Security Bulletin: Multiple security vulnerabilities addressed with IBM Business Automation Workflow cumulative fixes May 2026

Summary In addition to updating many operating system level packages, the following security vulnerabilities are addressed with IBM Business Automation Workflow cumulative fixes. Vulnerability Details CVEID:CVE-2025-12183 DESCRIPTION: Out-of-bounds memory operations in org.lz4:lz4-java 1.8.0 and...

OESA-2026-2504 rsync security update

Rsync is an open source utility that provides fast incremental file transfer. It uses the "rsync algorithm" which provides a very fast method for bringing remote files into sync. It does this by sending just the differences in the files across the link, without requiring that both sets of files a...

SUSE CVE-2026-46209

In the Linux kernel, the following vulnerability has been resolved: drm/gem: Fix inconsistent plane dimension calculation in drmgemfbinitwithfuncs drmgemfbinitwithfuncs computes sub-sampled plane dimensions using plain integer division: unsigned int width = modecmd-width / i ? info-hsub : 1;...

RockyLinux 8 : dnsmasq (RLSA-2026:20589)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:20589 advisory. dnsmasq: dnsmasq: heap buffer overflow in cache via NAMEESCAPE expansion CVE-2026-2291 dnsmasq: NSEC bitmap parsing infinite loop CVE-2026-4890 dnsmasq:...

RLSA-2026:19358 Moderate: freerdp security update

FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fixes: freerdp: FreeRDP: Denial of service due to use-after-free vulnerability...

EUVD-2026-32772

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rxhashkeylen Sashiko points out that rxhashkeylen comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds check it so the memcpy cannot overflow...

CVE-2026-46145 RDMA/mana: Validate rx_hash_key_len

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rxhashkeylen Sashiko points out that rxhashkeylen comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds check it so the memcpy cannot overflow...

CVE-2026-45990

In the Linux kernel, the following vulnerability has been resolved: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 "mm/slub: allow to set node and align in kvrealloc" introduced the ability to force a reallocation if the original object does not satisfy new alignment or NUMA nod...

SUSE-SU-2026:2085-1 Security update for postgresql15

This update for postgresql15 fixes the following issues Security issues: - CVE-2026-6472: ensure the user has CREATE privilege on the schema specified bsc1265172. - CVE-2026-6473: integer overflows in memory-allocation calculations bsc1265173. - CVE-2026-6474: Guard against malicious time zone...

archive-tar-new 安全漏洞

archive-tar-new is a Perl module developed by Jos Boumans, used for creating and manipulating tar files in memory. Versions of archive-tar-new prior to version 3.10 contained security vulnerabilities. These vulnerabilities stemmed from the readtar function, which did not set an upper limit when...

SUSE SLES15 Security Update : nginx (SUSE-SU-2026:2050-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2050-1 advisory. This update for nginx fixes the following issues - CVE-2026-27651: denial of service via undisclosed requests when the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: spi: spi-qpic-snand: reallocation of BAM transactions When using the mtdnandbiterrs module to test the driver, occasional issues arise, such as the following: 1. The swiotlb mapping fails with the following message: 85.926216...

Astra Linux – Vulnerability in net-snmp

Net-SNMP provides various tools related to the Simple Network Management Protocol. Prior to version 5.9.2, a buffer overflow in the handling of the INDEX in NET-SNMP-VACM-MIB could lead to an out-of-bounds memory access. A user with read-only credentials could exploit this issue. Version 5.9.2...

Astra Linux - уязвимость в u-boot

In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy to overwrite a very large amount of data including the entire stack, while reading a crafted ext4 filesystem...

Astra Linux – Vulnerability in Redis

Redis is an in-memory database that persists data on disk. Redis improperly handles the resizing of memory buffers, which can lead to integer overflows. This can, in turn, cause heap overflows and potentially allow for remote code execution. This issue has been fixed in versions 7.0.15 and 7.2.4...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: init/main.c: Fixed a potential memory overflow issue with staticcommandline. We allocated memory of size ‘xlen + strlenbootcommandline + 1 for staticcommandline. However, the strings copied into staticcommandline were actually...

Astra Linux – Vulnerability in Redis

Redis is an in-memory database that persists data on disk.Authenticated users who execute specially crafted SETRANGE and SORTRO commands can trigger an integer overflow, causing Redis to attempt to allocate an impossible amount of memory and result in a Memory Out of Control OOM panic. This issue...

RHEL 10 : kernel (RHSA-2026:19569)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19569 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: afcan: do not leave a...

OpenTelemetry eBPF Instrumentation: Log enricher writev path can overread and overwrite user buffers

Summary OBI's log enricher mishandles writev buffers by reading only the first iovec entry but using the total ioviter.count as the copy length. When log injection is enabled, a crafted multi-segment writev call can make OBI read and overwrite memory beyond the first segment. Details In...

Security update for postgresql18

This update for postgresql18 fixes the following issues Update to version 18.4. Security issues: CVE-2026-6472: ensure the user has CREATE privilege on the schema specified bsc1265172. CVE-2026-6473: integer overflows in memory-allocation calculations bsc1265173. CVE-2026-6474: Guard against...