CVE-2026-43499

CVE-2026-43499 Exploitation Notes Severity: HIGH CVSS: 7.8 Impact: Confidentiality, Integrity, Availability Published: 2026-05-21 Technical Summary CVE-2026-43499 is a vulnerability within the Linux kernel, specifically affecting the rtmutex component, which is responsible for managing real-time...

CVE-2026-89980 ALSA: harmony: initialize locks before requesting IRQ

In the Linux kernel, the following vulnerability has been resolved: ALSA: harmony: initialize locks before requesting IRQ sndharmonycreate registers the IRQ before initializing h-lock and h-mixerlock. A pending interrupt can invoke the handler while these locks are uninitialized. Initialize both...

CVE-2026-89980

CVE-2026-89980 affects the Linux kernel ALSA Harmony driver. The function snd_harmony_create() registers the IRQ before initializing h->lock and h->mixer_lock , allowing a pending interrupt to invoke the handler while these locks are still in an uninitialized state . The fix reorders initia...

CVE-2026-91773

Soft Serve versions 0.7.1 through 0.11.6 fail to scope Git LFS lock queries by repository, allowing authenticated users to read lock metadata from repositories they cannot access. Attackers with write access to any repository can enumerate lock IDs globally to recover locked file paths, usernames...

CVE-2026-91773 Soft Serve 0.7.1 through 0.11.6 Information Disclosure via LFS Locks

Soft Serve versions 0.7.1 through 0.11.6 fail to scope Git LFS lock queries by repository, allowing authenticated users to read lock metadata from repositories they cannot access. Attackers with write access to any repository can enumerate lock IDs globally to recover locked file paths, usernames...

CVE-2026-91773

Soft Serve (a self-hosted Git server) versions 0.7.1 through 0.11.6 are affected by an information disclosure flaw in Git LFS lock queries , which are not scoped by repository. An authenticated user with write access to any repository can enumerate lock IDs globally, recovering locked file paths,...

CVE-2026-91773 Soft Serve 0.7.1 through 0.11.6 Information Disclosure via LFS Locks

Soft Serve versions 0.7.1 through 0.11.6 fail to scope Git LFS lock queries by repository, allowing authenticated users to read lock metadata from repositories they cannot access. Attackers with write access to any repository can enumerate lock IDs globally to recover locked file paths, usernames...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: filelock: The lock is removed reliably when a race condition involving fcntl/close is detected. When a race condition occurs between fcntlsetlk and close, the created lock is removed using dolockfilewait. However, LSMs may all...

Linux Distros Unpatched Vulnerability : CVE-2026-89484

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - lockd: fix NULL dereference on lockowner allocation failure nlmclntlocksinitprivate installs NLM file lock operations even when nlmclntfindlockowner fails to...

CVE-2026-89662

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent lock owner use-after-free during client teardown destroyclient releases a client's open owners, but a lock owner whose only reference is a blocked lock nbl stays on clownerstrhashtbl. clienthasstate does not count a...

CVE-2026-80879

CVE-2026-80879 affects the OCFS2 filesystem in the Linux kernel. The vulnerability is a circular locking dependency involving three system inode locks: INODE_ALLOC_SYSTEM_INODE , EXTENT_ALLOC_SYSTEM_INODE , and ORPHAN_DIR_SYSTEM_INODE . Specifically, ocfs2_dio_end_io_write() acquires EXTENT_ALLOC...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098667)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098667 advisory. A flaw was found in the filelockinit in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number o...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Do not hold the layoutget locks across multiple RPC calls When performing layoutget as part of the open compound, we must be careful to release the layout locks before calling any further RPC calls, such as setattr. The...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - usb: dwc2: gadget: Fixed the mismatch between spinlock and unlock calls in dwc2hsotgudcstop. - dwc2gadgetexitclockgating: Internally calls the callgadget macro, which expects hsotg-lock to be held since it performs...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

A flaw was discovered in the filelockinit function in the fs/locks.c file within the Linux kernel. This issue can lead to host memory exhaustion, as memcg does not limit the number of POSIX file locks that can be created...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iouring: Check whether we need to reschedule during overflow flushing. In terms of normal application usage, this list will always be empty. If an application does cause an overflow, it will have a few entries in this list...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Counter: Interrupt-cnt: Remove the IRQFNOTHREAD flag An IRQ handler can either use IRQFNOTHREAD or acquire spinlockt. As noted by CONFIGPROVERAWLOCKNESTING: ============================= BUG: Invalid wait context 6.18.0-rc1+git...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PM: core: keep irq flags in devicepmcheckcallbacks The function devicepmcheckcallbacks can be called under the spin lock in the reported case, it happens from genpdadddevice - devpmdomainset, when the genpd uses spinlocks rather...

EUVD-2026-59371

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

SUSE-SU-2026:3423-1 Security update for xen

This update for xen fixes the following issues - CVE-2026-42493: x86 shadow paging is deprecated bsc1271528. - CVE-2026-42494,CVE-2026-42495,CVE-2026-62423,CVE-2026-62424,CVE-2026-62425: buffer overruns in libfsimage iso9660 handling bsc1271530. - CVE-2026-62426,CVE-2026-62427: sysctl and...