These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.
The Linux kernel vulnerability CVE-2026-72183 allows a sandboxed process to bypass LANDLOCK_SCOPE_SIGNAL protections through asynchronous SIGIO delivery. A patch has been applied to record the Landlock domain for every non-single-process target and exempt the registrant's thread group. This vulnerability affects Linux kernel security teams, Linux distribution maintainers, and users of Linux-based systems. [truncated]
The Linux kernel's mips sched component is vulnerable to a memory corruption issue when CONFIG_CPUMASK_OFFSTACK is enabled. This occurs due to improper handling of cpumask_var_t, causing copy_from_user() to potentially clobber the mask pointer. The issue is addressed by allocating new_mask first and using cpumask_size() to handle variable-sized user masks. Affected product deployments should be reviewed f [truncated]
A vulnerability has been identified in the Linux kernel, specifically in the cacheinfo subsystem. The issue arises from a node reference leak in the populate_cache_leaves function for the RISC-V architecture. This leak occurs when the loop that populates cache leaves terminates naturally without dropping the reference to the last valid node. The fix involves changing the final of_node_put(np) to of_node_p [truncated]
A vulnerability was found in the Linux kernel's DAMON (Data Access Monitoring) subsystem. The issue occurs when committing target PIDs during a context commit operation fails, leading to a potential PID leak. This is because the destination context may not have the necessary cleanup callback to put the PIDs if the commit fails before the source context's operations are committed. The vulnerability is cons [truncated]
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-15T06:21:35.937Z and has not been modified since then. The Linux kernel vulnerability in mm/damon/sysfs-schemes allows uninitialized memory dereference and/or memory leak due to incorrect directory put orders in error paths of damon_sysfs_access_pattern_add_dirs() and damon_sysfs_scheme_add_dirs() f [truncated]
A vulnerability was found in the Linux kernel's DAMON sysfs interface. The issue occurs when the setup of the 'tried_regions' directory fails, but the error path incorrectly releases the reference to the 'tried_regions' directory instead of the 'stats' directory. This leads to a memory leak of the 'stats' directory object. Furthermore, if the failure occurs during the initial allocation, the 'scheme->trie [truncated]
The Linux kernel vulnerability CVE-2026-72175 is related to a race condition in the make_uffd_wp_huge_pte() function in fs/proc/task_mmu. This vulnerability could lead to the loss of hardware Dirty/Accessed updates when PAGEMAP_SCAN write-protects a hugetlb PTE. Linux kernel users and administrators should be aware of this vulnerability and take necessary actions to protect their systems. The vulnerabilit [truncated]
A deadlock vulnerability exists in the Linux kernel when handling PAGEMAP_SCAN ioctl requests on hugetlb VMAs. The issue arises when the scan encounters an unpopulated part of the range, causing the thread to hang unkillably. This is due to a self-deadlock in pagemap_scan_pte_hole(), where the hugetlb vma lock is held for read and then attempted to be taken for write, leading to a block in down_write().
The Linux kernel vulnerability CVE-2026-72173 was resolved, involving a stale warning in fs/proc/task_mmu.c for non-migration PMD entries. This issue has been addressed, and Linux kernel users should verify their kernel versions and apply patches if necessary. The vulnerability was related to a stale warning present from the time when only migration softleaf entries were supported at the PMD level. The fi [truncated]
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-15T06:21:35.353Z and has not been modified since then. The Linux kernel has a vulnerability in mm/mm_init where uninitialized struct pages for ZONE_DEVICE can occur if DAX memory is hotplugged into an unoccupied subsection of an early section. This can lead to unexpected behavior or crashes. The iss [truncated]
The Linux kernel has a vulnerability that has been resolved. The vulnerability is related to the mtd: slram module, which did not properly handle failed entries in the device list. This could lead to a partially initialized entry remaining on the global list, allowing a later cleanup to dereference or free invalid state from that failed entry. The issue arises from the module's registration process, where [truncated]
The Linux kernel's 9p filesystem component has a vulnerability that can lead to warnings in cacheless mode. This is due to v9fs_dec_count() unconditionally calling drop_nlink() on regular files, even when the inode's nlink is already zero. The fix involves skipping nlink updates in cacheless mode. System administrators and users of Linux systems, especially those with 9p filesystem usage and high unlink w [truncated]
The Linux kernel vulnerability (CVE-2026-72169) involves an issue with the kho scratch size not being aligned by CMA_MIN_ALIGNMENT_BYTES when using fixed scratch sizes via the command line. This can result in the kernel releasing a pageblock that is only partially scratch. Linux kernel users and administrators should be aware of this vulnerability and take necessary actions to prevent potential memory cor [truncated]
The Linux kernel vulnerability (CVE-2026-72167) involves a fix for the rawnand: pl353 probe resource allocation issue. During probe(), devm_ioremap() was called with the parent device instead of the current one, causing the register area not to be released when the module is unloaded. The fix targets the pl35x device in devm_ioremap(). This issue affects Linux kernel developers, users, and administrators, [truncated]
The CVE-2026-72166 vulnerability is caused by an infinite loop in the p9_client_rpc function of the Linux kernel's 9p network file system. This loop can be triggered when a fatal signal is received while the function is waiting for I/O completion. The issue can lead to a denial-of-service (DoS) attack, causing the system to become unresponsive. Affected systems include Linux-based operating systems that u [truncated]
