111898 matches found
crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building
A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...
Important: Red Hat Security Advisory: delve security update
An update for delve is now available for Red Hat Enterprise Linux 10. 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...
crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building
A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...
crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages
A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...
crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation
A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...
Important: Red Hat Security Advisory: delve security update
An update for delve is now available for Red Hat Enterprise Linux 10.0 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...
Important: Red Hat Security Advisory: fence-agents security update
An update for fence-agents 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, i...
pyasn1: pyasn1 Vulnerable to Denial of Service via Unbounded Recursion
An unbounded recursion flaw has been discovered in the pypi pyasn1 library. This uncontrolled recursion occurs when decoding ASN.1 data with deeply nested structures. An attacker can supply a crafted payload containing nested SEQUENCE 0x30 or SET 0x31 tags with Indefinite Length 0x80 markers. Thi...
Important: Red Hat Security Advisory: fence-agents security update
An update for fence-agents 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, i...
pyasn1: pyasn1 Vulnerable to Denial of Service via Unbounded Recursion
An unbounded recursion flaw has been discovered in the pypi pyasn1 library. This uncontrolled recursion occurs when decoding ASN.1 data with deeply nested structures. An attacker can supply a crafted payload containing nested SEQUENCE 0x30 or SET 0x31 tags with Indefinite Length 0x80 markers. Thi...
samba: Missing access check on reparse point operations
A flaw was found in Samba’s handling of NTFS-style reparse points on shares configured with read only = yes. Due to missing SMB-layer access checks, authenticated users with underlying filesystem write permissions may create or delete reparse point metadata through SMB operations even on read-onl...
ngtcp2: ngtcp2: Denial of service via stack buffer overflow during QUIC handshake
A flaw was found in ngtcp2, a C implementation of the IETF QUIC Quick UDP Internet Connections protocol. A remote attacker can exploit a stack buffer overflow vulnerability by sending specially crafted, large transport parameters during the QUIC handshake. This occurs when the qlog callback is...
Critical: Red Hat Security Advisory: samba security update
An update for samba is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...
samba: Remote Code Execution in SAMR
A flaw was found in Samba. A remote attacker can exploit a misconfiguration in Samba file servers and classic domain controllers that use the "check password script" feature. If this script is configured with the %u substitution character, the client-controlled username is passed without proper...
samba: group policy certificate enrollment uses http:// without validation
A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability t...
samba: vfs_worm does not block directory modification
A flaw was found in Samba’s vfsworm module. The module is intended to provide write-once, read-many WORM protections by preventing modification of files after a configurable grace period. Due to insufficient validation during rename operations, an authenticated user with write access to a share...
samba: Samba: Remote Code Execution in printing subsystem via unescaped job description
A flaw was found in the Samba printing subsystem. Samba passes the client-controlled job description string to the command configured with the "print command" setting via the "%J" substitution character without escaping shell meta characters. A remote attacker could exploit this vulnerability by...
Important: Red Hat Security Advisory: satellite/foreman-mcp-server-rhel9 container image available as a Technology Preview
A new satellite/foreman-mcp-server-rhel9 container image is now available as a Technology Preview in the Red Hat container registry. Satellite provides a container image that you can use to run an MCP server locally. The MCP server for Satellite is designed for advanced reporting and data analysi...
libcap: libcap: Privilege escalation via TOCTOU race condition in cap_set_file()
A flaw was found in libcap. A local unprivileged user can exploit a Time-of-check-to-time-of-use TOCTOU race condition in the capsetfile function. This allows an attacker with write access to a parent directory to redirect file capability updates to an attacker-controlled file. By doing so,...
Important: Red Hat Security Advisory: libcap security update
An update for libcap is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring Syst...
Low: Red Hat Security Advisory: satellite/foreman-mcp-server-rhel9 container image available as a Technology Preview
A new satellite/foreman-mcp-server-rhel9 container image is now available as a Technology Preview in the Red Hat container registry. Satellite provides a container image that you can use to run an MCP server locally. The MCP server for Satellite is designed for advanced reporting and data analysi...
kernel: smb: client: validate the whole DACL before rewriting it in cifsacl
A flaw was found in the Linux kernel's Server Message Block SMB client, specifically within the cifsacl functionality. A malicious SMB server could provide a malformed Discretionary Access Control List DACL that claims to contain more Access Control Entries ACEs than are actually present. This...
kernel: Linux kernel: Use-after-free in traffic control (act_ct) may lead to denial of service or privilege escalation
A flaw was found in the Linux kernel. A use-after-free vulnerability exists in the traffic control actct path when it is incorrectly configured with non-ingress egress qdiscs queueing disciplines. This can allow a local user with specific privileges to trigger a kernel crash, leading to a denial ...
kernel: net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit
In the Linux kernel, the following vulnerability has been resolved: net/sched: Make cakeenqueue return NETXMITCN when past bufferlimit The following setup can trigger a WARNING in htbactivate due to the condition: !cl-leaf.q-q.qlen tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb...
kernel: md/bitmap: fix GPF in write_page caused by resize race
A flaw was found in the Linux kernel's md/bitmap component. This vulnerability involves a use-after-free race condition that occurs during array resize operations. When the bitmapdaemonwork and bitmapresize functions execute concurrently, they can access memory pages that have already been freed...
kernel: ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()
A flaw was found in the Linux kernel's IPv6 ICMP error generation. A remote attacker could send a specially crafted IPv4 ICMP error packet with a Common Internet Protocol Security Option CIPSO IP option. This could lead to incorrect handling of packet control block data when generating an IPv6 IC...
kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err()
A flaw was found in the Linux kernel's IPv6 tunnel implementation. A remote attacker could exploit this flaw by sending malicious ICMPv6 error messages to cause a stack-based buffer overflow in the kernel's IPv4-over-IPv6 tunnel error handling code. This could result in a kernel crash denial of...
kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service
A flaw was found in the Linux kernel's bonding driver. A local attacker with low privileges could exploit a use-after-free vulnerability in the bondxmitbroadcast function. This occurs due to a race condition during concurrent slave enslave/release operations, which can lead to the original socket...
