145300 matches found
kernel: crypto: tegra - fix rctx->cryptlen calculation in tegra_gcm_do_one_req()
A flaw was found in the Linux kernel's Tegra cryptography module. An incorrect calculation in the 'tegragcmdoonereq' function, specifically when handling the 'cryptlen' parameter, can occur if a caller does not properly initialize the authentication size. This can lead to a write beyond the...
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...
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: netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu()
A flaw was found in the Linux kernel's netfilter component, specifically within the nfnetlinkqueue module. A local attacker with low privileges could trigger a race condition by calling nfreinject without the required rcureadlock in the instancedestroyrcu function. This could lead to suspicious R...
kernel: xfrm: Duplicate SPI Handling
In the Linux kernel, the following vulnerability has been resolved: xfrm: Duplicate SPI Handling The issue originates when Strongswan initiates an XFRMMSGALLOCSPI Netlink message, which triggers the kernel function xfrmallocspi. This function is expected to ensure uniqueness of the Security...
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: Linux kernel: ALSA timer use-after-free vulnerability allows privilege escalation
A flaw was found in the Linux kernel's Advanced Linux Sound Architecture ALSA timer component. A lack of serialization in the userspace-driven timer utimer TRIGGER ioctl allows two threads to concurrently call sndtimerinterrupt. This race condition can lead to a use-after-free vulnerability, wher...
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...
kernel: scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer
A flaw was found in the Linux kernel's libiscsitcp component. A remote attacker, acting as a malicious iSCSI target, could send a specially crafted iSCSI SCSI Command Response ISCSIOPSCSICMDRSP with an oversized data segment. This could lead to a buffer overflow in a fixed-size buffer, potentiall...
kernel: ALSA: 6fire: fix use-after-free on disconnect
A flaw was found in the Linux kernel's ALSA 6fire USB audio device driver. During the disconnection process of a 6fire USB audio device, a use-after-free vulnerability occurs. This happens when the system attempts to write to memory that has already been deallocated, which can lead to memory...
kernel: Bluetooth: MGMT: validate LTK enc_size on load
A flaw was found in the Linux kernel's Bluetooth management MGMT component. An attacker could exploit a vulnerability in how Long Term Keys LTK are loaded. By providing an oversized encryption size, a stack buffer overflow can occur, potentially leading to a denial of service...
kernel: vxlan: do not reuse cached ip_hdr() value after skb_tunnel_check_pmtu()
A flaw was found in the Linux kernel's Virtual Extensible LAN VXLAN module. This vulnerability occurs because a cached IP header pointer is improperly reused after a Path Maximum Transmission Unit PMTU check. When the packet's head is modified during the PMTU check, the old cached IP header point...
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: vxlan: do not reuse cached ip_hdr() value after skb_tunnel_check_pmtu()
A flaw was found in the Linux kernel's Virtual Extensible LAN VXLAN module. This vulnerability occurs because a cached IP header pointer is improperly reused after a Path Maximum Transmission Unit PMTU check. When the packet's head is modified during the PMTU check, the old cached IP header point...
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: xfrm: Duplicate SPI Handling
In the Linux kernel, the following vulnerability has been resolved: xfrm: Duplicate SPI Handling The issue originates when Strongswan initiates an XFRMMSGALLOCSPI Netlink message, which triggers the kernel function xfrmallocspi. This function is expected to ensure uniqueness of the Security...
kernel: blk-mq: pop cached request if it is usable
A flaw was found in the Linux kernel's blk-mq component. This use-after-free vulnerability occurs when a task attempts to submit a bio a data structure for I/O operations to blk-mq. If the task is interrupted and sleeps after checking for a cached request but before using it, the cached request c...
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: 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,...
Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update
An update for kernel is now available for Red Hat Enterprise Linux 9.4 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...
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: 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...
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: 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: Bluetooth: MGMT: validate LTK enc_size on load
A flaw was found in the Linux kernel's Bluetooth management MGMT component. An attacker could exploit a vulnerability in how Long Term Keys LTK are loaded. By providing an oversized encryption size, a stack buffer overflow can occur, potentially leading to a denial of service...
kernel: Bluetooth: SCO: fix race conditions in sco_sock_connect()
A flaw was found in the Linux kernel, specifically within its Bluetooth Synchronous Connection-Oriented SCO component. This vulnerability occurs due to race conditions when multiple connection attempts are made simultaneously on the same Bluetooth socket. This can lead to a use-after-free error,...
