kernel: ima: don't clear IMA_DIGSIG flag when setting or removing non-IMA xattr

In the Linux kernel, the following vulnerability has been resolved: ima: don't clear IMADIGSIG flag when setting or removing non-IMA xattr Currently when both IMA and EVM are in fix mode, the IMA signature will be reset to IMA hash if a program first stores IMA signature in security.ima and then...

kernel: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock

A flaw was found in the Linux kernel's futex Fast Userspace Mutex requeue mechanism. When a non-top waiter attempts to requeue a Priority Inheritance PI futex it already owns, a NULL pointer dereference can occur. This issue, specifically within the removewaiter function during a self-deadlock...

coreutils: GNU coreutils unexpand: Denial of Service via crafted tab stop values

A flaw was found in GNU coreutils, specifically in the unexpand utility. This vulnerability, a heap-based buffer overflow, occurs due to an integer overflow when unexpand processes unusually large tab stop values provided by a local attacker. This can lead to an undersized memory buffer, allowing...

Moderate: 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: coreutils: coreutils-9.11-5.hum1 aarch64, x8664 coreutils-common-9.11-5.hum1 aarch64, x8664 coreutils-single-9.11-5.hum1 aarch64, x8664 coreutils-9.11-5.hum1.src src...

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: dracut: dracut-109-7.hum1 aarch64, x8664 dracut-caps-109-7.hum1 aarch64, x8664 dracut-config-generic-109-7.hum1 aarch64, x8664 dracut-config-rescue-109-7.hum1 aarch64, x8664 dracut-live-109-7.hum...

dracut: dracut: Root code execution via DHCP options command injection in NetworkManager initrd module

A flaw was found in dracut. A remote attacker on the adjacent network can exploit this vulnerability by providing specially crafted DHCP options, such as a malicious root-path, next-server, or bootfile name, to a system using dracut's NetworkManager-based initrd network module. These options are...

Moderate: 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: alsa-lib: alsa-lib-1.2.16.1-2.hum1 aarch64, x8664 alsa-lib-devel-1.2.16.1-2.hum1 aarch64, x8664 alsa-topology-1.2.16.1-2.hum1 noarch alsa-ucm-1.2.16.1-2.hum1 noarch alsa-lib-1.2.16.1-2.hum1.src s...

alsa-lib: ALSA library: Double-free vulnerability leading to memory corruption

A flaw was found in the ALSA Advanced Linux Sound Architecture library. This double-free vulnerability, located in the parsedef function, allows a local attacker to corrupt memory by providing specially crafted ALSA configuration text. When processing nested configuration blocks, the library...

kernel: rtmutex: Use waiter::task instead of current in remove_waiter()

A flaw was found in the Linux kernel. When the kernel's real-time mutex rtmutex component performs a specific operation called 'proxy-lock rollback' during futex requeue, it incorrectly handles task pointers. This can lead to a 'Use-After-Free' UAF vulnerability, where the system attempts to use...

kernel: XFS data corruption using reflink

A flaw was found in the XFS filesystem. A race condition in the copy-on-write mechanism for reflinked files can cause writes to bypass the copy-on-write process and modify shared data blocks directly. As a result, data intended for a private copy may be written to the original shared location,...

Important: Red Hat Security Advisory: kernel update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock

A flaw was found in the Linux kernel's futex Fast Userspace Mutex requeue mechanism. When a non-top waiter attempts to requeue a Priority Inheritance PI futex it already owns, a NULL pointer dereference can occur. This issue, specifically within the removewaiter function during a self-deadlock...

php: ext/openssl: memory corruption in openssl_encrypt with AES-WRAP-PAD

A flaw was found in the OpenSSL extension of PHP. The AES-WRAP-PAD algorithm implementation uses the size of the plaintext length without accounting for the RFC 5649 expansion to allocate the output buffer for the AES key-wrap-with-padding operation. This may lead to an undersized memory allocati...

Low: Red Hat Security Advisory: php:8.2 security, bug fix, and enhancement update

An update for the php:8.2 module is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

libexpat: libexpat: Arbitrary Code Execution via integer overflow in addBinding

A flaw was found in libexpat. This vulnerability, an integer overflow in the addBinding function, could allow a local attacker to execute arbitrary code. By exploiting this, an attacker could gain control over the affected system, compromising its confidentiality and integrity...

libexpat: libexpat: Use-after-free vulnerability due to insufficient handler call depth tracking

A use-after-free vulnerability in libexpat occurs because handler call depth isn't properly tracked when XMLResumeParser is invoked during policy violations. This flaw can lead to information disclosure, data corruption, or denial of service...

libexpat: libexpat: Arbitrary code execution due to integer overflow

An integer overflow exists in libexpat's doProlog function due to improper handling of entity value lengths. A local attacker could exploit this to execute arbitrary code or access sensitive system data...

