145300 matches found
tomcat: Apache Tomcat: Denial of Service via HTTP/2 allocation leak
A flaw was found in Apache Tomcat. This vulnerability, an uncontrolled resource consumption issue, arises from an allocation leak in the HTTP/2 backlog tracking when a stream is reset. A remote attacker could exploit this to cause a Denial of Service DoS, making the server unresponsive or...
FreeRDP: FreeRDP: Remote code execution via uninitialized heap memory disclosure
A flaw was found in FreeRDP. An uninitialized heap memory disclosure vulnerability exists in the urbdrc USB redirection channel. A malicious Remote Desktop Protocol RDP server can exploit this by inducing failing USB transfers, allowing it to read uninitialized heap memory from the client. This...
Important: Red Hat Security Advisory: freerdp security update
An update for freerdp 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 Vulnerabili...
FreeRDP: FreeRDP: Denial of Service via out-of-bounds read in URBDRC channel
A flaw was found in FreeRDP. A malicious Remote Desktop Protocol RDP server can exploit an out-of-bounds read vulnerability in the URBDRC USB device redirection channel. By sending a specially crafted message, the server can cause the FreeRDP client to read beyond its allocated memory, leading to...
FreeRDP: FreeRDP: Denial of Service due to buffer over-read in RPC gateway
A flaw was found in FreeRDP. A remote attacker can exploit a buffer over-read vulnerability within the RPC Remote Procedure Call gateway transport parser by sending a malicious BINDACK Protocol Data Unit PDU with a truncated result entry. This can lead to a process abort, resulting in a Denial of...
FreeRDP: FreeRDP: Heap buffer overflow via oversized LB_LOAD_BALANCE_INFO routing token can lead to heap corruption.
A flaw was found in FreeRDP. A malicious RDP Remote Desktop Protocol server or a man-in-the-middle attacker could exploit a heap buffer overflow vulnerability during connection negotiation, prior to authentication. By sending a specially crafted Server Redirection PDU Protocol Data Unit with an...
FreeRDP: FreeRDP: Denial of Service via crafted Surface Bits command
A flaw was found in FreeRDP. A malicious Remote Desktop Protocol RDP server can trigger a null pointer dereference in the gdisurfacebits function by sending a specially crafted Surface Bits command that claims to use the NSCodec codec ID. This vulnerability exists even when the NSCodec is disable...
FreeRDP: FreeRDP: Remote code execution via heap buffer overflow in Server Redirection PDU
A flaw was found in FreeRDP. A malicious Remote Desktop Protocol RDP server can exploit a heap-based buffer overflow vulnerability in the negosendnegotiationrequest function. By sending a specially crafted Server Redirection PDU message with an attacker-controlled LoadBalanceInfo field, the serve...
nginx: NGINX: Arbitrary code execution via crafted HTTP requests
A flaw was found in NGINX. An unauthenticated attacker can exploit this vulnerability by sending specially crafted HTTP requests when the map directive uses regular expression regex matching and references regex capture variables before referencing the map output variable. This can lead to a heap...
Important: Red Hat Security Advisory: nginx security update
An update for nginx 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...
nginx: NGINX: Arbitrary code execution or Denial of Service via heap-based buffer overflow with crafted HTTP/2 headers
A flaw was found in NGINX. When NGINX is configured to proxy HTTP/2 traffic using the ngxhttpproxyv2module or ngxhttpgrpcmodule with specific settings, a remote, unauthenticated attacker can send specially crafted large headers. This can trigger a heap-based buffer overflow, leading to a restart ...
nginx: NGINX: Memory disclosure and denial of service in ngx_http_slice_module
A vulnerability in the NGINX ngxhttpslicemodule allows remote, unauthenticated attackers to access uninitialized memory via crafted requests. If configured with unnamed regex captures or background cache updates, this flaw can result in limited memory disclosure or a denial-of-service crash...
nginx: ngx_http_rewrite_module: code execution and denial of service
A flaw was found in the ngxhttprewritemodule module of NGINX. When a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures and a replacement string that references multiple such captures in a redirect or arguments context, an...
nginx: NGINX: Heap buffer over-read allows memory modification or denial of service
A vulnerability in NGINX's ngxhttpssimodule allows an unauthenticated MITM attacker to trigger a heap buffer over-read by manipulating upstream server responses. This requires SSI, proxypass, and proxybuffering off to be configured, and can result in memory modification or a Denial of Service DoS...
