EUVD-2026-53933

LightFTP through 2.4 contains multiple data race vulnerabilities in ftpserv.c that allow anonymous attackers to cause undefined behavior by issuing LIST followed by ABOR commands without authentication. The control thread closes datasocket and filefd descriptors while worker threads concurrently...

CVE-2026-70637

LightFTP 2.4 contains data race vulnerabilities in ftpserv.c allowing anonymous attackers to trigger undefined behavior by issuing LIST followed by ABOR without authentication. The control thread may close data_socket and file_fd descriptors while worker threads concurrently access the same field...

CVE-2026-70637 LightFTP 2.4 Data Race Condition via ABOR Command in ftpserv.c

LightFTP through 2.4 contains multiple data race vulnerabilities in ftpserv.c that allow anonymous attackers to cause undefined behavior by issuing LIST followed by ABOR commands without authentication. The control thread closes datasocket and filefd descriptors while worker threads concurrently...

CVE-2026-64588

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: fix data races on ring-ready On weakly-ordered architectures, the store to fiq-ops can be reordered past the store to ring-ready, allowing a CPU that sees ring-ready == true via fuseuringready to dispatch requests...

CVE-2026-64588 fuse-uring: fix data races on ring->ready

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: fix data races on ring-ready On weakly-ordered architectures, the store to fiq-ops can be reordered past the store to ring-ready, allowing a CPU that sees ring-ready == true via fuseuringready to dispatch requests...

PT-2026-68421

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A data race exists in the fuse-uring component on weakly-ordered architectures. The store to fiq-ops can be reordered after the store to ring-ready, which may allow a CPU to dispatch...

CVE-2026-64588: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: fix data races on ring-ready On weakly-ordered architectures, the store to fiq-ops can be reordered past the store to ring-ready, allowing a CPU that sees ring-ready == true via fuseuringready to dispatch requests...

CVE-2026-70637: Missing Synchronization

LightFTP through 2.4 contains multiple data race vulnerabilities in ftpserv.c that allow anonymous attackers to cause undefined behavior by issuing LIST followed by ABOR commands without authentication. The control thread closes datasocket and filefd descriptors while worker threads concurrently...

PT-2026-68607

Name of the Vulnerable Software and Affected Versions LightFTP versions prior to 2.5 Description Multiple data race conditions exist in the ftpserv.c file. An unauthenticated anonymous attacker can trigger undefined behavior by sending a LIST command followed by an ABOR command. This occurs becau...

📄 LightFTP Server 2.3.1 Race Condition

LightFTP version 2.3.1 contains a residual race condition in the workerthreadcleanup function of ftpserv.c. The control thread reads and acts on shared per-connection state, including the worker thread id it then passes to pthreadjoin/pthreadcancel, without holding the context-MTLock mutex that t...

LightFTP Server 2.3.1 Race Condition

Summary Small x86-32/x64 FTP Server. Description LightFTP 2.3.1 contains a residual race condition an incomplete fix for CVE-2024-11144 in the workerthreadcleanup function of ftpserv.c. The control thread reads and acts on shared per-connection state, including the worker thread id it then passes...

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...

AZL-93584 CVE-2026-64435 affecting package kernel for versions less than 6.6.145.2-1

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...

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

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...

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...