145300 matches found
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 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...
Important: Red Hat Security Advisory: Red Hat OpenShift API for Data Protection
A new version of OpenShift API for Data Protection OADP is now available. OpenShift API for Data Protection OADP enables you to back up and restore application resources, persistent volume data, and internal container images to external backup storage. OADP enables both file system-based and...
kernel: crypto: pcrypt - Fix handling of MAY_BACKLOG requests
A flaw was found in the Linux kernel's pcrypt component. This vulnerability involves how the system handles certain requests, specifically MAYBACKLOG requests, which can indicate a temporary busy state. If not properly managed, the system's processing of these requests could lead to resource...
kernel: nvmet: fix pre-auth out-of-bounds heap read in Discovery Get Log Page
A flaw was found in the Linux kernel's nvmet subsystem. An unauthenticated remote attacker could exploit an out-of-bounds heap read vulnerability in the Discovery Get Log Page function. By sending a specially crafted request with a manipulated offset, an attacker could read sensitive kernel memor...
kernel: selinux: check connect-related permissions on TCP Fast Open
A flaw was found in the Linux kernel's Security-Enhanced Linux SELinux module. When using TCP Fast Open, SELinux failed to properly check connect-related permissions. This oversight could allow a local attacker to bypass SELinux network access controls, potentially enabling unauthorized network...
kernel: procfs: fix missing RCU protection when reading real_parent in do_task_stat()
A flaw was found in the Linux kernel's procfs component. When reading /proc/pid/stat, the dotaskstat function accesses task-realparent without proper Read-Copy-Update RCU protection. This missing protection creates a race condition, which can lead to a Use-After-Free UAF vulnerability. A local...
Important: Red Hat Security Advisory: kernel security update
An update for kernel 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 Vulnerabilit...
kernel: rtnetlink: add missing netlink_ns_capable() check for peer netns
A flaw was found in the Linux kernel's rtnetlink component. An unprivileged local user, leveraging a user namespace, can exploit a missing CAPNETADMIN capability check in the rtnlnewlink function. This allows the user to create paired network devices in arbitrary network namespaces, including the...
kernel: mac802154: llsec: add skb_cow_data() before in-place crypto
A flaw was found in the Linux kernel's mac802154 IEEE 802.15.4 MAC security component. This vulnerability allows for data corruption and potential kernel crashes when cryptographic transformations are performed on shared network packet data without proper isolation. A remote attacker could exploi...
kernel: Linux kernel: Denial of Service in qla2xxx SCSI driver due to improper command handling after chip reset
A flaw was found in the Linux kernel's qla2xxx SCSI driver. This vulnerability occurs when commands sent to the firmware FW are not properly cleared after a chip reset. A local attacker could exploit a race condition during direct memory access DMA unmapping, leading to a kernel panic. This can...
kernel: crypto: af_alg - Cap AEAD AD length to 0x80000000
A flaw was found in the Linux kernel's afalg cryptography module. This vulnerability involves an arithmetic overflow when processing associated data lengths during the transmit buffer size check. A remote attacker could exploit this flaw by providing a specially crafted associated data length,...
kernel: scsi: qla2xxx: Bound rsp_info_len to avoid OOB sense-data read
A flaw was found in the Linux kernel's scsi: qla2xxx driver. A remote attacker, by sending a specially crafted Fibre Channel Protocol FCP response, could cause an integer underflow. This underflow leads to an out-of-bounds read when handling sense data, potentially disclosing sensitive memory...
Important: Red Hat Security Advisory: python-tornado security update
An update for python-tornado 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...
tornado: Tornado: Denial of Service via decompression bomb in CurlAsyncHTTPClient
A flaw was found in Tornado. A remote malicious server can cause a Denial of Service DoS when an application using the CurlAsyncHTTPClient component fetches an untrusted web address. Because the client fails to enforce limits on incoming response sizes, the attacker can return a small, highly...
rsyslog: rsyslog: Denial of service via heap buffer overflow in RainerScript replace() function
A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript replace function by sending specially crafted syslog messages. This vulnerability arises from an incorrect buffer size calculation during string replacement, causing memory...