Important: Red Hat Security Advisory: .NET 8.0 security update
An update for .NET 8.0 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...
brotli: Out-of-Bounds Write in Google Brotli Decoder
A flaw was found in the Google Brotli decoder. An out-of-bounds write in the block-type switch handling in c/dec/decode.c can be triggered by a crafted Brotli-compressed stream. When an application decompresses untrusted Brotli data, this can lead to memory disclosure, denial of service, or...
dotnet8.0: dotnet9.0: dotnet11.0: dotnet10.0: ASP.NET Core Elevation of Privilege Vulnerability
Incorrect default permissions in ASP.NET Core allows an authorized attacker to elevate privileges locally. What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain the highest privileges on t...
Moderate: Red Hat Security Advisory: podman security update
An update for podman is now available for Red Hat Enterprise Linux 10. 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 th...
podman: Arbitrary file write when importing OCI archive
A flaw was found in Podman. If an attacker can pass a crafted tar archive to the podman load command, they can create files on the host machine with the privileges of the user running Podman...
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: af_unix: Fix UAF read of tail->len in unix_stream_data_wait()
A flaw was found in the Linux kernel's afunix UNIX domain sockets component. A race condition in the unixstreamdatawait function allows a local attacker to trigger a Use-After-Free UAF vulnerability. This occurs because the function peeks at a socket buffer without proper locking, enabling anothe...
kernel: ipv6: exthdrs: refresh nh after handling HAO option
A flaw was found in the Linux kernel's IPv6 extension header processing. When processing the Home Address Option HAO, the cached network header pointer may become invalid if the packet's memory is reallocated. This can lead to incorrect parsing of subsequent IPv6 Type-Length-Value TLV options,...
kernel: scsi: target: core: Fix iSCSI ISID use-after-free in REGISTER AND MOVE
A flaw was found in the Linux kernel's iSCSI target core. This use-after-free vulnerability occurs in the corescsi3emulateproregisterandmove function. When processing iSCSI TransportIDs, a memory buffer is prematurely unmapped while still being referenced, particularly when the parameter list spa...
kernel: tipc: require net admin for TIPCv2 netlink mutators
A flaw was found in the Linux kernel's Transparent Inter-Process Communication TIPC version 2 component. This vulnerability allows a local unprivileged attacker to bypass administrative permission checks when performing network link operations. Consequently, the attacker can modify critical TIPC...
kernel: smb: client: bound dirent name against end of SMB response in cifs_filldir
A flaw was found in the Linux kernel's SMB Server Message Block client subsystem. When a user lists files in a directory on a mounted share, a malicious SMB server can return a crafted directory entry with an oversized filename length. Because the client fails to verify that the filename remains...
kernel: ipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo()
A flaw was found in the Linux kernel's handling of IPv6 extended headers. Specifically, the ipv6hopjumbo function, which processes jumbo payloads, can modify internal packet buffer skb pointers. However, the network header nh pointer is not recomputed after these modifications. This oversight cou...
Important: Red Hat Security Advisory: perl-YAML:1.24 security update
An update for the perl-YAML:1.24 module 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...
perl-yaml: perl-yaml: Arbitrary destructor method execution via crafted YAML document
A flaw was found in perl-yaml. An attacker can trigger unintended actions, such as arbitrary file deletion, by supplying a specially crafted YAML document. The parser permits untrusted documents to instantiate arbitrary object classes, causing Perl to automatically execute their destructor method...
perl-yaml: perl-yaml: Arbitrary code execution via unrestricted package variable assignment
A flaw was found in perl-yaml. This vulnerability can lead to arbitrary code execution because the parser fails to restrict package variable modifications specified in YAML documents. An attacker capable of submitting crafted YAML input can overwrite internal configuration settings to enable code...
Moderate: Red Hat Security Advisory: pipewire security update
An update for pipewire is now available for Red Hat Enterprise Linux 10. 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...
pipewire: Pulse Server alloca Stack Overflow
Multiple unbounded alloca calls in the PulseAudio protocol server...