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...
Important: Red Hat Security Advisory: Red Hat Web Terminal Operator 1.13.0 release.
Red Hat Web Terminal Operator 1.13.0 has been released. The Web Terminal provides a way to access a fully in-browser terminal emulator within the OpenShift Console. Command-line tools for interacting with the OpenShift cluster are pre-installed...
Important: Red Hat Security Advisory: Red Hat Web Terminal Operator 1.15.0 release.
Red Hat Web Terminal Operator 1.15.0 has been released. The Web Terminal provides a way to access a fully in-browser terminal emulator within the OpenShift Console. Command-line tools for interacting with the OpenShift cluster are pre-installed...
Important: Red Hat Security Advisory: Red Hat Web Terminal Operator 1.11.1 release.
Red Hat Web Terminal Operator 1.11.1 has been released. The Web Terminal provides a way to access a fully in-browser terminal emulator within the OpenShift Console. Command-line tools for interacting with the OpenShift cluster are pre-installed...
Important: Red Hat Security Advisory: Red Hat Web Terminal Operator 1.14.0 release.
Red Hat Web Terminal Operator 1.14.0 has been released. The Web Terminal provides a way to access a fully in-browser terminal emulator within the OpenShift Console. Command-line tools for interacting with the OpenShift cluster are pre-installed...
Important: Red Hat Security Advisory: Red Hat Web Terminal Operator 1.12.1 release.
Red Hat Web Terminal Operator 1.12.1 has been released. The Web Terminal provides a way to access a fully in-browser terminal emulator within the OpenShift Console. Command-line tools for interacting with the OpenShift cluster are pre-installed...
github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object
A flaw was found in Go JOSE, a library for handling JSON Web Encryption JWE objects. A remote attacker could exploit this vulnerability by providing a specially crafted JWE object. When decrypting such an object, if a key wrapping algorithm is specified but the encrypted key field is empty, the...
net/url: Incorrect parsing of IPv6 host literals in net/url
The Go standard library function net/url.Parse insufficiently validated the host/authority component and accepted some invalid URLs by effectively treating garbage before an IP-literal as ignorable. The function should have rejected this as invalid...
crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages
A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...
crypto/x509: Incorrect enforcement of email constraints in crypto/x509
A certificate validation flaw has been discovered in the golang crypto/x509 module. When verifying a certificate chain which contains a certificate containing multiple email address constraints which share common local portions but different domain portions, these constraints will not be properly...
Important: Red Hat Security Advisory: image-builder security update
An update for image-builder is now available for Red Hat Enterprise Linux 10. 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...
google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation
A flaw was found in gRPC-Go, the Go language implementation of gRPC. This vulnerability, an authorization bypass, is caused by improper input validation of the HTTP/2 :path pseudo-header. A remote attacker can exploit this by sending raw HTTP/2 frames with a malformed :path that omits the mandato...
crypto/tls: crypto/tls: Incorrect certificate validation during TLS session resumption
A flaw was found in the crypto/tls component. This vulnerability occurs during Transport Layer Security TLS session resumption when certificate authority CA settings are modified between the initial and resumed handshakes. An attacker could exploit this to bypass certificate validation, allowing ...
golang: net/url: Memory exhaustion in query parameter parsing in net/url
A flaw was found in the net/url package in the Go standard library. The package does not enforce a limit on the number of unique query parameters it parses. A Go application using the net/http.Request.ParseForm method will try to process all parameters provided in the request. A specially crafted...
golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root
A flaw was found in the internal/syscall/unix package in the Go standard library. If the target of the Root.Chmod function is replaced with a symbolic link during execution, specifically after Root.Chmod checks the target but before acting, the chmod operation will be performed on the file the...
Important: Red Hat Security Advisory: OpenShift Container Platform 4.20.24 bug fix and security update
Red Hat OpenShift Container Platform release 4.20.24 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.20. Red Hat Product Security has rated this update as having a...
Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.20.24 packages and security update
Red Hat OpenShift Container Platform release 4.20.24 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.20. Red Hat Product Security has rated this update as having a...
golang: archive/tar: Unbounded allocation when parsing GNU sparse map
A flaw was found in the archive/tar package in the Go standard library. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A specially crafted tar archive with a pax header indicating a big number of sparse regions can cause a Go...
kernel: Read root-owned files as an unprivileged user
A vulnerability was found in the Linux kernel that allows an unprivileged local user to read sensitive files normally restricted to the root user. The flaw occurs during process exit, where a brief window allows an attacker to intercept file access from a privileged process before it fully...
kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err()
A flaw was found in the Linux kernel's IPv6 tunnel implementation. A remote attacker could exploit this flaw by sending malicious ICMPv6 error messages to cause a stack-based buffer overflow in the kernel's IPv4-over-IPv6 tunnel error handling code. This could result in a kernel crash denial of...
kernel: net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit
In the Linux kernel, the following vulnerability has been resolved: net/sched: Make cakeenqueue return NETXMITCN when past bufferlimit The following setup can trigger a WARNING in htbactivate due to the condition: !cl-leaf.q-q.qlen tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb...
kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service
A flaw was found in the Linux kernel's bonding driver. A local attacker with low privileges could exploit a use-after-free vulnerability in the bondxmitbroadcast function. This occurs due to a race condition during concurrent slave enslave/release operations, which can lead to the original socket...