Important: Red Hat Security Advisory: rsyslog security update
An update for rsyslog 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 Vulnerabili...
rsyslog: A configuration-dependent issue in rsyslog's optional imptcp input module can allow an unauthenticated remote peer to crash rsyslogd
A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cause an invalid internal message length and terminate rsyslogd. No confidentiality or integrity impact, privilege escalation, or code...
crypto/x509: golang: crypto/x509: Man-in-the-middle attacks via untrusted intermediate certificates
A flaw was found in Go's crypto/x509 package. The certificate verification process fails to block trust in intermediate certificates associated with a compromised Certificate Authority CA. A remote attacker presenting a certificate signed by these intermediate authorities can impersonate legitima...
net/textproto: mime/multipart: golang: golang: Denial of Service via memory limit bypass in multipart form parsing
A flaw was found in the mime/multipart and net/textproto packages in Go. A remote attacker could exploit this vulnerability by submitting a crafted multipart form request that bypasses configured memory limits when the remaining boundary limit is small. This issue allows the application to read a...
Important: Red Hat Security Advisory: yggdrasil security update
An update for yggdrasil 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...
net/http: net/http/internal/http2: golang.org/x/net/http2: net/http: Denial of Service via excessive HTTP/2 SETTINGS frames
A flaw was found in the Go net/http package. This flaw allows a remote attacker to cause a Denial of Service DoS by triggering excessive CPU consumption on an affected client or server. By opening a large number of HTTP/2 streams and repeatedly sending small configuration SETTINGS frames that...
kernel: net/handshake: Drain pending requests at net namespace exit
A flaw was found in the Linux kernel's network handshake component. When a network namespace exits, pending handshake requests may not be properly released due to incorrect list handling. This can lead to resource leaks and a list-corruption race, potentially resulting in memory corruption. An...
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: usb: usbfs: fix use-after-free of usb_device in usbdev_release()
A flaw was found in the Linux kernel's USB subsystem usbfs. An unprivileged local attacker with read/write access to a /dev/bus/usb node could exploit a use-after-free vulnerability. This occurs because the usbdevice structure is prematurely freed before all pending operations are completed...
kernel: net: gro: fix double aggregation of flush-marked skbs
A flaw was found in the Linux kernel's Generic Receive Offload GRO networking subsystem. An attacker could exploit this by sending specially crafted network packets that cause a double aggregation of flush-marked socket buffers skbs. This issue arises from a missing flush check, which allows...
kernel: tcp: restrict SO_ATTACH_FILTER to priv users
A flaw was found in the Linux kernel's handling of TCP sockets. An unprivileged application can exploit this vulnerability by attaching a Berkeley Packet Filter BPF using the SOATTACHFILTER option. This allows the application to conduct a side-channel attack, leading to the leakage of sensitive T...
Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update
An update for kernel is now available for Red Hat Enterprise Linux 10.2 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...
kernel: net: smc: fix splice entry lifetime imbalance in smc_rx_splice
A flaw was found in the Linux kernel's smcrxsplice function within the net: smc component. This vulnerability arises from an imbalance in the lifetime management of splice entries, where page references are not properly handled before being passed to splicetopipe. This can lead to a reference cou...
kernel: md/raid5-ppl: fix use-after-free in ppl_do_flush()
A flaw was found in the Linux kernel. A local attacker can cause a Denial of Service DoS or potentially escalate privileges through a use-after-free vulnerability in the RAID-5 Partial Parity Log PPL component. During flush operations, the system improperly continues to access an input/output I/O...
kernel: net/packet: avoid fanout hook re-registration after unregister
A flaw was found in the Linux kernel's net/packet subsystem. A race condition can occur during the re-registration of a fanout hook after a network device has been unregistered. This issue arises when the packetsetring function attempts to re-add a fanout hook based on a stale state, potentially...
kernel: smb: client: clear setuid/setgid bit on write with cifsacl/modefromsid/posix extensions
A flaw was found in the Linux kernel's Server Message Block SMB client. When a file with the setuid or setgid bit is written to on certain Common Internet File System CIFS mounts specifically those using 'cifsacl', 'modefromsid' options, or SMB3.1.1 POSIX extensions, the kernel fails to properly...
kernel: vfio/pci: clear vdev->msi_perm after freeing it on init failure
A flaw was found in the Linux kernel's vfio/pci component. During device initialization, a memory pointer is not properly cleared after being freed, leading to a use-after-free and double-free vulnerability. A local attacker could exploit this flaw to cause a system crash, resulting in a denial o...
