These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.
A vulnerability was resolved in the Linux kernel related to the dpll: zl3073x. The change_work was introduced to send device change notifications from DPLL device callbacks without deadlocking on dpll_lock. This change eliminates a race condition where change_work could be re-scheduled after cancel_work_sync() during device teardown, potentially causing the handler to dereference a freed or NULL dpll_dev [truncated]
A Linux kernel Bluetooth L2CAP vulnerability was resolved. In the Linux kernel, the Bluetooth: l2cap: clear chan->ident on ECRED reconfiguration success vulnerability has been addressed. The l2cap_ecred_reconf_rsp() function returned early on success without clearing chan->ident. This could allow a remote attacker to replay a failure response with the stale ident, causing the kernel to match and destroy t [truncated]
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-19T16:17:16.500Z and has not been modified since then. This vulnerability affects Linux kernel users and administrators, who should review and apply patches to prevent potential Bluetooth-related issues. The vulnerability involves setting HCI_CMD_DRAIN_WORKQUEUE during device close to avoid queuing [truncated]
A Linux kernel vulnerability was resolved, adding NULL guards in the teardown path to prevent panic on attach failure in the mana network driver. This vulnerability can cause a NULL pointer dereference panic when queue allocation fails partway through. The fix adds NULL guards for certain pointers to prevent this issue. The affected product is the Linux kernel, and the vulnerability class is related to NU [truncated]
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-19T16:17:16.283Z and has not been modified since then. The vulnerability affects the Linux kernel's net: mana component, which can lead to NULL pointer dereferences during queue teardown when mana_detach() is called redundantly. This vulnerability has been resolved by adding an early exit in mana_de [truncated]
A Linux kernel vulnerability, CVE-2026-63971, was resolved to address a race condition between sctp_wait_for_connect and peeloff. This issue could allow an attacker to access the association under the wrong lock, potentially leading to unintended behavior or privilege escalation. System administrators and security teams should review the official advisory and ensure that the necessary patches are applied [truncated]
A Linux kernel vulnerability, CVE-2026-63970, was resolved by binding uarg before filling zerocopy skb. The issue arose in virtio_transport_send_pkt_info() where the zerocopy uarg was allocated or reused before entering the send loop. However, virtio_transport_alloc_skb() still filled the skb before it inherited that uarg. This caused issues when fixed-buffer vectored zerocopy hit MAX_SKB_FRAGS, leading t [truncated]
CVE-2026-63969 patched in Linux kernel. The vulnerability was resolved by applying a fix similar to commit f8d8ce1b515a. This fix addresses a possible infinite loop in rt6_fill_node(). Writers holding tb6_lock can list_del_rcu(&rt->fib6_siblings) without waiting for RCU readers; rt->fib6_siblings.next then still points into the old ring and this softirq-side walker never reaches &rt->fib6_siblings, causin [truncated]
A vulnerability was found in the Linux kernel related to ipv6. Writers holding tb6_lock can list_del_rcu(&first->fib6_siblings) without waiting for RCU readers; first->fib6_siblings.next then still points into the old ring and this softirq-side walker never reaches &first->fib6_siblings as its terminator. fib6_purge_rt() always WRITE_ONCE()s first->fib6_nsiblings to 0 before list_del_rcu(), so an inside-l [truncated]
A stack leak vulnerability was discovered in the Linux kernel's iio: imu: st_lsm6dsx module. The vulnerability occurs in the tagged FIFO path, where an uninitialized structure is declared on the stack, leading to a potential leak of sensitive data to userspace. This issue could allow attackers to access sensitive information. The vulnerability was resolved by adding a zero-initializer to the structure. Li [truncated]
A stack leak vulnerability was discovered in the Linux kernel's adis16550_trigger_handler function. The function declares a scan data array on the stack without initializing it. The memcpy() function fills only the first 28 bytes, and iio_push_to_buffers_with_timestamp() writes the s64 timestamp at offset 32. Bytes 28-31 remain uninitialized stack data, leaking to userspace on every trigger. The vulnerabi [truncated]
A stack leak vulnerability was found in the Linux kernel's iio pressure bmp280 driver. The vulnerability occurs in the bmp580_trigger_handler function, which declares a scan buffer on the stack without initializing it. This allows 2 bytes of stack data to be pushed to userspace per scan. The vulnerability was introduced when the buffer was moved from the private data to a stack-local struct, dropping the [truncated]
The Linux kernel was vulnerable to a type confusion issue in the usb: typec: ucsi: ccg: reject firmware images without a ':' record header. A local attacker with elevated privileges could trigger a denial-of-service (DoS) condition. This issue was resolved by rejecting firmware images without a ':' record header in the do_flash() function. The vulnerability affects Linux kernel versions with the usb: type [truncated]
A vulnerability was found in the Linux kernel's USB type-c TC PM. The vulnerability is related to the validation of VDO count in Discover Identity ACK handlers. The Linux kernel maintainers have resolved this issue by properly validating the count passed from a device when calling svdm_consume_identity() or svdm_consume_identity_sop_prime(). This issue affects Linux kernel deployments and requires review [truncated]
The Linux kernel was vulnerable to an out-of-bounds write in the USB Type-C Power Delivery (PD) driver. The vulnerability, now resolved, was found in the tcpm_pd_svdm() function, which did not properly validate the number of VDOs (Vendor-Defined Objects) in an incoming Discover Modes ACK. This allowed a malicious port partner to trigger an out-of-bounds write in the altmode_desc array. The vulnerability h [truncated]
A vulnerability in the Linux kernel has been resolved. The vulnerability is related to the usb: typec: altmodes/displayport module, where a broken or malicious device can send an incorrect count for a status update VDO, causing the kernel to read uninitialized stack data and send it elsewhere. This issue highlights the importance of verifying device inputs to prevent data exposure.