Moderate: 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: expat: expat-2.8.2-1.1.hum1 aarch64, x8664 expat-devel-2.8.2-1.1.hum1 aarch64, x8664 expat-static-2.8.2-1.1.hum1 aarch64, x8664 expat-2.8.2-1.1.hum1.src src...

GDBusServer: glib2: GDBusServer pre-authentication DoS via unbounded SASL line buffering

A denial-of-service and resource exhaustion vulnerability exists within the GDBus component of GLib. The gdbusauth authentication mechanism fails to enforce proper length limitations on data lines read from a client. An unauthenticated local or remote attacker can exploit this lack of input...

Moderate: 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: glib2: glib2-2.89.1-1.2.hum1 aarch64, x8664 glib2-devel-2.89.1-1.2.hum1 aarch64, x8664 glib2-doc-2.89.1-1.2.hum1 aarch64, x8664 glib2-static-2.89.1-1.2.hum1 aarch64, x8664...

js-yaml: js-yaml: Denial of Service via crafted YAML documents

A flaw was found in js-yaml, a JavaScript YAML parser and dumper. A remote attacker could exploit this vulnerability by providing a specially crafted YAML document containing a chain of mappings with merge keys. This could cause the parser to consume excessive CPU resources, leading to a Denial o...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: dotnet8.0: aspnetcore-runtime-8.0-8.0.28-1.2.hum1 aarch64, x8664 aspnetcore-runtime-dbg-8.0-8.0.28-1.2.hum1 aarch64, x8664 aspnetcore-targeting-pack-8.0-8.0.28-1.2.hum1 aarch64, x8664...

decompress: @xhmikosr/decompress: Decompress: Arbitrary file read/write via crafted archive extraction

A flaw was found in the decompress package for Node.js. A remote attacker can exploit this vulnerability by crafting a malicious archive. When the archive is extracted, it can create files and links outside the intended directory, leading to unauthorized reading or writing of files. This is due t...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: ruby3.3: ruby3.3-3.3.10-23.4.hum1 aarch64, x8664 ruby3.3-bundled-gems-3.3.10-23.4.hum1 aarch64, x8664 ruby3.3-default-gems-3.3.10-23.4.hum1 noarch ruby3.3-devel-3.3.10-23.4.hum1 aarch64, x8664...

net-imap: Net::IMAP: Arbitrary IMAP command injection via CRLF sequences in unvalidated input

A flaw was found in Net::IMAP before 0.4.24, 0.5.14, and 0.6.4. Several commands accept raw string arguments sent to the server without validation or escaping; if derived from user-controlled input, CRLF sequences allow injection of arbitrary IMAP commands...

net-imap: rubygem-net-imap: Net::IMAP: Denial of Service via malformed command input

A flaw was found in Net::IMAP, a Ruby client library for the Internet Message Access Protocol IMAP. This vulnerability allows a remote attacker to cause a denial of service by sending specially crafted input to certain Net::IMAP commands. When a raw string argument, derived from user-controlled...

net-imap: Net::IMAP: Command injection via non-synchronizing literals

A flaw was found in Net::IMAP, a Ruby library that provides Internet Message Access Protocol IMAP client functionality. This vulnerability allows a remote attacker to inject arbitrary IMAP commands. This is possible when an IMAP server does not support non-synchronizing literals, leading to the...

ruby/net-imap: ruby: Net::IMAP: IMAP Command Injection via Symbol Arguments

A flaw was found in Net::IMAP, a Ruby library that provides Internet Message Access Protocol IMAP client functionality. This vulnerability allows a remote attacker to inject arbitrary IMAP commands. This is achieved by passing specially crafted symbol arguments to IMAP commands. Successful...

Important: Red Hat Security Advisory: Red Hat Quay 3.9.24

Red Hat Quay 3.9.24 is now available with bug fixes. Quay 3.9.24...

pyasn1: python-pyasn1: pyasn1: Denial of Service via crafted ASN.1 OBJECT IDENTIFIER

A flaw was found in pyasn1, a Python library for Abstract Syntax Notation One ASN.1. The BER, CER, and DER decoders process OBJECT IDENTIFIER and RELATIVE-OID values in quadratic time relative to the number of arcs. A remote attacker could exploit this by providing a specially crafted payload...

python-pyasn1: pyasn1: Denial of Service via crafted BER input

A flaw was found in pyasn1, a generic ASN.1 library for Python. The Basic Encoding Rules BER decoder, used by CER and DER codecs, processes long-form tags by accumulating continuation octets without an upper bound. A remote attacker can exploit this by providing a specially crafted input, leading...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: jaeger: jaeger-2.19.0-1.1.hum1 aarch64, x8664 jaeger-2.19.0-1.1.hum1.src src Security Fixes: jaeger: CVE-2026-59884 CVE-2026-59885...

github.com/quic-go/quic-go: quic-go: Denial of Service via excessive memory allocation in HTTP/3 trailers

A flaw was found in quic-go, an implementation of the QUIC protocol in Go. A remote attacker can exploit this by sending specially crafted HTTP/3 trailer fields. This can cause the system to allocate excessive memory, leading to a denial-of-service DoS condition where the affected server or clien...