Important: Red Hat Security Advisory: .NET 9.0 security update
An update for .NET 9.0 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 f...
dotnet8.0: dotnet9.0: dotnet11.0: dotnet10.0: ASP.NET Core Elevation of Privilege Vulnerability
Incorrect default permissions in ASP.NET Core allows an authorized attacker to elevate privileges locally. What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain the highest privileges on t...
nginx: NGINX: Arbitrary code execution via crafted HTTP requests
A flaw was found in NGINX. An unauthenticated attacker can exploit this vulnerability by sending specially crafted HTTP requests when the map directive uses regular expression regex matching and references regex capture variables before referencing the map output variable. This can lead to a heap...
nginx: ngx_http_rewrite_module: code execution and denial of service
A flaw was found in the ngxhttprewritemodule module of NGINX. When a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures and a replacement string that references multiple such captures in a redirect or arguments context, an...
Important: Red Hat Security Advisory: nginx security update
An update for nginx 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...
nginx: NGINX: Arbitrary code execution or Denial of Service via heap-based buffer overflow with crafted HTTP/2 headers
A flaw was found in NGINX. When NGINX is configured to proxy HTTP/2 traffic using the ngxhttpproxyv2module or ngxhttpgrpcmodule with specific settings, a remote, unauthenticated attacker can send specially crafted large headers. This can trigger a heap-based buffer overflow, leading to a restart ...
nginx: NGINX: Memory disclosure and denial of service in ngx_http_slice_module
A vulnerability in the NGINX ngxhttpslicemodule allows remote, unauthenticated attackers to access uninitialized memory via crafted requests. If configured with unnamed regex captures or background cache updates, this flaw can result in limited memory disclosure or a denial-of-service crash...
nginx: NGINX: Heap buffer over-read allows memory modification or denial of service
A vulnerability in NGINX's ngxhttpssimodule allows an unauthenticated MITM attacker to trigger a heap buffer over-read by manipulating upstream server responses. This requires SSI, proxypass, and proxybuffering off to be configured, and can result in memory modification or a Denial of Service DoS...
brotli: Out-of-Bounds Write in Google Brotli Decoder
A flaw was found in the Google Brotli decoder. An out-of-bounds write in the block-type switch handling in c/dec/decode.c can be triggered by a crafted Brotli-compressed stream. When an application decompresses untrusted Brotli data, this can lead to memory disclosure, denial of service, or...
dotnet8.0: dotnet9.0: dotnet11.0: dotnet10.0: ASP.NET Core Elevation of Privilege Vulnerability
Incorrect default permissions in ASP.NET Core allows an authorized attacker to elevate privileges locally. What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain the highest privileges on t...
Important: Red Hat Security Advisory: .NET 8.0 security update
An update for .NET 8.0 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 f...
libXtst: libXtst: Denial of Service via out-of-bounds read in RECORD reply parser
A flaw was found in libXtst. An out-of-bounds read vulnerability in the RECORD extension reply parser allows a malicious X server to cause a Denial of Service DoS by crashing connected client applications. Under certain conditions, this flaw may also result in limited information disclosure...
Important: Red Hat Security Advisory: libXtst security update
An update for libXtst 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...
Important: Red Hat Security Advisory: libsoup security update
An update for libsoup 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...
libsoup: libsoup: Heap buffer overflow from WebSocket Pong signal type confusion
A flaw was found in libsoup. When handling an incoming WebSocket Pong frame, SoupWebsocketConnection emitted the ::pong signal with a GByteArray pointer even though the signal is declared to pass a GBytes. Applications connecting a handler that follows the documented GBytes API can trigger heap...
libsoup: libsoup: Heap buffer overflow during WebSocket message reassembly
A flaw was found in libsoup. When reassembling fragmented WebSocket messages into a GByteArray, libsoup did not adequately cap total message size against the limits of the underlying buffer type. A remote peer could send fragments that caused size truncation while the implementation still used th...
libsoup: libsoup: Heap buffer overflow during WebSocket receive-buffer growth
A flaw was found in libsoup. When max-incoming-payload-size is unlimited 0, SoupWebsocketConnection could grow its incoming GByteArray based on an attacker-controlled frame length until the length wrapped, causing a heap buffer overflow while reading frame data...
libsoup: libsoup: Heap buffer overflow during WebSocket client-frame masking
A flaw was found in libsoup. When constructing a masked WebSocket client frame for a very large outgoing payload, size values passed to GByteArray allocation APIs could be truncated while the masking routine still used the full length, causing a heap buffer overflow...
libsoup: libsoup: Heap buffer overflow during outgoing permessage-deflate buffer growth
A flaw was found in libsoup. When the permessage-deflate WebSocket extension compresses a very large outgoing message, truncated size calculations used for GByteArray growth could wrap, causing zlib to write past the allocated buffer and resulting in a heap buffer overflow...