131708 matches found
kernel: Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count
A flaw was found in the Linux kernel's synaptics-rmi4 input driver. This vulnerability occurs because the driver incorrectly allocates memory for a keymap, leading to an out-of-bounds memory access. A local user with access to a specially crafted input device could exploit this to read or write t...
kernel: NFSD: fix nfs4_file access extra count in nfsd4_add_rdaccess_to_wrdeleg
A flaw was found in the Linux kernel's Network File System Daemon NFSD. An issue with file access counting in the nfsd4addrdaccesstowrdeleg function can lead to an extra access count for nfs4file objects. This prevents the proper freeing of associated resources when the NFS server service is...
kernel: zram: fix use-after-free in zram_bvec_write_partial()
A flaw was found in the Linux kernel, specifically within the zram module. This vulnerability is a use-after-free error, where the system attempts to use a piece of memory after it has been freed. This occurs when the zrambvecwritepartial function allows an asynchronous read to write into a page...
kernel: crypto: qat - validate RSA CRT component lengths
A flaw was found in the Linux kernel's QAT QuickAssist Technology crypto module. This vulnerability occurs in the RSA key parser when handling CRT Chinese Remainder Theorem components. An underflow can happen during a memory copy operation if an RSA CRT component is larger than its allocated...
kernel: pNFS: Fix use-after-free in pnfs_update_layout()
A flaw was found in the Linux kernel's parallel Network File System pNFS component. An issue in the pnfsupdatelayout function causes a use-after-free vulnerability due to incorrect ordering of memory management operations. This flaw can be triggered when the system attempts to update a pNFS layou...
kernel: mm/huge_memory: update file PMD counter before folio_put()
A flaw was found in the Linux kernel's memory management, specifically within the huge page mechanism. When a huge page is split, the system updates a counter after releasing a reference to the memory. This timing issue can lead to the system attempting to read from memory that has already been...
kernel: mm/khugepaged: write all dirty file folios when collapsing
A flaw was found in the Linux kernel's memory management mm/khugepaged component. A local user could trigger an edge case where unsaved changes to file data dirty folios are improperly discarded. This occurs when a file with previous writes is subjected to a specific sequence of memory advice...
kernel: ip6_tunnel: use skb_vlan_inet_prepare() in __ip6_tnl_rcv()
In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbvlaninetprepare in ip6tnlrcv Blamed commit did not take care of VLAN encapsulations as spotted by syzbot 1. Use skbvlaninetprepare instead of pskbinetmaypull. 1 BUG: KMSAN: uninit-value in INETECNdecapsulate...
kernel: netfilter: nf_tables: Fix for duplicate device in netdev hooks
A flaw was found in the Linux kernel's netfilter nftables component. This vulnerability allows for duplicate device registration when handling network device registration notifications. Such duplicate registrations can lead to unexpected system behavior or instability...
kernel: seccomp: passthrough uretprobe systemcall without filtering
A flaw was found in the Linux kernel. This vulnerability occurs when uretprobes, a debugging feature that monitors function returns in user-space programs, are used. The kernel's seccomp secure computing mode mechanism, which restricts system calls a program can make, incorrectly blocks the...
kernel: netfilter: ipset: fix race between dump and ip_set_list resize
A flaw was found in the Linux kernel's netfilter ipset component. A race condition exists between the ipsetlist resize operation and dump operations. This can lead to a use-after-free vulnerability, where memory is accessed after it has been deallocated. A successful exploitation of this flaw cou...
kernel: mm: shrinker: fix shrinker_info teardown race with expansion
A flaw was found in the Linux kernel's memory management mm shrinker subsystem. A race condition exists where the shrinkerinfo array can be prematurely freed while still accessible, leading to a use-after-free or double-free vulnerability. This memory corruption can be exploited by a local attack...
kernel: NFSv4: include MAY_WRITE in open permission mask for O_TRUNC
A flaw was found in the Linux kernel's NFSv4 implementation. A local user could exploit a vulnerability where opening a file with OTRUNC truncate and ORDONLY read-only flags would bypass the necessary write permission checks. This oversight allows an attacker to truncate a file without having...
kernel: Input: synaptics-rmi4 - bound the F3A keymap to the GPIO count
A flaw was found in the Linux kernel's synaptics-rmi4 input driver. The rmif3amapgpios function incorrectly allocates memory for the gpiokeymap, making it smaller than required. This allows a device reporting a specific gpiocount value to trigger an out-of-bounds read, leading to information...
kernel: NFSv4/flexfiles: reject zero filehandle version count
A flaw was found in the Linux kernel's NFSv4 Network File System version 4 flexfiles component. This vulnerability occurs when the fflayoutalloclseg function processes a malformed flexfiles layout that specifies a zero filehandle version count. An attacker could exploit this by providing a...
