132848 matches found
Moderate: Red Hat Security Advisory: kernel security, bug fix, and enhancement update
An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...
kernel: RDMA/uverbs: Validate wqe_size before using it in ib_uverbs_post_send
A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA subsystem, specifically within the ibuverbspostsend function. A local user can exploit this vulnerability by providing an invalid work queue element size wqesize from userspace without proper validation. This can lead to an...
kernel: futex: Fix race on the initial mm->futex.phash.ref allocation
A flaw was found in the Linux kernel. A race condition exists in the futexhashallocate function, specifically during the initial allocation of mm-futex.phash.ref. This vulnerability can be triggered in scenarios involving nested vfork calls, where a parent and grandchild process might concurrentl...
kernel: KVM: SVM: Fix page overflow in sev_dbg_crypt() for ENCRYPT path
A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM module, specifically within the Secure Virtual Machine SVM component. The sevdbgcrypt function, when handling encryption, incorrectly calculates the transfer length, leading to a page overflow. This memory corruption can resu...
Important: Red Hat Security Advisory: libvirt security, bug fix, and enhancement update
An update for libvirt 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 t...
libvirt: Integer overflow in NodeGetFreePages RPC handler leading to heap buffer overflow
A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This flaw allows crafted values to bypass a size check, leading to an undersized memory buffer. Subsequently, real NUMA node data can overwrite this buffer...
libvirt: swtpm privilege escalation via symlink following
A flaw was found in libvirt. A local attacker, specifically a process running as the confined swtpm user, could exploit a symlink-following vulnerability in the virFileChownFiles function. By planting a symbolic link within the swtpm state directory, the attacker could trick the root-level libvir...
Important: Red Hat Security Advisory: freerdp security update
An update for freerdp 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 available fo...
FreeRDP: FreeRDP: Remote code execution or client crash via malicious TS Gateway
A flaw was found in FreeRDP. FreeRDP clients using TS Gateway are vulnerable to a heap-buffer-overflow. A malicious gateway can send a specially crafted response fragment, causing the client to write beyond its allocated buffer. This can lead to a client crash, resulting in a Denial of Service Do...
Important: Red Hat Security Advisory: libpcap security update
An update for libpcap 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 t...
libpcap: libpcap: Out-of-bounds read and write vulnerability allows arbitrary memory access
A flaw was found in libpcap. The Berkeley Packet Filter BPF interpreter in libpcap does not properly validate register indexes in BPF instructions. A local attacker could craft a malicious filter program to trigger an out-of-bounds read and write vulnerability. This could allow the attacker to re...
Important: Red Hat Security Advisory: pcp security update
An update for pcp is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
PCP: PCP: Privilege escalation to root via linux_sockets PMDA vulnerability
A flaw in the PCP linuxsockets module exposes an unsecured internal connection. An attacker with initial code execution can exploit this to escalate privileges and execute arbitrary commands as root...
PCP: PCP linux_sockets PMDA: Arbitrary Command Execution via Command Injection
A command injection flaw in PCP's linuxsockets PMDA allows malicious shell metacharacters via the network.persocket.filter metric. This failed validation lets attackers execute arbitrary commands as the PMDA user when metrics refresh...
PCP: PCP pmproxy: Unauthenticated access to /store endpoint allows bypassing pmcd access rules
An unauthenticated remote attacker can bypass access controls by sending crafted requests to the PCP pmproxy /store endpoint. This allows the attacker to overwrite any PMDA metric, leading to arbitrary code execution and system takeover...
PCP: PCP: Denial of Service due to signed integer overflow
A signed integer overflow in the PCP pmGetPDU function can be exploited via crafted network packets during PDU processing or SASL negotiation. This permanently blinds the affected daemon, resulting in a total denial of service DoS for subsequent packet reads...
Important: Red Hat Security Advisory: pcp security update
An update for pcp 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 Vulnerability...
PCP: PCP: Privilege escalation to root via linux_sockets PMDA vulnerability
A flaw in the PCP linuxsockets module exposes an unsecured internal connection. An attacker with initial code execution can exploit this to escalate privileges and execute arbitrary commands as root...
PCP: PCP pmproxy: Unauthenticated access to /store endpoint allows bypassing pmcd access rules
An unauthenticated remote attacker can bypass access controls by sending crafted requests to the PCP pmproxy /store endpoint. This allows the attacker to overwrite any PMDA metric, leading to arbitrary code execution and system takeover...
PCP: PCP linux_sockets PMDA: Arbitrary Command Execution via Command Injection
A command injection flaw in PCP's linuxsockets PMDA allows malicious shell metacharacters via the network.persocket.filter metric. This failed validation lets attackers execute arbitrary commands as the PMDA user when metrics refresh...
PCP: PCP: Denial of Service due to signed integer overflow
A signed integer overflow in the PCP pmGetPDU function can be exploited via crafted network packets during PDU processing or SASL negotiation. This permanently blinds the affected daemon, resulting in a total denial of service DoS for subsequent packet reads...
mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header
A flaw was found in the Golang MIME Multipurpose Internet Mail Extensions package. A remote attacker could exploit this vulnerability by sending a maliciously-crafted MIME header containing many invalid encoded-words. This could lead to excessive CPU consumption, resulting in a Denial of Service...
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...
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...
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...
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...
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...
