131730 matches found
bind: BIND: DNS cache poisoning via malformed zone insertion
A flaw was found in BIND, a widely used Domain Name System DNS software. A remote attacker could exploit this by introducing a specially crafted, malformed DNS zone into an authoritative BIND server. This action could cause the server to incorrectly delegate authority for parts of its own...
bind: BIND: Denial of Service via TKEY query with specific configuration
A flaw was found in BIND. A remote attacker can exploit this vulnerability by sending a specially crafted TKEY query to a BIND server configured without a global 'options' block in its 'named.conf' file. This can lead to an assertion failure, causing the BIND program to unexpectedly terminate. Th...
bind9: bind: BIND 9: DNSSEC bypass via NSEC3 insecure-referral proof
A flaw was found in BIND 9. A remote attacker could exploit a vulnerability where a validly signed NSEC3 record from an unrelated DNS zone might be accepted as proof of insecurity. This could downgrade a secure delegation, allowing forged unsigned DNS answers to be accepted by the resolver,...
bind: BIND: Unauthorized zone content updates via unauthenticated IXFR deltas
A flaw was found in bind. A remote attacker without a valid TSIG Transaction Signature can send unauthorized zone contents to a secondary server during a multi-message TCP IXFR Incremental Zone Transfer. The named process may apply this unauthenticated data before the TSIG signature is verified. ...
bind: BIND: Denial of Service via crafted DNSSEC reply
A flaw was found in BIND. A remote attacker, by sending a specially crafted DNSSEC-signed authoritative zone reply, can trigger an unexpected program exit in the validating resolver. This can lead to a Denial of Service DoS for the affected BIND resolver...
bind: BIND 9: Denial of Service via crafted query responses
A flaw was found in BIND 9. A remote attacker could send multiple copies of a single record in a query response to the named service. This could lead to increased memory usage in the negative cache, potentially causing a Denial of Service DoS due to memory exhaustion...
bind: BIND: Denial of Service via invalid DNSSEC records
A flaw was found in BIND, a widely used Domain Name System DNS software. A remote attacker could exploit this vulnerability by sending a large number of specially crafted, invalid DNSSEC Domain Name System Security Extensions records to a BIND recursive resolver. This could lead to excessive...
bind: BIND: Remote Denial of Service via crafted DNS-over-HTTPS request
A flaw was found in BIND, a widely used Domain Name System DNS software. A remote attacker can exploit this vulnerability by sending a specially crafted DNS-over-HTTPS DoH request containing an invalid SIG0 record. This action, combined with prematurely closing the connection, can cause the named...
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: bind: bind-9.20.29-0.1.hum1 aarch64, x8664 bind-chroot-9.20.29-0.1.hum1 aarch64, x8664 bind-devel-9.20.29-0.1.hum1 aarch64, x8664 bind-dnssec-utils-9.20.29-0.1.hum1 aarch64, x8664...
bind: BIND: Denial of Service via malformed DNS64 responses
A flaw was found in BIND. When a resolver is configured to use DNS64, a specially crafted, malformed answer from an authoritative server can cause the named process to exit unexpectedly. This can lead to a Denial of Service DoS for clients relying on the affected resolver...
bind9: bind: BIND 9: Denial of Service via crafted DNSSEC responses
A flaw was found in BIND 9. A remote attacker can cause a named resolver to stop functioning Denial of Service by inducing the victim resolver to send multiple queries for a DNSSEC-signed zone. If the attacker's authoritative server responds with a specific sequence of crafted answers that arrive...
bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling
A flaw was found in bind9's named component. A remote attacker, by sending a specially crafted DNS negative answer of exactly 65536 bytes from an authoritative server, can cause a 16-bit length truncation. This results in a zero-byte negative cache entry. When named attempts to read this invalid...
bind: BIND resolver: Denial of Service due to resource exhaustion in SVCB/HTTPS AliasMode processing
A flaw was found in the BIND resolver. A remote attacker could exploit a vulnerability in the processing of SVCB/HTTPS AliasMode records that reference numerous ServiceMode records. This could lead to the resolver failing to properly release internal resources, causing resource exhaustion. Repeat...