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: ALSA: virtio: Validate control metadata from the device
A flaw was found in the Linux kernel's ALSA virtio sound driver. A malicious or buggy virtio device can provide invalid control metadata, such as an unknown control type or an oversized value count. The driver's control handling trusts this unvalidated metadata, leading to out-of-bounds access wh...
kernel: smb: client: fix change notify replay double-free
A flaw was found in the Linux kernel's Server Message Block SMB client. This vulnerability occurs due to a double-free error when handling change notify replies. If a response attempt returns a replayable error and frees its buffer, and then SMB2notifyinit fails, the same buffer can be freed agai...
kernel: nfsd: release layout stid on setlease failure
A flaw was found in the Linux kernel's Network File System Daemon nfsd. When a setlease operation fails, the system prematurely releases a layout state identifier. An attacker could exploit this by triggering the failure, leading to a use-after-free vulnerability. This could result in a system...
kernel: smb: client: protect tc_count increment in smb2_find_smb_sess_tcon_unlocked()
A flaw was found in the Linux kernel's Server Message Block SMB client. A missing lock around the tccount increment in the smb2findsmbsesstconunlocked function creates a race condition. This vulnerability, caused by an incomplete refactoring of locking mechanisms, could lead to unexpected behavio...
kernel: net: mana: validate rx_req_idx to prevent out-of-bounds array access
A flaw was found in the Linux kernel's mana network driver. In Confidential Virtual Machines VMs, a missing bounds check when processing network events can allow a malicious hardware component or a compromised VM to write data outside of an intended memory region. This out-of-bounds access could...
kernel: Linux kernel: Arbitrary code execution via userfaultfd shadow stack manipulation
A flaw was found in the Linux kernel's userfaultfd mechanism. A local attacker with userfaultfd access could register on shadow stack Virtual Memory Areas VMAs. By discarding a page and injecting a page with chosen return addresses, an attacker could achieve arbitrary code execution. This...
kernel: netfilter: nfnetlink_cthelper: fix OOB read in nfnl_cthelper_dump_table()
A flaw was found in the Linux kernel's nfnetlinkcthelper component. This vulnerability, an out-of-bounds read, occurs in the nfnlcthelperdumptable function when a network connection tracking helper is removed during a dump operation, leading to a bypassed bounds check. A local attacker could...
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: 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: locking/rt: Fix the incorrect RCU protection in rt_spin_unlock()
A flaw was found in the Linux kernel. The rtspinunlock function, and similar real-time RT locking mechanisms, incorrectly release Read-Copy-Update RCU protection before fully unlocking, leading to a Use-After-Free UAF vulnerability. This issue could allow a local attacker to potentially cause a...
kernel: NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr
A flaw was found in the Linux kernel's NFSv4/pNFS implementation. The nfs4decodempdsaddr function, responsible for decoding network address information, does not properly handle zero-length raddr opaque data. A malicious or compromised metadata server can exploit this by providing a zero-length...
kernel: nvmet-auth: reject short AUTH_RECEIVE buffers
A flaw was found in the nvmet-auth component of the Linux kernel. A remote attacker, by sending a specially crafted AUTHRECEIVE buffer to an NVMe-oF NVM Express over Fabrics target with in-band authentication enabled, can trigger a heap out-of-bounds write. This vulnerability arises because the...
Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.31 bug fix and security update
Red Hat OpenShift Container Platform release 4.21.31 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 4.21. Red Hat Product Security has rated this update as having a...
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...
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...
Moderate: Red Hat Security Advisory: tar security, bug fix, and enhancement update
An update for tar 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 the C...
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: OpenShift Container Platform 4.21.31 security and extras update
Red Hat OpenShift Container Platform release 4.21.31 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.21. Red Hat Product Security has rated this update as having a security impact of...
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...
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...
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...
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/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/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...
Important: Red Hat Security Advisory: golang security update
An update for golang 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...
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,...
valkey: Valkey: Denial of Service via double free in Module Timer subsystem
A flaw was found in valkey-io valkey. A remote attacker could exploit a double free vulnerability in the moduleTimerHandler function within the Module Timer subsystem src/module.c. This flaw could lead to a denial of service...
valkey: Valkey: Remote code execution via use-after-free in stream deserialization
A flaw was found in Valkey, a distributed key-value database. A remote attacker could exploit a use-after-free vulnerability in the RESTORE command. This occurs when a malformed data stream is processed during stream deserialization, causing a shared resource to be improperly managed. If...
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: valkey: valkey-9.0.6-0.1.hum1 aarch64, x8664 valkey-compat-redis-9.0.6-0.1.hum1 noarch valkey-compat-redis-devel-9.0.6-0.1.hum1 noarch valkey-devel-9.0.6-0.1.hum1 aarch64, x8664...
valkey: Valkey: Remote code execution via TLS pending-data processing use-after-free
A flaw was found in Valkey. An authenticated client can trigger a CLIENT KILL command while the tlsProcessPendingData function iterates a pending list. This action causes connTLSClose to delete the iterator's cached next node, leading to a use-after-free vulnerability. This flaw, when Transport...
valkey: Valkey: Use-after-free vulnerability in Blocked-on-keys subsystem
A flaw was found in Valkey. A use-after-free vulnerability exists within the handleClientsBlockedOnKey function of the Blocked-on-keys Subsystem. A remote attacker could exploit this flaw, leading to a denial of service. The complexity of exploiting this vulnerability is high...
net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame
A flaw was found in the HTTP/2 protocol implementation within the Go standard library golang.org/x/net and net/http/internal/http2. A remote attacker can exploit this vulnerability by sending a specially crafted HTTP/2 SETTINGS frame with the SETTINGSMAXFRAMESIZE parameter set to zero. This...
Important: Red Hat Security Advisory: Red Hat build of MicroShift 4.21.31 security update
Red Hat build of MicroShift release 4.21.31 is now available with updates to packages and images that include a security update. 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...
Important: Red Hat Security Advisory: A Subscription Management tool for finding and reporting Red Hat product usage
A Subscription Management tool for finding and reporting Red Hat product usage Red Hat Discovery, also known as Discovery, is an inspection and reporting tool that finds, identifies, and reports environment data, or facts, such as the number of physical and virtual systems on a network, their...