CVE-2026-53794

rsync before 3.5.0 contains a logic error in --max-alloc handling that allows a sender or configuration setting --max-alloc=0 to disable allocation sanity checks entirely rather than enforcing a zero-byte cap. Attackers can exploit this flaw to cause the receiver to attempt unbounded memory...

CVE-2026-53794 rsync < 3.5.0 Denial of Service via --max-alloc=0 Logic Error

rsync before 3.5.0 contains a logic error in --max-alloc handling that allows a sender or configuration setting --max-alloc=0 to disable allocation sanity checks entirely rather than enforcing a zero-byte cap. Attackers can exploit this flaw to cause the receiver to attempt unbounded memory...

CVE-2026-53794: Improper Validation of Specified Quantity in Input

rsync before 3.5.0 contains a logic error in --max-alloc handling that allows a sender or configuration setting --max-alloc=0 to disable allocation sanity checks entirely rather than enforcing a zero-byte cap. Attackers can exploit this flaw to cause the receiver to attempt unbounded memory...

PT-2026-71632

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description A logic error exists in the handling of the --max-alloc configuration. When a sender or configuration sets --max-alloc=0, allocation sanity checks are entirely disabled instead of enforcing a zero-byte...

CVE-2026-68141 net/af_iucv: fix NULL deref in afiucv_hs_callback_syn()

In the Linux kernel, the following vulnerability has been resolved: net/afiucv: fix NULL deref in afiucvhscallbacksyn afiucvhscallbacksyn allocates the child socket with GFPATOMIC. If the allocation fails, nsk is NULL. The connection-refused path is entered when the listen state check fails, the...

PT-2026-69698

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the xe vm create function where a failure in drm gpuvm resv object alloc leads to resource leaks. For non-fault-mode VMs, the xe svm init function succeeds, but xe svm...

PT-2026-69497

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A recursive locking deadlock occurs in the audit subsystem when duplicating executable-related rules. When a file is moved, the VFS layer locks the parent directory, which triggers an...

CVE-2026-64598

In the Linux kernel, the following vulnerability has been resolved: smb/client: Fix error code in smb2aeadreqalloc The "numsgs" variable is a u32 so "ERRPTRnumsgs" doesn't work. We would have to do something similar to the previous line where it's cast to int and then long. However, it's simpler ...

Linux Distros Unpatched Vulnerability : CVE-2026-64570

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix filsdiscovery double free on alloc failure ieee80211setfilsdiscovery cal...

Important: freerdp

Issue Overview: Heap-buffer-overflow write in TS Gateway RPC fragment receive due to uncapped bindack maxxmitfrag On TS Gateway connections, rpc-maxrecvfrag is initialized to 0x0FF8 4088 and ReceiveFragment is allocated to that size. In rpcbind.c, the client assigns rpc-maxrecvfrag =...

Oracle Linux 9 : kernel (ELSA-2026-47040)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-47040 advisory. - blk-mq: reinsert cached request to the list CKI Backport Bot RHEL-213163 CVE-2026-64017 - blk-mq: pop cached request if it is usable CKI Backport Bo...

kernel: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path

A flaw was found in the Linux kernel, specifically within the RDMA Remote Direct Memory Access vmwpvrdma module. This vulnerability is a double free, which means the system attempts to release the same memory resource twice. This can occur in an error handling path within the pvrdmaallocucontext...

RLSA-2026:45114 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fs/notify: call exportfsencodefid with sumount CVE-2025-40237 kernel: scsi: core: Wake up the error handler when final completions race against each other CVE-2026-23110 kernel: rtnetlink...

kernel security update

An update is available for kernel. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

PT-2026-65348

The Avro map decoder accepts attacker-controlled block-element counts from the wire format and grows the destination map without enforcing an upper bound. A producer can declare an arbitrarily large map in one block, or chunked across many sub-limit blocks and exhaust process memory until the OOM...

CVE-2026-10681 SMP race in `thread_idx_alloc()` lets concurrent `k_object_alloc(K_OBJ_THREAD)` callers share a kernel-object permission slot

In Zephyr's userspace dynamic-objects subsystem, threadidxalloc in kernel/userspace/userspace.c allocated a new thread permission index from the global threadidxmap bitmap without holding listslock. On SMP systems, two user-mode threads invoking the kobjectallocKOBJTHREAD syscall concurrently can...

CVE-2026-64350

In the Linux kernel, the following vulnerability has been resolved: usb: cdnsp: fix stream context array leak in cdnspallocstreaminfo cdnspallocstreaminfo allocates streaminfo-streamctxarray with cdnspallocstreamctx. If a later stream ring allocation or stream mapping update fails, the error path...

CVE-2026-64234

The CVE-2026-64234 entry concerns the Linux kernel tty/serial driver pch_uart. The root cause is a missing check of the return value from dma_alloc_coherent(), which could yield a NULL pointer, triggering a crash in dma_handle_rx(). The fix adds a guard for dma_alloc_coherent() failure and ensure...

ALSA-2026:45114 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fs/notify: call exportfsencodefid with sumount CVE-2025-40237 kernel: scsi: core: Wake up the error handler when final completions race against each other CVE-2026-23110 kernel: rtnetlink...

PT-2026-63375

Name of the Vulnerable Software and Affected Versions NLnet Labs Unbound versions prior to 1.25.2 Description Applications using libunbound configured with the unwanted-reply-threshold parameter may be abruptly terminated. This occurs when the threshold is reached and libunbound attempts to call...