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: opentelemetry-collector: opentelemetry-collector-0.161.0-0.1.hum1 aarch64, x8664 opentelemetry-collector-0.161.0-0.1.hum1.src src...
go.opentelemetry.io/otel/sdk/log: OpenTelemetry-Go: Denial of Service via attacker-driven log emission
A flaw was found in the OpenTelemetry-Go BatchingProcessor component. A remote attacker can exploit this by sending a high volume of log emissions, which can fill the asynchronous export buffer. This causes the processor to enter a tight CPU loop, repeatedly retrying to export logs without proper...
kernel: scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd()
A flaw was found in the Linux kernel's iSCSI Internet Small Computer System Interface target subsystem. This vulnerability involves a buffer overread and a double-free error when processing iSCSI Text commands. A remote attacker could exploit these issues by sending specially crafted network...
kernel: io_uring/poll: fix signed comparison in io_poll_get_ownership()
A flaw was found in the Linux kernel's iouring/poll component. A logic error exists in the iopollgetownership function due to an incorrect signed comparison. This flaw prevents the necessary slowpath from being triggered when the IOPOLLCANCELFLAG is set, potentially leading to unexpected behavior...
kernel: scsi: target: iscsi: Bound iscsi_encode_text_output() appends to rsp_buf
A flaw was found in the Linux kernel's iSCSI Internet Small Computer System Interface target functionality. This vulnerability, a heap overrun, occurs because the iscsiencodetextoutput function does not properly check buffer capacity when processing login requests. A remote attacker could exploit...
kernel: netfilter: nat: use kfree_rcu to release ops
A flaw was found in the Linux kernel's netfilter component, specifically within the Network Address Translation NAT subsystem. This vulnerability involves improper memory management when releasing network filter operation structures. This could potentially allow an attacker to cause a system cras...
Important: Red Hat Security Advisory: kernel security update
An update for kernel is now available for Red Hat Enterprise Linux 9.4 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: fanotify: fix false positive on permission events
A flaw was found in the Linux kernel's fanotify subsystem. This vulnerability allows for a bypass of permission checks because the fsnotifygetmarksafe function may incorrectly return false for marks on unrelated groups. This could enable an attacker to perform unauthorized actions by circumventin...
kernel: crypto: qat - fix VF2PF work teardown race in adf_disable_sriov()
A flaw was found in the Linux kernel's crypto QAT QuickAssist Technology module. A race condition exists during the teardown of Virtual Function to Physical Function VF2PF work in the adfdisablesriov function. This allows a concurrently scheduled or already queued worker to attempt to access memo...
kernel: Kernel: Remote out-of-bounds write in RDMA/siw
A flaw was found in the Linux kernel's Soft iWARP siw driver. A remote attacker, by sending specially crafted Read Response segments that exceed the requested length, can trigger an out-of-bounds write. This vulnerability can lead to memory corruption, potentially causing a kernel crash or...
github.com/hashicorp/go-getter: Go-getter: Privilege escalation via crafted archive decompression
A flaw was found in the go-getter library. This vulnerability allows a local attacker to escalate privileges by providing a specially crafted archive. When a privileged user extracts this archive, files can be created with elevated permission bits, enabling the attacker to gain the privileges of...
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: opentofu1.12: opentofu1.12-1.12.6-0.2.hum1 aarch64, x8664 opentofu1.12-1.12.6-0.2.hum1.src src Security Fixes: opentofu1.12: CVE-2026-88922...
github.com/hashicorp/go-getter: Go-getter: Privilege escalation via crafted archive decompression
A flaw was found in the go-getter library. This vulnerability allows a local attacker to escalate privileges by providing a specially crafted archive. When a privileged user extracts this archive, files can be created with elevated permission bits, enabling the attacker to gain the privileges of...
