kernel: smb: client: fix double-free in SMB2_close() replay

A flaw was found in the Linux kernel's Server Message Block SMB client. A vulnerability exists in the SMB2close replay mechanism where a response buffer can be freed twice. This double-free condition can lead to memory corruption, potentially resulting in a denial of service or the execution of...

kernel: rhashtable: clear stale iter->p on table restart

A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free, occurs in the rhashtable component when the system improperly handles hash table restarts. An attacker could potentially exploit this by causing the system to access memory that has already been released, which m...

kernel: net: bridge: stop fast-leave after deleting a port group

A flaw was found in the Linux kernel's network bridge module. When handling multicast fast-leave, a vulnerability exists where the system may attempt to access a port group after it has been deleted. This can occur if multicast-to-unicast was previously enabled and then disabled, leading to a sta...

kernel: net: mana: Fix TOCTOU double-fetch of hwc_msg_id from DMA buffer

A flaw was found in the Linux kernel's mana network driver. This Time-of-Check to Time-of-Use TOCTOU vulnerability allows a hardware component to modify a message identifier hwcmsgid in Direct Memory Access DMA memory after it has been validated but before it is used. This manipulation bypasses...

kernel: crypto: pcrypt - Fix handling of MAY_BACKLOG requests

A flaw was found in the Linux kernel's pcrypt component. This vulnerability involves how the system handles certain requests, specifically MAYBACKLOG requests, which can indicate a temporary busy state. If not properly managed, the system's processing of these requests could lead to resource...

kernel: inet: RAW sockets using IPPROTO_RAW MUST drop incoming ICMP

A flaw was found in the Linux kernel's handling of RAW sockets using IPPROTORAW. A remote attacker could send a specially crafted ICMP Internet Control Message Protocol packet. This malicious packet could set the protocol field to 255, causing it to be processed by a RAW socket configured for...

kernel: ipv6: mcast: Fix use-after-free when processing MLD queries

A flaw was found in the Linux kernel's IPv6 multicast mcast component. When processing Multicast Listener Discovery MLD queries, a pointer to the multicast group address is not correctly reloaded after certain packet manipulations. This can lead to a use-after-free vulnerability, potentially...

golang.org/x/image: golang.org/x/image: Denial of Service due to excessive memory allocation when parsing malicious font files

A flaw was found in golang.org/x/image. A remote attacker could exploit this vulnerability by providing a specially crafted font file. Parsing this malicious file can lead to excessive memory allocation, which may result in a Denial of Service DoS for the affected system...

github.com/gohugoio/hugo: Hugo: Stored Cross-Site Scripting via unescaped code-fence attribute values

A flaw was found in Hugo's default fenced-code-block renderer. This vulnerability allows a remote attacker to inject arbitrary script code into the rendered HTML by providing specially crafted input in the code-fence info string. Due to improper escaping of attribute values, a malicious quote can...

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: hugo: hugo-0.166.0-0.1.hum1 aarch64, x8664 hugo-0.166.0-0.1.hum1.src src...

hugo: github.com/gohugoio/hugo: Hugo: Server-Side Request Forgery (SSRF) leading to information disclosure.

A flaw was found in Hugo. The security.http.urls allowlist, which controls outbound fetches, does not adequately validate the destination address of URLs. This vulnerability allows a remote attacker to supply a specially crafted URL that resolves to internal network resources. As a result, the Hu...

Important: Red Hat Security Advisory: ansible-core security update

An update for ansible-core is now available for Red Hat Enterprise Linux 8. 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 each vulnerability...

ansible-core: argument injection in ansible-galaxy role install leads to arbitrary code execution

A flaw was found in ansible-core. The ansible-galaxy role install command processes dependency specifications from a role's meta/requirements.yml file. Due to improper neutralization of argument delimiters, a malicious role author can inject arbitrary git configuration flags through the src field...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 9. 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 each vulnerability fr...

Important: Red Hat Security Advisory: python3.12-lxml security update

An update for python3.12-lxml is now available for Red Hat Enterprise Linux 9. 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 each vulnerabilit...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

Critical: Red Hat Security Advisory: Updated Container Images: HawtIO 4.4.1 for Red Hat build of Apache Camel 4 Release and security update.

Updated container images are now available The container images have been updated to address the following security advisory: RHSA-2026:42952 see References Users of container images are advised to upgrade to these updated images, which contain backported patches to correct these security issues,...