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: OpenShift Container Platform 4.18.56 packages and security update
Red Hat OpenShift Container Platform release 4.18.56 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 4.18. Red Hat Product Security has rated this update as having a...
rubygem-hammer_cli: command injection via insecure editor invocation
A flaw was found in rubygem-hammercli. A command injection vulnerability exists in Hammer CLI and the Railties Ruby on Rails component distributed with Satellite due to the insecure interpolation of the $EDITOR environment variable into the Ruby system method. By passing a single interpolated...
sqlparse: sqlparse: Denial of Service via quadratic CPU consumption in SQL parsing
A flaw was found in sqlparse, a Python module for parsing SQL. A remote attacker could exploit a vulnerability in the TokenList construction and string conversion processes, specifically when handling nested token subtrees. This flaw leads to quadratic CPU consumption, which can result in a Denia...
rubygem-katello: improper authorization logic allows resource enumeration
A flaw was found in rubygem-katello. The RegistryProxiesController in Katello contains an authorization bypass vulnerability due to an execution fall-through in the registryauthorize filter. While the application identifies unauthorized requests and triggers an error response via the unauthorized...
sqlparse: sqlparse: Denial of Service via inefficient SQL parsing
A flaw was found in sqlparse, a Python module for parsing SQL. A remote attacker could exploit this vulnerability by providing specially crafted SQL input. This flaw causes inefficient processing of certain SQL patterns, leading to excessive CPU consumption and potentially a Denial of Service DoS...
GitPython: GitPython: Remote Code Execution via Git directory impersonation
A flaw was found in GitPython. This vulnerability allows a remote attacker to execute arbitrary code. By failing to properly validate the git directory location, GitPython allows attackers to impersonate the git directory using tracked files such as gitdir, commondir, and HEAD. An attacker can th...
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...
ketello: Katello Content View History API Cross-Organization Authorization Bypass
A flaw was found in Katello where the Content View History API does not properly enforce authorization when accessing a Content View specified by the user. An authenticated user with permission to view Content Views in one organization may be able to access the lifecycle history of a Content View...
foreman: Excessive Permissions for Viewer Role on Preview
A flaw was found in Foreman. This vulnerability allows an authenticated user with low-level Viewer permissions to cause unauthorized information disclosure by submitting requests to template preview endpoints. By exploiting this issue, the user can access sensitive data, such as host root...
rubygem-foreman_remote_execution: command injection in job invocations via effective_user parameter
A flaw was found in rubygem-foremanremoteexecution. A command injection vulnerability exists in the Red Hat Satellite API /api/v2/jobinvocations. When a job template has the effectiveuser property marked as overridable: true, the application fails to properly sanitize the effectiveuser input...
foreman: command injection in foreman-rake database tasks
A flaw was found in Foreman. OS command injection vulnerabilities exist in the foreman-rake db:dump and db:importdump tasks. The application fails to properly sanitize user-supplied input in the destination parameter during backups and the file parameter during imports before passing them to a Ru...
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...
rubygem-katello: SQL injection in Registry Proxy via labels
A flaw was found in rubygem-katello. An SQL injection vulnerability exists in the Red Hat Satellite Katello Registry Proxy. The application fails to sanitize input parameters used in database queries within the RegistryProxiesController. The methods checkblobpushorglabel and...
foreman: command injection in foreman-tail
A flaw was found in Foreman. The foreman-tail utility is vulnerable to OS command injection due to the unsafe use of the eval command. The script takes user-supplied arguments and incorporates them directly into a string that is then executed by eval to expand file paths. Because the input is not...
foreman: SSTI and insecure deserialization in foreman-rake configuration
A flaw was found in Foreman. The foreman-rake initialization logic in /usr/share/foreman/config/settings.rb contains a vulnerable code pattern where configuration data is processed through two distinct executable layers. This creates a multi-stage execution chain that allows for both Server-Side...
mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header
A flaw was found in the Golang MIME Multipurpose Internet Mail Extensions package. A remote attacker could exploit this vulnerability by sending a maliciously-crafted MIME header containing many invalid encoded-words. This could lead to excessive CPU consumption, resulting in a Denial of Service...
foreman: Safemode Bypass leading to RCE
A flaw was found in Foreman. An authenticated attacker with low-level permissions can achieve remote code execution RCE by bypassing the safemode sandbox within the templating engine. Due to improper handling of delegated methods, an attacker can append unauthorized functions to the allowed...
Critical: Red Hat Security Advisory: Satellite 6.16.14 Async Update
An update is now available for Red Hat Satellite 6.16 for RHEL 8 and RHEL 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...
foreman: command injection in foreman-rake errors:fetch_log via request_id parameter
A flaw was found in Foreman. A command injection vulnerability exists in the foreman-rake errors:fetchlog task. The requestid parameter is passed to an underlying system command typically grep without adequate shell neutralization. While the task is intended to fetch specific log entries, an...
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,...
GitPython: GitPython: Arbitrary file read via TagReference.create()
A flaw was found in GitPython. A remote attacker with low privileges can exploit a vulnerability in the TagReference.create function, where a positional reference parameter bypasses a security guard. This allows the attacker to supply a specially crafted reference value, such as --file=, to read...
foreman: unauthenticated information disclosure via provisioning token validation flaw
A flaw was found in Foreman. The Red Hat Satellite /unattended/provision API endpoint is vulnerable to an authentication bypass due to a semantic logic flaw in hostverifier.rb. The application verifies the database state of a provisioning token rather than its actual presence in the incoming HTTP...