CVE-2026-64109

CVE-2026-64109 describes a Use-After-Free in the Linux kernel af_unix unix_stream_data_wait() due to peeking tail of the receive queue without proper locking, allowing a race between threads to free a skb while it is referenced. The issue arises because tail is compared to last after a race where...

CVE-2026-64095 batman-adv: bla: avoid double decrement of bla.num_requests

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: avoid double decrement of bla.numrequests The bla.numrequests is increased when no requestsent was in progress. And it is decremented in various places announcement was received, backbone is purged, periodic work...

CVE-2026-63983

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix packet loop on netem when duplicate is on When netem duplicates a packet it re-enqueues the copy at the root qdisc. If another netem sits in the tree the copy can be duplicated again, recursing until the stack or...

EUVD-2026-45717

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: fix UAF in hcilecreatecissync hcilecreatecissync dereferences conn-conntimeout after releasing both rcureadlock and hcidevlockhdev. The conn pointer was obtained from an RCU-protected iteration over...

CVE-2026-63812

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix incorrect FINOEXTENT handling in destroyextentnode When destroyextentnode sets the inode flag FINOEXTENT, it does not reset the length of the largest extent to 0 and update the inode folio. Since modifications to the...

CVE-2026-63812

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix incorrect FINOEXTENT handling in destroyextentnode When destroyextentnode sets the inode flag FINOEXTENT, it does not reset the length of the largest extent to 0 and update the inode folio. Since modifications to the...

EUVD-2026-45478

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix incorrect FINOEXTENT handling in destroyextentnode When destroyextentnode sets the inode flag FINOEXTENT, it does not reset the length of the largest extent to 0 and update the inode folio. Since modifications to the...

CVE-2026-63793

In the Linux kernel, the following vulnerability has been resolved: ntfs: serialize volume label accesses Protect vol-volumelabel with a mutex and snaphost the label before copytouser. This prevent a use-after-free when FSIOCSETFSLABEL replaces the vol-volumelabel and FSIOCGETTSLABEL reads it...

CVE-2026-53385 vc_screen: fix null-ptr-deref in vcs_notifier() during concurrent vcs_write

In the Linux kernel, the following vulnerability has been resolved: vcscreen: fix null-ptr-deref in vcsnotifier during concurrent vcswrite A KASAN null-ptr-deref was observed in vcsnotifier: BUG: KASAN: null-ptr-deref in vcsnotifier+0x98/0x130 Read of size 2 at addr qmpcmdname: qmpcapabilities,...

CVE-2026-53380

In the Linux kernel, the following vulnerability has been resolved: media: rzv2h-ivc: Fix concurrent buffer list access The list of buffers rzv2hivc::buffers.queue is protected by a spinlock rzv2hivc::buffers.lock. However, in rzv2hivctransferbuffer, which runs in a separate workqueue, the listde...

EUVD-2026-45453

In the Linux kernel, the following vulnerability has been resolved: media: rzv2h-ivc: Fix concurrent buffer list access The list of buffers rzv2hivc::buffers.queue is protected by a spinlock rzv2hivc::buffers.lock. However, in rzv2hivctransferbuffer, which runs in a separate workqueue, the listde...

[SECURITY] Fedora 44 Update: erlang-26.2.5.21-4.fc44

Erlang is a general-purpose programming language and runtime environment. Erlang has built-in support for concurrency, distribution and fault tolerance. Erlang is used in several large telecommunication systems from Ericsson...

[SECURITY] Fedora 43 Update: erlang-26.2.5.21-4.fc43

Erlang is a general-purpose programming language and runtime environment. Erlang has built-in support for concurrency, distribution and fault tolerance. Erlang is used in several large telecommunication systems from Ericsson...

PT-2026-61263

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the Bluetooth ISO implementation. The iso recv frame function reads the conn-sk pointer while holding the iso conn lock but releases the lock before...

PT-2026-61300

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A packet loop occurs in the netem Network Emulator module when the duplicate feature is enabled. When netem duplicates a packet, it re-enqueues the copy at the root qdisc Queueing...

PT-2026-61085

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the rzv2h-ivc media component where the buffer list rzv2h ivc::buffers.queue is accessed concurrently. While the list is intended to be protected by the rzv2h...

PT-2026-61139

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the Linux kernel during the handling of request key auth payloads. The problem occurs during a concurrency scenario involving the request key function an...

GO-2026-6005 Envoy Gateway: Wasm cache ServeHTTP reads mappingPath2Cache without lock in github.com/envoyproxy/gateway

Envoy Gateway: Wasm cache ServeHTTP reads mappingPath2Cache without lock in github.com/envoyproxy/gateway...

kernel: md/bitmap: fix GPF in write_page caused by resize race

A flaw was found in the Linux kernel's md/bitmap component. This vulnerability involves a use-after-free race condition that occurs during array resize operations. When the bitmapdaemonwork and bitmapresize functions execute concurrently, they can access memory pages that have already been freed...

GHSA-8FV2-88GG-HM7Q Envoy Gateway: Wasm cache ServeHTTP reads mappingPath2Cache without lock

Vulnerability report without repro case. Repro case may be added later after harness is complete. Preconditions 4: - Pod-network reachability to :18002 no auth - Tenant can create EnvoyExtensionPolicy baseline - Attacker pod floods GET while churning EnvoyExtensionPolicy with distinct Wasm URLs -...