Ubuntu Pro Realtime 22.04 LTS : Linux kernel (Intel IoTG Real-time) vulnerabilities (USN-8164-1)

The remote Ubuntu Pro Realtime 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8164-1 advisory. Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker coul...

Ubuntu 24.04 LTS : Linux kernel (Azure FIPS) vulnerabilities (USN-8165-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8165-1 advisory. Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-8159-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8159-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

CVE-2026-40396

Varnish Cache 9 before 9.0.1 allows a "workspace overflow" denial of service daemon panic after timeoutlinger. A malicious client could send an HTTP/1 request, wait long enough until the session releases its worker thread timeoutlinger and resume traffic before the session is closed timeoutidle...

OSV-2026-563 UNKNOWN READ in bfd_getl32

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501547869 Crash type: UNKNOWN READ Crash state: bfdgetl32 m32relflo16reloc bfdperformrelocation...

Exploit for Improper Handling of Exceptional Conditions in Apache Struts

Attacker Lab: CVE-2017-5638 & CVE-2021-41773 A 7-host Docker-...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: qt5: qt5-filesystem-5.15.18-2.1.hum1 aarch64, x8664 qt5-rpm-macros-5.15.18-2.1.hum1 noarch qt5-srpm-macros-5.15.18-2.1.hum1 noarch qt5-5.15.18-2.1.hum1.src src...

Wasmtime with Winch compiler backend on aarch64 may allow a sandbox-escaping memory access

Impact Wasmtime with its Winch baseline non-default compiler backend may allow properly constructed guest Wasm to access host memory outside of its linear-memory sandbox. This vulnerability requires use of the Winch compiler -Ccompiler=winch. By default, Wasmtime uses its Cranelift backend, not...

USN-8164-1 linux-intel-iot-realtime vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

USN-8145-4 linux-hwe vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Cryptographic API; - UDF file system; - NFC subsystem; - Network traffic control;...

CVE-2026-34944

A flaw was found in Wasmtime, a runtime for WebAssembly. On x86-64 platforms with SSE3 disabled, Wasmtime's Cranelift compiler backend may load additional data beyond the intended memory boundary when compiling the 'f64x2.splat' WebAssembly instruction. This out-of-bounds read can lead to a Denia...

USN-8162-1: Linux kernel (NVIDIA Tegra) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Cryptographic API; - Drivers core; - Bluetooth drivers; - DMA engine...

EUVD-2026-21023

Wasmtime segfault or unused out-of-sandbox load with f64x2.splat operator on x86-64...

glibc: nscd client crash on x86_64 under high nscd load

A flaw was found in glibc. When calling NSS-backed functions that support caching via nscd, the nscd client under high load on x8664 systems may call the memcmp function on inputs that are concurrently modified by other processes or threads, causing a crash and resulting in a denial of service...

OPENSUSE-SU-2026:20803-1 Security update for patterns-glibc-hwcaps

This update for patterns-glibc-hwcaps fixes the following issues: The pattern is moved from PackageHub to regular SLES. It requires packages for the x8664 v3 architecture and is automatically pulled in when this architecture is present. These packages are optimized for the x8664 v3 architecture t...

PT-2026-31688

Name of the Vulnerable Software and Affected Versions Wasmtime versions 32.0.0 through 36.0.6, 42.0.2, and 43.0.1 Description Wasmtime's Cranelift compilation backend has a flaw on aarch64 architectures when handling specific heap access patterns. This can lead to incorrect address calculations,...

USN-8159-3: Linux kernel (Real-time) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Cryptographic API; - Netfilter; - Network traffic control; CVE-2025-37849, CVE-2026-23060,...

USN-8159-3 linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Cryptographic API; - Netfilter; - Network traffic control; CVE-2025-37849, CVE-2026-23060,...

USN-8159-2 linux-fips, linux-aws-fips, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Cryptographic API; - Netfilter; - Network traffic control; CVE-2025-37849, CVE-2026-23060,...

USN-8159-1 linux, linux-aws, linux-aws-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop, linux-ibm, linux-ibm-5.15, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-igx, linux-oracle, linux-oracle-5.15, linux-raspi, linux-xilinx-zynqmp vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Cryptographic API; - Netfilter; - Network traffic control; CVE-2025-37849, CVE-2026-23060,...