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: opentofu1.10: opentofu1.10-1.10.10-0.4.hum1 aarch64, x8664 opentofu1.10-1.10.10-0.4.hum1.src src Security Fixes: opentofu1.10: CVE-2026-88922...
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: tomcat11: tomcat11-11.0.26-0.1.hum1 noarch tomcat11-admin-webapps-11.0.26-0.1.hum1 noarch tomcat11-common-11.0.26-0.1.hum1 noarch tomcat11-docs-webapp-11.0.26-0.1.hum1 noarch...
tomcat: Apache Tomcat: Improper Authentication due to principal lookup failure
A flaw was found in Apache Tomcat. This improper authentication vulnerability allows a remote attacker to be authenticated even if their user account does not exist in the DataSourceRealm, under specific circumstances such as CLIENT-CERT or SPNEGO authentication. This can lead to unauthorized...
tomcat: Apache Tomcat: Cross-context authentication mix-up via Jakarta Authentication misconfiguration
A flaw was found in Apache Tomcat. When Jakarta Authentication is configured with SimpleAuthConfigProvider as the default provider and multiple web applications utilize it, an improper authentication vulnerability arises. This issue causes the authentication realm established for the first web...
tomcat: Apache Tomcat: Denial of Service via malformed HTTP/2 request
A flaw was found in Apache Tomcat. An incomplete cleanup vulnerability allows a remote attacker to send a malformed HTTP/2 request. This can potentially cause a denial of service, leading to one request from another user failing...
tomcat: Apache Tomcat: Denial of Service via busy wait during WebSocket close
A flaw was found in Apache Tomcat. An uncontrolled resource consumption vulnerability occurs when sending a WebSocket close message, which can lead to a busy wait condition. A remote attacker could exploit this to cause a Denial of Service DoS by making the server unresponsive...
tomcat: Apache Tomcat: Denial of Service via AJP request
A flaw was found in Apache Tomcat. An unauthenticated remote attacker can send a specially crafted AJP Apache JServ Protocol request, causing an AJP processing thread to become unresponsive. This resource exhaustion can lead to a denial of service DoS, making the server unavailable to legitimate...
tomcat: Apache Tomcat: WebSocket message smuggling via improper length handling
A flaw was found in Apache Tomcat. This vulnerability, related to improper handling of length parameters, allows for WebSocket message smuggling when the 'per-message-deflate' extension is in use. A remote attacker could exploit this to bypass security controls or inject malicious data into...
tomcat: Apache Tomcat: TLS implementations ignore Certificate Revocation Lists
A flaw was found in Apache Tomcat. Both the OpenSSL and OpenSSL-FFM Transport Layer Security TLS implementations fail to properly check Certificate Revocation Lists CRLs when a certificate uses a keystore. This oversight could allow an attacker to use a revoked certificate, potentially leading to...
tomcat: Apache Tomcat: Denial of Service due to uncontrolled resource allocation
In Apache Tomcat, no limit was enforced on the request body for WebDAV LOCK or PROPFIND requests which were available to unauthenticated users. This allows a remote attacker to consume excessive resources, leading to Denial of Service DoS, making the affected system unavailable to legitimate user...
tomcat: Apache Tomcat: Denial of Service due to lost asynchronous WebSocket write timeouts
A flaw was found in Apache Tomcat. This vulnerability allows a remote attacker to cause a Denial of Service DoS by exploiting lost timeouts for asynchronous WebSocket writes. This can lead to the affected system becoming unresponsive or unavailable...
tomcat: Apache Tomcat: HTTP/2 request smuggling due to header mix-up
A flaw was found in Apache Tomcat. This vulnerability, identified as HTTP Request/Response smuggling, stems from an inconsistent interpretation of HTTP/2 requests. A regression in a prior security fix can cause request headers to be mixed up. This could allow a remote attacker to bypass security...