Important: Red Hat Security Advisory: perl-DBI security update

An update for perl-DBI is now available for Red Hat Enterprise Linux 9. 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 each vulnerability from...

DBI: Incomplete fix for CVE-2026-14380 DBI: Arbitrary code execution via caller-influenced Profile attribute

A flaw was found in DBI. This is a fix for a partial fix for CVE-2026-14380 for RHEL 9.8.z and 10.2.z. For a detailed Statement, Description and Mitigation please reffer to the original https://access.redhat.com/security/cve/cve-2026-19546...

Moderate: 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: rabbitmq-server4.3: rabbitmq-server4.3-4.3.5-1.1.hum1 aarch64, x8664 rabbitmq-server4.3-4.3.5-1.1.hum1.src src Security Fixes: rabbitmq-server4.3: CVE-2026-43971...

cowlib: cowlib: Link header smuggling allows out-of-band connections to attacker-controlled origins

A flaw was found in ninenines cowlib. This vulnerability, due to improper encoding or escaping of output, allows an attacker to perform Link header directive smuggling. By manipulating the target URI, 'rel' value, or attribute keys in applications that process Link headers through cowlib, a remot...

github.com/go-git/go-git: github.com/go-git/go-git/v5: go-git: Unauthorized file modification via directory traversal in reference names

A flaw was found in go-git, an extensible Git implementation library. Maliciously crafted reference names, which can contain directory-traversal sequences, are not properly sanitized. This vulnerability allows an attacker to write files outside of the intended reference storage directory,...

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: kube-state-metrics: kube-state-metrics-2.20.0-0.2.hum1 aarch64, x8664 kube-state-metrics-2.20.0-0.2.hum1.src src Security Fixes: kube-state-metrics: CVE-2026-71556...

github.com/go-git/go-git/v5: go-git: Arbitrary file read/write via symbolic link resolution

A flaw was found in go-git, an extensible Git implementation library. Worktree operations, such as checkout, status, and add, resolve symbolic links within the working tree without proper boundary confinement. This allows a remote attacker to craft a malicious repository containing a symlink,...

Important: Red Hat Security Advisory: Red Hat Quay 3.10.26

Red Hat Quay 3.10.26 is now available with bug fixes. Quay 3.10.26...

Important: Red Hat Security Advisory: osbuild-composer security update

An update for osbuild-composer is now available for Red Hat Enterprise Linux 8. 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 each vulnerabili...

encoding/xml: golang: Go: Denial of Service via XML decoding recursion depth issue

A flaw was found in the encoding/xml package of Go. The DecodeElement function failed to correctly track recursion depth, which could lead to stack exhaustion. A remote attacker could exploit this vulnerability by providing a specially crafted XML input, resulting in a Denial of Service DoS for t...

encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal

A flaw was found in the encoding/asn1 package in Go. An attacker could provide a specially crafted, deeply-nested Abstract Syntax Notation One ASN.1 structure, leading to excessive recursion during the Unmarshal operation. This could result in stack exhaustion and a Denial of Service DoS conditio...

net/mail: golang: Go net/mail: Denial of Service via crafted email inputs

A flaw was found in the net/mail package of the Go programming language. An attacker could provide specially crafted inputs to the ParseAddress, ParseAddressList, or ParseDate functions. This could lead to excessive consumption of CPU and memory resources, resulting in a Denial of Service DoS for...

net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution

A flaw was found in net/url, a component of golang. This vulnerability arises when resolving relative paths that contain numerous parent directory '..' segments. A remote attacker could exploit this by providing a specially crafted path, leading to quadratic time complexity and excessive memory...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

golang-fips: Golang FIPS zeroed buffer

A vulnerability was found in Golang FIPS OpenSSL. This flaw allows a malicious user to randomly cause an uninitialized buffer length variable with a zeroed buffer to be returned in FIPS mode. It may also be possible to force a false positive match between non-equal hashes when comparing a trusted...

golang: net/http: net/http: sensitive headers incorrectly sent after cross-domain redirect

A flaw was found in the net/http package of the Golang standard library. The HTTP client drops sensitive headers after following a cross-domain redirect. For example, a request to a.com/ containing an Authorization header redirected to b.com/ will not send that header to b.com. However, the...

