CVE-2026-53163 locking/rtmutex: Skip remove_waiter() when waiter is not enqueued

In the Linux kernel, the following vulnerability has been resolved: locking/rtmutex: Skip removewaiter when waiter is not enqueued syzbot triggered the following splat in removewaiter via FUTEXCMPREQUEUEPI: KASAN: null-ptr-deref in range 0x0000000000000a88-0x0000000000000a8f...

CVE-2026-53123

A flaw was found in the Linux kernel's Multiple Device MD driver, specifically within the raid456 reshape functionality. A local user could trigger a deadlock by freezing the reshape process and writing to the md/suspendlo or md/suspendhi files while direct I/O operations are in progress. This...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

CVE-2026-53231: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: phy: don't try to setup PHY-driven SFP cages when using genphy We don't have support for PHY-driver SFP cages with the genphy code. On top of that, it was found by sashiko that running sfpbusaddupstream for genphy deadlocks,...

CVE-2026-53197: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix ABBA deadlock in iptfsdestroystate iptfsdestroystate calls hrtimercancel while holding a spinlock that the timer callback also acquires, leading to an ABBA deadlock on SMP systems. For the output timer iptfstimer...

Linux Distros Unpatched Vulnerability : CVE-2026-53100

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: mt76: fix deadlock in remain-on-channel mt76remainonchannel and mt76roccomplete call mt76setchannel while already holding dev-mutex. Since mt76setchannel...

PT-2026-52259

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null-pointer dereference occurs in the remove waiter function when triggered via FUTEX CMP REQUEUE PI. This happens because task blocks on rt mutex does not arm the waiter during...

CVE-2026-53207: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

Linux Distros Unpatched Vulnerability : CVE-2026-53122

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix deadlock between reflink and transaction commit when using flushoncommit When using the flushoncommit mount option, we can have a deadlock between a...

Linux Distros Unpatched Vulnerability : CVE-2026-53103

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: mt76: mt7925: fix potential deadlock in mt7925rocabortsync rocabortsync can deadlock with rocwork. rocwork holds dev-mt76.mutex, while cancelworksync wait...

Linux Distros Unpatched Vulnerability : CVE-2026-53101

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: mt76: mt7921: fix potential deadlock in mt7921rocabortsync rocabortsync can deadlock with rocwork. rocwork holds dev-mt76.mutex, while cancelworksync wait...

Linux Distros Unpatched Vulnerability : CVE-2026-53035

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf, sockmap: Fix afunix iter deadlock bpfiterunixseqshow may deadlock when locksockfast takes the fast path and the iter prog attempts to update a sockmap...

Linux Distros Unpatched Vulnerability : CVE-2026-53125

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - md: fix arraystate=clear sysfs deadlock When clear is written to arraystate, mdattrstore breaks sysfs active protection so the array can delete itself from its...

Linux Distros Unpatched Vulnerability : CVE-2026-53037

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - HID: usbhid: fix deadlock in hidpostreset You can build a USB device that includes a HID component and a storage or UAS component. The components can be reset...

CVE-2026-53100

A flaw was found in the Linux kernel's mt76 wireless driver. This vulnerability occurs in the remain-on-channel functionality, where the mt76remainonchannel and mt76roccomplete functions attempt to acquire a mutex that is already held. This improper handling of the device mutex can lead to a syst...

EUVD-2026-38903

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix afunix iter deadlock bpfiterunixseqshow may deadlock when locksockfast takes the fast path and the iter prog attempts to update a sockmap. Which ends up spinning at sockmapupdateelem's bhlocksock: WARNING:...

EUVD-2026-38905

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: fix deadlock in hidpostreset You can build a USB device that includes a HID component and a storage or UAS component. The components can be reset only together. That means that hidprereset and hidpostreset are in the...

CVE-2026-53125

In the Linux kernel, the following vulnerability has been resolved: md: fix arraystate=clear sysfs deadlock When "clear" is written to arraystate, mdattrstore breaks sysfs active protection so the array can delete itself from its own sysfs store method. However, mdattrstore currently drops the...

AZL-90368 CVE-2026-53122 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock between reflink and transaction commit when using flushoncommit When using the flushoncommit mount option, we can have a deadlock between a transaction commit and a reflink operation that copied an inline exte...

CVE-2026-53122

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock between reflink and transaction commit when using flushoncommit When using the flushoncommit mount option, we can have a deadlock between a transaction commit and a reflink operation that copied an inline exte...