The Linux kernel was updated to address a vulnerability in the usb: typec: wcove driver. The wcove_read_rx_buffer() function did not properly validate the number of bytes received from the port partner, allowing a malicious partner to drive the loop past the destination buffer. Additionally, the function wrote four bytes to the destination buffer for each register read, causing high bytes to be zeroed out [truncated]
A vulnerability was found in the Linux kernel's USB type-c TC PM TCP CI Maxim driver. A malicious port can transmit a CRC-valid frame with a header advertising up to seven data objects but a body with fewer than that. The kernel fails to validate the header NDO against the RX_BYTE_CNT, potentially allowing the reading of uninitialized stack memory. The vulnerability has been resolved in the Linux kernel.
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-19T16:17:14.667Z and has not been modified since then. This vulnerability affects the Linux kernel, specifically the usb: typec: ucsi module. A buggy or malicious PPM can drive schedule_work() on memory past the end of the ucsi->connector[] array.
A vulnerability in the Linux kernel's USB: serial: safe_serial component has been resolved. The vulnerability could allow user-controlled slab corruption in 'safe' mode if a malicious device reports a smaller size. This could lead to potential memory corruption issues. Users of Linux kernel with USB: serial: safe_serial functionality should verify that their systems are patched to prevent potential memory corruption.
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-19T16:17:14.410Z and has not been modified since then. The Linux kernel's USB: serial: cypress_m8 driver has a vulnerability that could lead to memory corruption with small endpoints. Users of the Linux kernel should verify their systems for potential vulnerabilities and ensure that the interrupt-ou [truncated]
The Linux kernel was vulnerable to a bug that triggered by BH disabled context. The bug was in __get_vm_area_node() which currently triggers a BUG() if in_interrupt() returns true. However, in_interrupt() also reports true when BH are disabled. This was resolved by replacing the in_interrupt() check with in_nmi() || in_hardirq(). The bug was triggered in the bridge code when rhashtable_lookup_insert_fast( [truncated]
A Linux kernel vulnerability, CVE-2026-63954, has been identified that can cause a system crash if the hpfs_map_dnode_bitmap function fails. This issue arises when the code attempts to call hpfs_brelse4 on an uninitialized quad buffer head. The vulnerability is located in the hpfs (High Performance File System) part of the Linux kernel. System administrators and users of Linux-based systems should be awar [truncated]
A Linux kernel vulnerability, CVE-2026-63953, was resolved in the mm/migrate_device component. The issue involves a memory leak in the migrate_vma_insert_huge_pmd_page function due to a missing free operation in the error path. This vulnerability affects Linux kernel deployments and could potentially lead to memory exhaustion if exploited. Linux kernel developers and maintainers should review the official [truncated]
A vulnerability was found in the Linux kernel related to memfd and SEAL_WRITE. The vulnerability allowed an attacker to create a memfd that appears to be write-sealed but can still be modified arbitrarily. This was resolved by adding implied seals before checking for writable mappings. The fix ensures that the contract provided by SEAL_WRITE is upheld, preventing potential attacks that could exploit this [truncated]
A Linux kernel vulnerability, CVE-2026-63951, was resolved by a patch using RCU to fix a use-after-free in zram_writeback_endio. The vulnerability was caused by a race condition between the bio completion handler and the writeback task, leading to a NULL pointer dereference. The patch ensures that wb_ctl remains valid during the execution of zram_writeback_endio, preventing potential system crashes.
A vulnerability was found in the Linux kernel's memory management subsystem, specifically in the try_to_unmap_one function. The bug occurs due to the improper initialization of the nr_pages variable, which can lead to potential refcount/mapcount corruption when a 64K large folio is mmaped with MAP_ANONYMOUS | MAP_DROPPABLE, and then madvise(MADV_FREE) is called, followed by making the last page device-exc [truncated]
A vulnerability has been resolved in the Linux kernel related to the auxdisplay subsystem. The vulnerability is an out-of-bounds (OOB) read issue in the linedisp_display() function, which can be triggered by a zero-byte write to the message sysfs attribute. This issue arises because the function unconditionally reads msg[count - 1] before checking whether count is zero, leading to an OOB read when count i [truncated]
A vulnerability was found in the Linux kernel's Bluetooth L2CAP module. The vulnerability is caused by a reference leak in the l2cap_chan_timeout() function when the chan->conn is NULL. This can lead to a denial of service attack. The vulnerability was resolved by adding a missing l2cap_chan_put() call before the early return. Linux kernel developers and maintainers should review and update Linux kernel v [truncated]
A vulnerability was found in the Linux kernel's Bluetooth HIDP implementation. The hidp_input_report() function does not properly verify the length of the input report, leading to an out-of-bounds read when a paired device sends a truncated packet. This can result in phantom key presses or spurious mouse movement. The issue is resolved by replacing open-coded length tracking and pointer arithmetic with sk [truncated]