OESA-2026-3466 libXfont2 security update

libXfont provides the core of the legacy X11 font system, handling the index files fonts.dir, fonts.alias, fonts.scale, the various font file formats, and rasterizing them. contains runtime library. Security Fixes: A flaw was found in the libXfont2 font-server client. This heap buffer overflow...

UAT-10147: Chinese-speaking adversary integrates agentic AI into post-compromise operations

Cisco Talos identified UAT-10147 targeting Windows and Linux web servers globally, impacting organizations in government, education, media, technology, and gaming sectors. The actor leveraged publicly disclosed vulnerabilities to gain initial access at scale. UAT-10147 integrated AI-driven toolin...

OESA-2026-3462 udisks2 security update

The Udisks project provides a daemon, tools and libraries to access and manipulate disks, storage devices and technologies. Security Fixes: A flaw was found in udisks2. A local attacker with an active console session can exploit insufficient authorization checking on the 'as-user' option in the...

OESA-2026-3461 udisks2 security update

The Udisks project provides a daemon, tools and libraries to access and manipulate disks, storage devices and technologies. Security Fixes: A flaw was found in udisks2. A local attacker with an active console session can exploit insufficient authorization checking on the 'as-user' option in the...

OESA-2026-3460 udisks2 security update

The Udisks project provides a daemon, tools and libraries to access and manipulate disks, storage devices and technologies. Security Fixes: A flaw was found in udisks2. A local attacker with an active console session can exploit insufficient authorization checking on the 'as-user' option in the...

OESA-2026-3453 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: cancel rfkillblock work in wiphyunregister There is a use-after-free error in cfg80211shutdownallinterfaces found by syzkaller: BUG: KASAN:...

OESA-2026-3452 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Prefer NLANULSTRING These attributes are evaluated as c-string passed to strcmp, but NLASTRING doesn't check for the presence of a \0 terminator. Eith...

OESA-2026-3442 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server written in Go. In versions prior to 1.14.3, the gRPC, QUIC, DoH, and DoH3 transport...

OESA-2026-3438 unbound security update

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS which allows clients to encrypt their communication. Unbound is available for most...

OESA-2026-3437 unbound security update

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS which allows clients to encrypt their communication. Unbound is available for most...

OESA-2026-3436 unbound security update

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS which allows clients to encrypt their communication. Unbound is available for most...

OESA-2026-3435 unbound security update

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS which allows clients to encrypt their communication. Unbound is available for most...

OESA-2026-3434 unbound security update

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS which allows clients to encrypt their communication. Unbound is available for most...

OESA-2026-3424 postgresql-17 security update

PostgreSQL client programs Security Fixes: Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the...

OESA-2026-3423 postgresql-17 security update

PostgreSQL client programs Security Fixes: Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs. This may execute arbitrary code as the...

OESA-2026-3422 postgresql security update

PostgreSQL is an advanced Object-Relational database management system DBMS. The base postgresql package contains the client programs that you'll need to access a PostgreSQL DBMS server, as well as HTML documentation for the whole system. These client programs can be located on the same machine a...

OESA-2026-3421 postgresql security update

PostgreSQL is an advanced Object-Relational database management system DBMS. The base postgresql package contains the client programs that you'll need to access a PostgreSQL DBMS server, as well as HTML documentation for the whole system. These client programs can be located on the same machine a...

OESA-2026-3420 postgresql security update

PostgreSQL is an advanced Object-Relational database management system DBMS. The base postgresql package contains the client programs that you'll need to access a PostgreSQL DBMS server, as well as HTML documentation for the whole system. These client programs can be located on the same machine a...

CVE-2026-18917

A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This flaw allows crafted values to bypass a size check, leading to an undersized memory buffer. Subsequently, real NUMA node data can overwrite this buffer...

EUVD-2026-63239

A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This flaw allows crafted values to bypass a size check, leading to an undersized memory buffer. Subsequently, real NUMA node data can overwrite this buffer...