed-size struct pvd and scans its physical-partition-extent array. The loop...

Security Bulletin: AIX is vulnerable to denial of service due to zlib (CVE-2026-27171)

Summary A vulnerability in zlib could allow a remote attacker to cause a denial of service CVE-2026-27171. AIX uses zlib as part of its data compression functions. Vulnerability Details CVEID:CVE-2026-27171 DESCRIPTION: zlib before 1.3.2 allows CPU consumption via crc32combine64 and...

Security Bulletin: Multiple vulnerabilities impact AIX due to OpenSSL

Summary Vulnerabilities in OpenSSL could cause denial of service CVE-2026-9076, CVE-2026-42767, CVE-2026-42766, heap buffer overflow CVE-2026-7383, crash and heap corruption CVE-2026-45447, forge authentication CVE-2026-45446, loss of confidentiality CVE-2026-45445, credential exposure...

AIX is vulnerable to denial of service due to zlib (CVE-2026-27171)

IBM SECURITY ADVISORY First Issued: Wed Jul 22 02:19:43 CDT 2026 The most recent version of this document is available here: https://aix.software.ibm.com/aix/efixes/security/zlibadvisory3.asc Security Bulletin: AIX is vulnerable to denial of service due to zlib CVE-2026-27171...

Security Bulletin: Multiple vulnerabilities in python affects AIX/VIOS.

Summary Integer overflow and use after may cause memory corruption and denial of service. Vulnerability Details CVEID:CVE-2026-56403 DESCRIPTION: libexpat before 2.8.2 has an integer overflow in storeAtts. CWE:CWE-190: Integer Overflow or Wraparound CVSS Source: NVD CVSS Base score: 6.9 CVSS...

Security Bulletin: Multiple vulnerabilities in Python affects AIX/VIOS.

Summary Integer overflow and use after may cause memory corruption and denial of service. Vulnerability Details CVEID:CVE-2026-56403 DESCRIPTION: libexpat before 2.8.2 has an integer overflow in storeAtts. CWE:CWE-190: Integer Overflow or Wraparound CVSS Source: NVD CVSS Base score: 6.9 CVSS...