net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service

A flaw was found in the net/http component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the ReadHeaderTimeout is not correctly applied during this process. This...

golang.org/x/net/idna: golang: net/http: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing

A flaw was found in golang.org/x/net/idna. ToASCII and ToUnicode incorrectly accept Punycode-encoded labels that decode to an ASCII-only hostname for example, xn--example-.com returns example.com instead of an error. Applications that validate the ASCII form then convert to Unicode may grant acce...

html/template: golang: Go html/template: Cross-Site Scripting via pathological input

A flaw was found in the html/template component of Go golang. Pathological inputs could prematurely close an unescaped forward slash '/', allowing an attacker to inject arbitrary content. This could lead to Cross-Site Scripting XSS, where malicious scripts are executed in a user's browser,...

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: rust: cargo-1.98.1-1.hum1 aarch64, x8664 clippy-1.98.1-1.hum1 aarch64, x8664 rust-1.98.1-1.hum1 aarch64, x8664 rust-analyzer-1.98.1-1.hum1 aarch64, x8664 rust-debugger-common-1.98.1-1.hum1 noarch...

rustls-webpki: rustls-webpki: Denial of Service via crafted Certificate Revocation List

A flaw was found in rustls-webpki. A remote attacker, by influencing an application to parse a specially crafted Certificate Revocation List CRL that contains an empty onlySomeReasons value in its issuingDistributionPoint extension, could trigger a panic. This vulnerability leads to a denial of...

virtuoso-opensource: Openlink Virtuoso-opensource: Denial of Service via crafted SQL statements

A flaw was found in openlink virtuoso-opensource. This vulnerability allows an attacker to cause a Denial of Service DoS, meaning the service becomes unavailable to legitimate users. This can be achieved by sending specially crafted SQL statements to the sqlonaturaljoincond component, disrupting...

Important: Red Hat Security Advisory: virtuoso-opensource security update

An update for virtuoso-opensource is now available for Red Hat Enterprise Linux 7 Extended Lifecycle 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...

qt: Qt: Denial of Service via out-of-bounds read in text codec handling

A flaw was found in Qt, a popular software development framework. This vulnerability, an out-of-bounds read, occurs in the QTextCodec::codecForName function when it processes specially crafted input that is not properly terminated. An attacker could exploit this to cause the application to select...

Important: Red Hat Security Advisory: qt5-qtbase security update

An update for qt5-qtbase is now available for Red Hat Enterprise Linux 9. 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 each vulnerability fro...

kernel: smb: client: validate DFS referral PathConsumed

A flaw was found in the Linux kernel's Server Message Block SMB client. A remote attacker could send a specially crafted SMB response containing a malformed Distributed File System DFS referral. This could cause the PathConsumed value to exceed the search name length, leading to an out-of-bounds...

kernel: rhashtable: clear stale iter->p on table restart

A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free, occurs in the rhashtable component when the system improperly handles hash table restarts. An attacker could potentially exploit this by causing the system to access memory that has already been released, which m...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8. 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 each vulnerability from th...

kernel: nvmet-rdma: handle inline data with a nonzero offset

A flaw was found in the nvmet-rdma component of the Linux kernel. This vulnerability arises from incorrect handling of inline data with a non-zero offset, which can lead to an integer underflow. An attacker could exploit this to cause the system to read beyond its allocated memory, potentially...

kernel: netfilter: conntrack: remove sprintf usage

A flaw was found in the Linux kernel's netfilter conntrack module. This vulnerability arises from the use of sprintf and insufficient buffer sizing in the manglecontentlen function, which can lead to a stack-out-of-bounds write. An attacker could potentially exploit this memory corruption issue t...

kernel: netfilter: synproxy: refresh tcphdr after skb_ensure_writable

A flaw was found in the Linux kernel's netfilter synproxy module. When handling TCP timestamp options, a stale pointer can be used after memory reallocation. This can result in memory corruption, where data is written to a freed memory area, or lead to packets being sent with an incorrect checksu...

kernel: crypto: pcrypt - Fix handling of MAY_BACKLOG requests

A flaw was found in the Linux kernel's pcrypt component. This vulnerability involves how the system handles certain requests, specifically MAYBACKLOG requests, which can indicate a temporary busy state. If not properly managed, the system's processing of these requests could lead to resource...