kernel: net: shaper: rework the VALID marking (again)
A flaw was found in the net/shaper component of the Linux kernel. A race condition exists in how VALID marks are handled for entries in an XArray. This can lead to a Use-After-Free UAF vulnerability, where memory is incorrectly freed while still in use, potentially allowing an attacker to cause a...
kernel: KVM: s390: pci: Reject adapter interrupt forwarding if already enabled
A flaw was found in the Linux kernel's KVM Kernel-based Virtual Machine s390 PCI component. This vulnerability arises from improper handling of adapter interrupt forwarding, where enabling it multiple times for a zPCI device without prior unregistration can lead to resource overwriting and leakag...
kernel: fuse: re-lock request before replacing page cache folio
A flaw was found in the Linux kernel's Filesystem in Userspace FUSE component. The fusetrymovefolio function, responsible for managing page cache folios, fails to re-lock a request after initially unlocking it on a successful path. This oversight allows another function, fusechanabort, to...
kernel: net/handshake: hand off the pinned file reference to accept_doit
A flaw was found in the Linux kernel's net/handshake component. A race condition exists where a network handshake request can be removed and its associated file reference released concurrently while the accept-side code attempts to access it. This can lead to the system attempting to read from...
kernel: net/handshake: Take a long-lived file reference at submit
A flaw was found in the Linux kernel's networking handshake component. This vulnerability occurs because a critical file reference is not properly maintained during the handshake process. An attacker could potentially exploit this by causing the system to prematurely release a socket, leading to ...
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: selinux: check connect-related permissions on TCP Fast Open
A flaw was found in the Linux kernel's Security-Enhanced Linux SELinux module. When using TCP Fast Open, SELinux failed to properly check connect-related permissions. This oversight could allow a local attacker to bypass SELinux network access controls, potentially enabling unauthorized network...
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...
Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update
An update for kernel is now available for Red Hat Enterprise Linux 9.6 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...
kernel: ALSA: usx2y: bound the hwdep mmap fault offset
A flaw was found in the Advanced Linux Sound Architecture ALSA usx2y driver in the Linux kernel. A local attacker, by opening the hwdep node of an attached US-X2Y device, could exploit an unbounded memory mapping mmap fault offset. This allows read-write access to arbitrary kernel memory,...
kernel: scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show()
A flaw was found in the Linux kernel's SCSI target subsystem. This vulnerability, a buffer overflow, occurs in the tgptgpmembersshow function when processing long iSCSI IQN names. An attacker could potentially exploit this by providing a specially crafted input, leading to the disclosure of...
kernel: crypto: af_alg - Cap AEAD AD length to 0x80000000
A flaw was found in the Linux kernel's afalg cryptography module. This vulnerability involves an arithmetic overflow when processing associated data lengths during the transmit buffer size check. A remote attacker could exploit this flaw by providing a specially crafted associated data length,...
kernel: blk-cgroup: fix UAF in __blkcg_rstat_flush()
A flaw was found in the Linux kernel's block input/output control group blk-cgroup component. This vulnerability, a Use-After-Free UAF, occurs when multiple block control groups are released at the same time. A race condition allows one group to remove another's entries while it is still in use,...
kernel: mac802154: llsec: add skb_cow_data() before in-place crypto
A flaw was found in the Linux kernel's mac802154 IEEE 802.15.4 MAC security component. This vulnerability allows for data corruption and potential kernel crashes when cryptographic transformations are performed on shared network packet data without proper isolation. A remote attacker could exploi...
kernel: nvmet-auth: validate reply message payload bounds against transfer length
A flaw was found in the Linux kernel's nvmet-auth component. A remote attacker, by sending a specially crafted NVMe-oF NVMe over Fabrics authentication reply message, can cause an out-of-bounds read in the kernel's memory. This vulnerability, exploitable pre-authentication, can lead to the...
kernel: nvmet: fix pre-auth out-of-bounds heap read in Discovery Get Log Page
A flaw was found in the Linux kernel's nvmet subsystem. An unauthenticated remote attacker could exploit an out-of-bounds heap read vulnerability in the Discovery Get Log Page function. By sending a specially crafted request with a manipulated offset, an attacker could read sensitive kernel memor...
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...