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...
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: 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...
Important: Red Hat Security Advisory: Red Hat Service Interconnect 2.2.4 Release (images)
OpenShift container images for the Red Hat Service Interconnect 2.2 release. Red Hat Service Interconnect 2.2 creates a service network, linking TCP and HTTP services across the hybrid multicloud. A service network enables communication between services running in different network locations or...
Important: Red Hat Security Advisory: ansible-collection-redhat-leapp security update
An update for ansible-collection-redhat-leapp 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...
ansible-collection-redhat-leapp: ansible-collection-redhat-leapp: Information disclosure via Leapp report tampering
A flaw was found in ansible-collection-redhat-leapp. An attacker with privileged write access to a managed node's Leapp report content can manipulate it. When an operator runs a specific remediation task, this manipulated report can cause the Ansible controller to read its own local files and cop...
ansible-collection-redhat-leapp: ansible-collection-redhat-leapp: Information disclosure of PostgreSQL data via insecure backup permissions
A flaw was found in ansible-collection-redhat-leapp. When a remediation task is executed with elevated privileges and the leappoldpostgresqldata option is selected, a PostgreSQL data backup archive is created with insecure permissions. This allows a local non-root user on the managed node to read...
Important: Red Hat Security Advisory: kernel security update
An update for kernel 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 Vulnerabilit...
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: 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: 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: 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...
kernel: net: bridge: use a stable FDB dst snapshot in RCU readers
A flaw was found in the Linux kernel. Inconsistent handling of local Forwarding Database FDB entries in the bridge networking component's RCU Read-Copy-Update readers can lead to a null-pointer dereference. A local attacker could exploit this by triggering a concurrent update to an FDB entry,...
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: prometheus3.13: prometheus3.13-3.13.5-0.2.hum1 aarch64, x8664 prometheus3.13-3.13.5-0.2.hum1.src src Security Fixes: prometheus3.13: CVE-2026-116591...
github.com/klauspost/compress/zstd: klauspost/compress: Denial of Service via crafted zstd compressed input
A flaw was found in the klauspost compress library. A remote attacker can exploit this vulnerability by submitting a specially crafted Zstandard zstd compressed stream to an application using the library, resulting in a Denial of Service DoS. Due to an integer handling error in the decompression...
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: caddy: caddy-2.11.7-0.4.hum1 aarch64, s390x, x8664 caddy-2.11.7-0.4.hum1.src src Security Fixes: caddy: CVE-2026-116591...
github.com/klauspost/compress/zstd: klauspost/compress: Denial of Service via crafted zstd compressed input
A flaw was found in the klauspost compress library. A remote attacker can exploit this vulnerability by submitting a specially crafted Zstandard zstd compressed stream to an application using the library, resulting in a Denial of Service DoS. Due to an integer handling error in the decompression...
Important: Red Hat Security Advisory: libX11 security update
An update for libX11 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...
libX11: libX11: Heap-based buffer overflow via malicious X server
A flaw was found in libX11. A heap-based buffer overflow vulnerability exists during the handling of XkbGetMap replies. A remote attacker, by operating a malicious X server, could exploit this flaw to potentially execute arbitrary code or cause a denial of service on the client system. User...
jose: jose: Denial of Service via unbounded decompression of crafted JWE tokens
A flaw was found in jose. This vulnerability allows an unauthenticated remote attacker to cause a Denial of Service DoS through memory exhaustion. When processing JSON Web Encryption JWE tokens that use compression, the library decompresses the payload without enforcing limits on the output size ...
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: rabbitmq-server4.3: rabbitmq-server4.3-4.3.7-0.2.hum1 aarch64, s390x, x8664 rabbitmq-server4.3-4.3.7-0.2.hum1.src src Security Fixes: rabbitmq-server4.3: CVE-2026-65627...
github.com/klauspost/compress/zstd: klauspost/compress: Denial of Service via crafted zstd compressed input
A flaw was found in the klauspost compress library. A remote attacker can exploit this vulnerability by submitting a specially crafted Zstandard zstd compressed stream to an application using the library, resulting in a Denial of Service DoS. Due to an integer handling error in the decompression...
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: trivy: trivy-0.76.1-0.2.hum1 aarch64, s390x, x8664 trivy-0.76.1-0.2.hum1.src src Security Fixes: trivy: CVE-2026-116591...