131434 matches found
kernel: Bluetooth: RFCOMM: hold listener socket in rfcomm_connect_ind()
A flaw was found in the Linux kernel's Bluetooth RFCOMM Radio Frequency Communication subsystem. A race condition in the rfcommconnectind function, specifically during the handling of listener sockets, can lead to a use-after-free vulnerability. A local attacker could exploit this to cause a deni...
Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement 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: Bluetooth: RFCOMM: validate skb length in MCC handlers
A flaw was found in the Linux kernel's Bluetooth RFCOMM Radio Frequency Communication subsystem. A malicious remote device could exploit this vulnerability by sending specially crafted, truncated Multiplexing Control Channel MCC frames. This lack of proper validation of incoming data length befor...
kernel: RDMA/rxe: Fix a use-after-free problem in rxe_mmap
A flaw was found in the Linux kernel's RDMA/rxe component. A race condition in the rxemmap function, which manages memory for Remote Direct Memory Access RDMA operations, can lead to a use-after-free vulnerability. A local attacker could exploit this timing issue to cause a system crash, resultin...
kernel: Bluetooth: btusb: revert use of devm_kzalloc in btusb
A use-after-free flaw was found in the Linux kernel's Bluetooth USB driver. The btusb driver binds to multiple USB interfaces INTF, ISOC, DIAG but allocates its data structure with devmkzalloc tied to a single interface. When that interface is released, the memory is freed while other interfaces...
kernel: Bluetooth: SMP: force responder MITM requirements before building the pairing response
A flaw was found in the Linux kernel's Bluetooth Security Manager Protocol SMP. An attacker could exploit this vulnerability during the Bluetooth pairing process by manipulating authentication requirements. This could lead to the selection of a weaker pairing method than intended, potentially...
kernel: dm cache policy smq: fix missing locks in invalidating cache blocks
A flaw was found in the Linux kernel's device-mapper dm cache policy, specifically within the smq module. In passthrough mode, the invalidatemapping operation lacks proper locking, allowing for concurrent access. This can lead to data races, resulting in data corruption or use-after-free issues,...
kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg
A race condition was found in the Linux kernel cryptographic user API, AFALG in the way concurrent writes to the same AFALG socket are handled. Interleaved data and inconsistent internal socket state may result. A local user could use this flaw to crash the system or corrupt cryptographic operati...
kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg
A race condition was found in the Linux kernel cryptographic user API, AFALG in the way concurrent writes to the same AFALG socket are handled. Interleaved data and inconsistent internal socket state may result. A local user could use this flaw to crash the system or corrupt cryptographic operati...
kernel: Bluetooth: HIDP: fix missing length checks in hidp_input_report()
A flaw was found in the Linux kernel's Bluetooth Human Interface Device Protocol HIDP. A remote attacker, by sending specially crafted truncated packets from a paired Bluetooth device, could trigger an out-of-bounds read in the hidpinputreport function. This vulnerability may lead to unintended...
Important: Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update
An update for kernel-rt 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...
kernel: Linux kernel Bluetooth RFCOMM: Denial of Service via use-after-free in set_termios
A flaw was found in the Linux kernel's Bluetooth RFCOMM subsystem. A race condition in the rfcommttysettermios function allows a session to be freed while it is still actively in use. This use-after-free UAF vulnerability can be exploited by a local attacker. Successful exploitation leads to a...
kernel: iommu/vt-d: Clear Present bit before tearing down PASID entry
A flaw was found in the Linux kernel's Intel VT-d Virtualization Technology for Directed I/O Scalable Mode. When a Process Address Space ID PASID table entry is being removed, the system may attempt to clear the entry before properly signaling to the hardware that the entry is no longer active...
kernel: Bluetooth: L2CAP: Fix possible crash on l2cap_ecred_conn_rsp
A flaw was found in the Bluetooth L2CAP Logical Link Control and Adaptation Protocol component of the Linux kernel. When a device receives a connection response with an already-assigned destination Channel Identifier CID, the system may crash. This occurs because the kernel's procedure for...
kernel: Bluetooth: serialize accept_q access
A flaw was found in the Linux kernel's Bluetooth subsystem. A race condition exists in the handling of the acceptq within the btsockpoll function due to a lack of synchronization. This could allow a local attacker to cause a denial of service by manipulating socket operations during child teardow...