tomcat: Apache Tomcat: Request smuggling vulnerability can lead to denial of service
A flaw was found in Apache Tomcat. This vulnerability, known as HTTP Request/Response Smuggling, occurs when Tomcat processes the transfer-encoding header for an HTTP/1.0 request while operating behind a reverse proxy. A remote attacker could exploit this to cause a denial of service, leading to...
tomcat: Apache Tomcat: Authentication Bypass in WebSocket Endpoints
A flaw was found in Apache Tomcat. This vulnerability, known as an 'Authentication Bypass by Alternate Name', allows an attacker to bypass the security restrictions set for WebSocket endpoints. This means that unauthorized users could gain access to protected resources or functionality, potential...
Important: Red Hat Security Advisory: Red Hat Edge Manager Version 1.2.1 Security Update
Red Hat Edge Manager Version 1.2.1 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...
tomcat: Apache Tomcat: Authentication Bypass in WebSocket Endpoints
A flaw was found in Apache Tomcat. This vulnerability, known as an 'Authentication Bypass by Alternate Name', allows an attacker to bypass the security restrictions set for WebSocket endpoints. This means that unauthorized users could gain access to protected resources or functionality, potential...
tomcat: Apache Tomcat: Denial of Service due to lost asynchronous WebSocket write timeouts
A flaw was found in Apache Tomcat. This vulnerability allows a remote attacker to cause a Denial of Service DoS by exploiting lost timeouts for asynchronous WebSocket writes. This can lead to the affected system becoming unresponsive or unavailable...
tomcat: Apache Tomcat: Denial of Service via busy wait during WebSocket close
A flaw was found in Apache Tomcat. An uncontrolled resource consumption vulnerability occurs when sending a WebSocket close message, which can lead to a busy wait condition. A remote attacker could exploit this to cause a Denial of Service DoS by making the server unresponsive...
tomcat: Apache Tomcat: Denial of Service via malformed HTTP/2 request
A flaw was found in Apache Tomcat. An incomplete cleanup vulnerability allows a remote attacker to send a malformed HTTP/2 request. This can potentially cause a denial of service, leading to one request from another user failing...
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: tomcat10: tomcat10-10.1.60-0.1.hum1 noarch tomcat10-admin-webapps-10.1.60-0.1.hum1 noarch tomcat10-common-10.1.60-0.1.hum1 noarch tomcat10-docs-webapp-10.1.60-0.1.hum1 noarch...
tomcat: Apache Tomcat: HTTP/2 request smuggling due to header mix-up
A flaw was found in Apache Tomcat. This vulnerability, identified as HTTP Request/Response smuggling, stems from an inconsistent interpretation of HTTP/2 requests. A regression in a prior security fix can cause request headers to be mixed up. This could allow a remote attacker to bypass security...
tomcat: Apache Tomcat: Denial of Service due to uncontrolled resource allocation
In Apache Tomcat, no limit was enforced on the request body for WebDAV LOCK or PROPFIND requests which were available to unauthenticated users. This allows a remote attacker to consume excessive resources, leading to Denial of Service DoS, making the affected system unavailable to legitimate user...
tomcat: Apache Tomcat: Improper Authentication due to principal lookup failure
A flaw was found in Apache Tomcat. This improper authentication vulnerability allows a remote attacker to be authenticated even if their user account does not exist in the DataSourceRealm, under specific circumstances such as CLIENT-CERT or SPNEGO authentication. This can lead to unauthorized...
tomcat: Apache Tomcat: TLS implementations ignore Certificate Revocation Lists
A flaw was found in Apache Tomcat. Both the OpenSSL and OpenSSL-FFM Transport Layer Security TLS implementations fail to properly check Certificate Revocation Lists CRLs when a certificate uses a keystore. This oversight could allow an attacker to use a revoked certificate, potentially leading to...