The Linux kernel has a vulnerability in the OCFS2 filesystem, where extents could be moved to occupied clusters, potentially causing data corruption or unauthorized access. A patch has been applied to address this issue. The vulnerability is related to the OCFS2_IOC_MOVE_EXT operation, where userspace supplies a physical goal and ocfs2_probe_alloc_group() is expected to replace it with a free run in the t [truncated]
A direct write over unwritten extents can panic the kernel in ocfs2_assure_trans_credits() when the journal aborts during DIO completion. The crash is a general protection fault from a NULL pointer dereference. This issue arises in the Linux kernel's ocfs2 component, affecting systems that utilize this file system. The vulnerability is triggered by a specific sequence of operations involving direct writes [truncated]
The Linux kernel's ocfs2 has a UBSAN array-index-out-of-bounds vulnerability. On-disk corruption setting l_next_free_rec to 0 in an inode's embedded extent list triggers a UBSAN panic on the next write to that file. The issue arises in ocfs2_sum_rightmost_rec() when computing an index without validating it, leading to potential out-of-bounds access. The fix involves validating the inode's embedded extent [truncated]
The Linux kernel has a vulnerability in the OCFS2 filesystem, specifically in the validation of inode blocks. The vulnerability rejects dinodes with non-canonical i_mode type. This is part of a patch series to harden inode validators against forged metadata. The patch series adds three structural checks to OCFS2 dinode validation to reject malformed on-disk fields before they are copied into the in-core i [truncated]
The Linux kernel has a vulnerability that has been resolved in ocfs2, where non-inline dinodes with i_size and zero i_clusters are rejected. This is because such a shape is structurally malformed. The check is also mirrored in ocfs2_filecheck_validate_inode_block(). Affected Linux system administrators and users who use the ocfs2 filesystem should take action to verify and update their systems. The vulner [truncated]
A vulnerability in the Linux kernel has been resolved. The function dfh_get_param_size() did not properly validate the size of parameters, which could lead to a buffer overflow when a malicious FPGA device provides crafted DFHv1 parameter headers. This vulnerability affects Linux kernel users and FPGA device administrators. The Linux kernel maintainers have provided a patch to address this vulnerability. [truncated]
The Linux kernel vulnerability CVE-2026-72157 relates to a potential memory corruption issue in the Thunderbolt IP packet assembly. This vulnerability is caused by an overflow in the frags[] array, which can be triggered by a peer sending a packet with 19 or more small frames. To mitigate this issue, it is recommended to tighten the start of packet bound to MAX_SKB_FRAGS + 1 so a packet can never produce [truncated]
The Linux kernel vulnerability CVE-2026-72156 was resolved in the fpga: microchip-spi driver. A zero header_size OOB read occurred in mpf_ops_parse_header(). The vulnerability was discovered due to a gap in handling the header_size value read from the bitstream at MPF_HEADER_SIZE_OFFSET (24). When header_size is zero, the expression *(buf + header_size - 1) reads one byte before the buffer start. The mpf_ [truncated]
The Linux kernel vulnerability in jump_label smp syncing was resolved by properly invalidating remote core icaches on SMP systems and flushing the dcache after patching for architectures that do not have WRITETHROUGH caches. This vulnerability affects Linux kernel users and administrators who should verify and apply available patches to address the issue. The original commit 8c30b0018f9d (openrisc: Add ju [truncated]
The CVE-2026-72149 vulnerability is related to the Linux kernel's dmaengine: tegra component. This vulnerability has been resolved by fixing the burst size calculation in the Tegra GPC DMA hardware. The issue arises when a client requests a transfer where the length is not evenly divisible by the configured max burst size, causing the DMA to hang with a partial burst at the end. The fix involves reducing [truncated]
A vulnerability was found in the Linux kernel's dmaengine dw-edma. The DONE_INT_MASK and ABORT_INT_MASK registers are shared by all DMA channels and modifying them requires a read-modify-write sequence. This operation is not atomic, and concurrent calls to dw_edma_v0_core_start() can introduce race conditions if two channels update these registers simultaneously. A spinlock was added to serialize access t [truncated]
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-15T06:21:32.373Z and has not been modified since then. The Linux kernel vulnerability CVE-2026-72147 is related to the dmaengine dw-edma-pcie component. It rejects devices without driver data to prevent NULL pointer dereferences. Linux kernel users and maintainers should be aware of this vulnerabili [truncated]
The Linux kernel vulnerability in i2c: imx allows for a locked bus on SMBus block-read of 0, potentially leading to a stuck bus until a power cycle. The atomic path rejects a Block Read byte count of 0 as -EPROTO, but returns without a NACK+STOP, causing the bus to stay stuck. The fix involves handling both NACKing the in-flight dummy byte and extending msgs->len to emit STOP. This vulnerability can be mi [truncated]
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-15T06:21:31.717Z and has not been modified since then. The Linux kernel vulnerability allows for a locked bus on SMBus block-read of 0, which can cause the bus to stay stuck until a power cycle of the i2c controller. Evidence is limited, and further verification is needed. The vulnerability was reso [truncated]
The Linux kernel's i2c: mlxbf module has a use-after-free vulnerability. This issue arises when devm_platform_get_and_ioremap_resource() returns an error, leading to a potential use-after-free in mlxbf_i2c_init_resource(). Linux kernel maintainers, users, and administrators should be aware of this vulnerability and take necessary actions to prevent potential use-after-free vulnerabilities. The CVE record [truncated]