kernel: net/mlx5: Fix MCIA register buffer overflow on 32 dword reads
A flaw was found in the net/mlx5 driver of the Linux kernel. When the driver attempts to read the MCIA register from a device advertising the mcia32dwords capability, the mlx5querymcia function can read more data than the allocated buffer can hold. This leads to a buffer overflow, which can cause...
kernel: Bluetooth: RFCOMM: validate skb length in MCC handlers
A flaw was found in the Linux kernel's Bluetooth RFCOMM Radio Frequency Communication subsystem. A malicious remote device could exploit this vulnerability by sending specially crafted, truncated Multiplexing Control Channel MCC frames. This lack of proper validation of incoming data length befor...
kernel: Bluetooth: L2CAP: Fix potential user-after-free
A use-after-free flaw was identified in the Linux kernel’s Bluetooth L2CAP implementation. In certain conditions, when allocating a socket buffer via allocskb, the kernel may release and later reacquire the channel lock; if the channel is disconnected in the meantime, a subsequent reference to th...
kernel: RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv
A flaw was found in the Linux kernel's RDMA/rxe component. The rxercv function does not adequately validate the BTH pad and ICRC fields of incoming packets before calculating the payload size. A remote attacker could exploit this by sending a specially crafted short packet or a packet with a forg...
kernel: RDMA/rxe: Fix a use-after-free problem in rxe_mmap
A flaw was found in the Linux kernel's RDMA/rxe component. A race condition in the rxemmap function, which manages memory for Remote Direct Memory Access RDMA operations, can lead to a use-after-free vulnerability. A local attacker could exploit this timing issue to cause a system crash, resultin...
kernel: nvmet-tcp: check INIT_FAILED before nvmet_req_uninit in digest error path
A flaw was found in the Linux kernel's NVMe over TCP nvmet-tcp implementation. When a data digest mismatch occurs, a reference count underflow can happen due to an unconditional cleanup call. This issue can lead to a use-after-free condition and ultimately result in a permanent workqueue deadlock...
kernel: iommu/amd: Fix clone_alias() to use the original device's devid
A flaw was found in the Linux kernel's IOMMU Input/Output Memory Management Unit AMD driver. The clonealias function incorrectly uses the device ID devid when handling alias devices. This can lead to the propagation of wrong or stale Device Table Entry DTE entries to alias devices, potentially...
kernel: RDMA/rxe: Reject unknown opcodes before ICRC processing
A flaw was found in the Linux kernel's Soft RoCE RDMA/rxe driver. An unauthenticated remote attacker can send a specially crafted UDP packet with an unknown opcode to trigger an out-of-bounds read. This vulnerability can lead to a kernel panic, effectively causing a Denial of Service DoS on the...
kernel: Linux kernel Bluetooth: Denial of Service via race condition in hidp_session_thread
A flaw was found in the Linux kernel's Bluetooth subsystem. A race condition in the hidpsessionthread can lead to a use-after-free vulnerability. This occurs when a timer is active while its deletion function is called, causing memory to be accessed after it has been freed. A local attacker could...
kernel: Bluetooth: SMP: force responder MITM requirements before building the pairing response
A flaw was found in the Linux kernel's Bluetooth Security Manager Protocol SMP. An attacker could exploit this vulnerability during the Bluetooth pairing process by manipulating authentication requirements. This could lead to the selection of a weaker pairing method than intended, potentially...
kernel: Bluetooth: btusb: revert use of devm_kzalloc in btusb
A use-after-free flaw was found in the Linux kernel's Bluetooth USB driver. The btusb driver binds to multiple USB interfaces INTF, ISOC, DIAG but allocates its data structure with devmkzalloc tied to a single interface. When that interface is released, the memory is freed while other interfaces...
kernel: dm cache policy smq: fix missing locks in invalidating cache blocks
A flaw was found in the Linux kernel's device-mapper dm cache policy, specifically within the smq module. In passthrough mode, the invalidatemapping operation lacks proper locking, allowing for concurrent access. This can lead to data races, resulting in data corruption or use-after-free issues,...