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: caddy: caddy-2.11.4-0.2.hum1 aarch64, x8664 caddy-2.11.4-0.2.hum1.src src...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.11.10 security update

Red Hat Advanced Cluster Management for Kubernetes 2.11 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. Red Hat Advanced Cluster Management for Kubernetes 2.11 images Red Hat Advanced Cluster Management for Kubernetes provides...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

kernel: rtmutex: Use waiter::task instead of current in remove_waiter()

A flaw was found in the Linux kernel. When the kernel's real-time mutex rtmutex component performs a specific operation called 'proxy-lock rollback' during futex requeue, it incorrectly handles task pointers. This can lead to a 'Use-After-Free' UAF vulnerability, where the system attempts to use...

kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected role

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM x86 shadow paging mechanism. This vulnerability occurs when a host page directory entry PDE mapping is changed from within the guest, leading to an unexpected role mismatch in shadow paging. This mismatch can cause a...

kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN

A flaw was found in the Linux kernel's KVM Kernel-based Virtual Machine x86 shadow paging mechanism. This use-after-free vulnerability arises from incorrect handling of Guest Frame Numbers GFNs when guest page tables are modified. A local attacker with control over a guest virtual machine could...

kernel: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock

A flaw was found in the Linux kernel's futex Fast Userspace Mutex requeue mechanism. When a non-top waiter attempts to requeue a Priority Inheritance PI futex it already owns, a NULL pointer dereference can occur. This issue, specifically within the removewaiter function during a self-deadlock...

kernel: netfilter: nf_conntrack_helper: pass helper to expect cleanup

A flaw was found in the Linux kernel's netfilter subsystem, specifically within the nfconntrackhelper. When a connection tracking helper is unregistered, its associated expectations are not properly cleaned up. This oversight can lead to a use-after-free vulnerability, where the system attempts t...

Important: Red Hat Security Advisory: multicluster engine for Kubernetes v2.6.12 security update

The multicluster engine for Kubernetes 2.6 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. The multicluster engine for Kubernetes v2.6 images The multicluster engine for Kubernetes provides the foundational components that are...

Important: Red Hat Security Advisory: Red Hat Edge Manager Version 1.1.3 Security Update

Red Hat Edge Manager Version 1.1.3 Security Update Red Hat Edge Manager RHEM provides simple, scalable, and security-focused management of edge devices and applications. It supports image-mode RHEL and container workloads that run on Podman/Docker or Kubernetes. RHEM is now available as a...

kernel: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock

A flaw was found in the Linux kernel's futex Fast Userspace Mutex requeue mechanism. When a non-top waiter attempts to requeue a Priority Inheritance PI futex it already owns, a NULL pointer dereference can occur. This issue, specifically within the removewaiter function during a self-deadlock...

kernel: drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs()

A flaw was found in the Linux kernel's Direct Rendering Manager DRM Graphics Execution Manager GEM component. This vulnerability arises from an inconsistent calculation of plane dimensions, which can lead to incorrect memory allocation checks. A local attacker could exploit this by creating a...

kernel: nvmet-tcp: fix race between ICReq handling and queue teardown

A flaw was found in the Linux kernel's NVMe over TCP nvmet-tcp implementation. A race condition exists between the handling of an Initialization Connection Request ICReq and the teardown of a queue. A remote attacker, by sending an ICReq and immediately closing the connection, could trigger a...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

kernel: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path

A flaw was found in the Linux kernel, specifically within the RDMA Remote Direct Memory Access vmwpvrdma module. This vulnerability is a double free, which means the system attempts to release the same memory resource twice. This can occur in an error handling path within the pvrdmaallocucontext...

kernel: netfilter: nf_conntrack_helper: pass helper to expect cleanup

A flaw was found in the Linux kernel's netfilter subsystem, specifically within the nfconntrackhelper. When a connection tracking helper is unregistered, its associated expectations are not properly cleaned up. This oversight can lead to a use-after-free vulnerability, where the system attempts t...

kernel: net: sched: act_csum: validate nested VLAN headers

A flaw was found in the Linux kernel's network scheduler component. A remote attacker could send specially crafted network packets containing nested Virtual Local Area Network VLAN headers. This could cause the kernel to read beyond allocated memory, leading to a system crash and a denial of...