CVE-2026-64435

A flaw was found in the Linux kernel's auditing subsystem. Multiple readers could access the auditqueue length qlen concurrently with a writer without proper synchronization, leading to a data race. This race condition could result in inconsistent data reads, potentially causing unpredictable...

SUSE CVE-2026-64435

In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qlen via skbqueuelen without holding the queue lock or using READONCE, while kauditd writes to this field via the skbdequeue - skbunlin...

CVE-2026-64435

In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qlen via skbqueuelen without holding the queue lock or using READONCE, while kauditd writes to this field via the skbdequeue → skbunlin...

UBUNTU-CVE-2026-64435

In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qlen via skbqueuelen without holding the queue lock or using READONCE, while kauditd writes to this field via the skbdequeue → skbunlin...

EUVD-2026-48779

In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qlen via skbqueuelen without holding the queue lock or using READONCE, while kauditd writes to this field via the skbdequeue → skbunlin...

CVE-2026-64435 audit: Fix data races of skb_queue_len() readers on audit_queue

In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qlen via skbqueuelen without holding the queue lock or using READONCE, while kauditd writes to this field via the skbdequeue → skbunlin...

CVE-2026-64435

CVE-2026-64435 documents a data race in the Linux kernel where multiple readers access audit_queue.qlen via skb_queue_len() without proper synchronization while kauditd writes through skb_dequeue()/__skb_unlink() under WRITE_ONCE() with a spinlock. The race is demonstrated by a conflicting access...

SUSE CVE-2026-63871

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix data-race on isopi fields in hcigetroute calls isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync call hcigetroute using isopisk-dst, isopisk-src, and isopisk-srctype without holding locksock. Thes...

CVE-2026-63871

A flaw was found in the Linux kernel's Bluetooth ISO subsystem. This vulnerability, a data-race, occurs because certain functions access socket-related data without proper synchronization. Specifically, isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync can read critical fields while...

CVE-2026-64109 af_unix: Fix UAF read of tail->len in unix_stream_data_wait()

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix UAF read of tail-len in unixstreamdatawait unixstreamdatawait does skbpeektail&sk-skreceivequeue without holding any lock that prevents SKBs on that queue from being dequeued and freed. This has been the case since...

CVE-2026-63871

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix data-race on isopi fields in hcigetroute calls isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync call hcigetroute using isopisk-dst, isopisk-src, and isopisk-srctype without holding locksock. Thes...

CVE-2026-63871

CVE-2026-63871 concerns the Linux kernel Bluetooth ISO path. The issue is a data-race on the iso_pi fields passed to hci_get_route() in iso_connect_bis(), iso_connect_cis(), iso_listen_bis(), and iso_conn_big_sync(), which read iso_pi(sk)->dst/src/src_type without holding lock_sock(). Concurre...

CVE-2026-63871 Bluetooth: ISO: Fix data-race on iso_pi fields in hci_get_route calls

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix data-race on isopi fields in hcigetroute calls isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync call hcigetroute using isopisk-dst, isopisk-src, and isopisk-srctype without holding locksock. Thes...

CVE-2026-63871 Bluetooth: ISO: Fix data-race on iso_pi fields in hci_get_route calls

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix data-race on isopi fields in hcigetroute calls isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync call hcigetroute using isopisk-dst, isopisk-src, and isopisk-srctype without holding locksock. Thes...

EUVD-2026-45556

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix data-race on isopi fields in hcigetroute calls isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync call hcigetroute using isopisk-dst, isopisk-src, and isopisk-srctype without holding locksock. Thes...

PT-2026-61188

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A data-race exists in the Bluetooth ISO implementation. The functions iso connect bis, iso connect cis, iso listen bis, and iso conn big sync call hci get route using the dst, src, and s...

CVE-2025-58151

varstored is a component of the Xapi toolstack handling UEFI Variables for a VM. It has a communication path with OVMF inside the VM involving mapping a buffer prepared by OVMF. Within varstored, there were insufficient compiler barriers, creating TOCTOU issues with data in the shared buffer. The...

SUSE CVE-2026-52975

In the Linux kernel, the following vulnerability has been resolved: bonding: 3ad: implement proper RCU rules for port-aggregator syzbot found a data-race in bond3adgetactiveagginfo / bond3adstatemachinehandler 1 which hints at lack of proper RCU implementation. Add rcu qualifier to port-aggregato...

CVE-2026-52975

A flaw was found in the Linux kernel's bonding 3ad module. This vulnerability is due to a data-race condition caused by improper Read-Copy-Update RCU implementation in the port-aggregator component. An attacker could potentially exploit this to cause system instability or unexpected behavior...

CVE-2026-53303

In the Linux kernel, the following vulnerability has been resolved: f2fs: protect extensionlist reading with sblock in f2fssbishow In f2fssbishow, the extensionlist, extensioncount and hotextcount are read without holding sbi-sblock. If a concurrent sysfs store modifies the extension list via...