kernel: Bluetooth: RFCOMM: hold listener socket in rfcomm_connect_ind()
A flaw was found in the Linux kernel's Bluetooth RFCOMM Radio Frequency Communication subsystem. A race condition in the rfcommconnectind function, specifically during the handling of listener sockets, can lead to a use-after-free vulnerability. A local attacker could exploit this to cause a deni...
kernel: keys: Pin request_key_auth payload in instantiate paths
A flaw was found in the Linux kernel. A use-after-free vulnerability exists in the handling of requestkeyauth payloads. This flaw occurs when the system attempts to use a key authorization payload after it has been released, which can lead to system instability or crashes. A local attacker could...
podman: podman: Quadlet install --replace non-truncating write retains removed host-access directives
The 'podman quadlet install --replace' command opens the existing destination file with OCREATE|OWRONLY but omits OTRUNC. When the initial reflink copy attempt fails common on non-reflink-capable filesystems including many RHEL default XFS configurations, the fallback in ReflinkOrCopy uses io.Cop...
golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via resource leak from unsolicited SSH responses
A flaw was found in golang.org/x/crypto/ssh. A remote malicious SSH peer can exploit this by sending unsolicited global request responses, which fills an internal buffer and blocks the connection's read loop. This prevents the associated resources from being released, leading to a resource leak p...
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...
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/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...
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,...
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...
Important: Red Hat Security Advisory: podman security update
An update for podman 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 th...
github.com/moby/go-archive: moby/go-archive: Arbitrary file write via link following in tar extraction
A flaw was found in moby/go-archive. The tar extraction routines in the component do not properly restrict filesystem operations to the intended destination directory. An attacker who controls the contents of an archive can exploit this by including symbolic links, allowing them to create or...
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...
tar: tar: --one-top-level hardlink targets not confined to top-level directory enabling arbitrary file overwrite
A flaw was found in GNU tar. When extracting an archive with the --one-top-level option, hardlink targets are not confined to the designated top-level directory and may resolve relative to the extraction working directory. A crafted archive can create hardlinks that escape the intended boundary...
tar: Tar path traversal
A flaw was found in GNU Tar. An attacker could exploit this vulnerability by providing two specially crafted TAR archives, if those archives were extracted in the same directory. The first archive contains a symbolic link that points to a critical directory. The second archive, when extracted, us...
tar: tar: TOCTOU in incremental dumpdir 'X' rename handling allows restore path escape
A TOCTOU Time-of-Check Time-of-Use vulnerability in GNU tar's incremental dumpdir 'X' rename handling allows a local attacker with write access to a directory being backed up to influence the restore process if the attacker has access to the system where the restore is being performed. During...
Moderate: Red Hat Security Advisory: tar security, bug fix, and enhancement update
An update for tar is now available for Red Hat Enterprise Linux 8. 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 CV...
tar: tar: Hidden file injection via crafted archives
A flaw was found in tar. A remote attacker could exploit this vulnerability by crafting a malicious archive, leading to hidden file injection with fully attacker-controlled content. This bypasses pre-extraction inspection mechanisms, potentially allowing an attacker to introduce malicious files...
Important: Red Hat Security Advisory: Red Hat Web Terminal Operator 1.16.2 release.
Red Hat Web Terminal Operator 1.16.2 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 1.17.1 release.
Red Hat Web Terminal Operator 1.17.1 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 1.15.2 release.
Red Hat Web Terminal Operator 1.15.2 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 1.14.1 release.
Red Hat Web Terminal Operator 1.14.1 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...
kernel: USB: serial: io_ti: fix heap overflow in get_manuf_info()
A flaw was found in the Linux kernel's ioti USB serial driver. A malicious USB device, when plugged into a host running this driver, can exploit a heap overflow vulnerability in the getmanufinfo function. This occurs because the driver does not properly validate the size of data read from the...
kernel: sctp: don't free the ASCONF's own transport in DEL-IP processing
A flaw was found in the Stream Control Transmission Protocol SCTP implementation within the Linux kernel. A remote attacker could send a specially crafted sequence of ASCONF Add IP Address Configuration chunks, including DEL-IP Delete IP Address parameters, to trigger a use-after-free condition...