CVE-2026-56848

CVE-2026-56848 NVD 描述 Node.js HTTP/2 处理中的一个缺陷允许在 nghttp2sessionmemrecv 执行期间重入调用 nghttp2sessionmemsend，从而导致堆释放后使用（heap-use-after-free）。 此漏洞影响 Node.js 26.x、24.x 和 22.x。 （注意：描述中提到的版本仅适用于上游 nodejs 包，不适用于 Alpine 分发的 nodejs 包。 Release line| Vulnerable| Fixed ---|---|--- 22.x LTS| ≤ 22.23.1| 22.23.2 24....

EUVD-2026-81786

In the Linux kernel, the following vulnerability has been resolved: mailbox: qcom-cpucp: fix PREEMPTRT self-deadlock in IRQ handler qcomcpucpmboxirqfn calls mboxchanreceiveddata while holding chan-lock. Under PREEMPTRT, spinlockirqsave is converted to an rtspinlock rtmutex-based, which tracks...

CVE-2026-90193

This CVE affects the qcom-cpucp mailbox driver in the Linux kernel under PREEMPT_RT configurations. The root cause is a lock re-entrancy deadlock : qcom_cpucp_mbox_irq_fn() invokes mbox_chan_received_data() while holding chan->lock. Under PREEMPT_RT, spin_lock_irqsave() is converted to an rt_s...

CVE-2026-90193 mailbox: qcom-cpucp: fix PREEMPT_RT self-deadlock in IRQ handler

In the Linux kernel, the following vulnerability has been resolved: mailbox: qcom-cpucp: fix PREEMPTRT self-deadlock in IRQ handler qcomcpucpmboxirqfn calls mboxchanreceiveddata while holding chan-lock. Under PREEMPTRT, spinlockirqsave is converted to an rtspinlock rtmutex-based, which tracks...

nodejs: Node.js: Heap-use-after-free in HTTP/2 handling can lead to denial of service

A heap use-after-free vulnerability in the Node.js HTTP/2 component allows a remote attacker to crash the application, causing a denial of service. This is triggered by an unexpected re-entrant call to nghttp2sessionmemsend while nghttp2sessionmemrecv is still executing...

nodejs: Node.js: Heap-use-after-free in HTTP/2 handling can lead to denial of service

A heap use-after-free vulnerability in the Node.js HTTP/2 component allows a remote attacker to crash the application, causing a denial of service. This is triggered by an unexpected re-entrant call to nghttp2sessionmemsend while nghttp2sessionmemrecv is still executing...

nodejs: Node.js: Heap-use-after-free in HTTP/2 handling can lead to denial of service

A heap use-after-free vulnerability in the Node.js HTTP/2 component allows a remote attacker to crash the application, causing a denial of service. This is triggered by an unexpected re-entrant call to nghttp2sessionmemsend while nghttp2sessionmemrecv is still executing...

nodejs: Node.js: Heap-use-after-free in HTTP/2 handling can lead to denial of service

A heap use-after-free vulnerability in the Node.js HTTP/2 component allows a remote attacker to crash the application, causing a denial of service. This is triggered by an unexpected re-entrant call to nghttp2sessionmemsend while nghttp2sessionmemrecv is still executing...

nodejs: Node.js: Heap-use-after-free in HTTP/2 handling can lead to denial of service

A heap use-after-free vulnerability in the Node.js HTTP/2 component allows a remote attacker to crash the application, causing a denial of service. This is triggered by an unexpected re-entrant call to nghttp2sessionmemsend while nghttp2sessionmemrecv is still executing...

nodejs: Node.js: Heap-use-after-free in HTTP/2 handling can lead to denial of service

A heap use-after-free vulnerability in the Node.js HTTP/2 component allows a remote attacker to crash the application, causing a denial of service. This is triggered by an unexpected re-entrant call to nghttp2sessionmemsend while nghttp2sessionmemrecv is still executing...

CVE-2026-82367

CVE-2026-82367 is a re-entrant data-exposure bug in ash_graphql (ash-project), affecting versions 1.4.0 through before 1.11.0 . The root cause lies in AshGraphql.Subscription.Batcher.do_send/5, which reads and deletes the process-dictionary key :batch_resolved without namespacing it per run. On t...

CVE-2026-82367 Re-entrant synchronous publish in AshGraphql subscription batcher delivers one subscriber's records to another's topic

Exposure of Data Element to Wrong Session vulnerability in ash-project ashgraphql can deliver one subscription's resolved records to a different subscriber's topic. AshGraphql.Subscription.Batcher.dosend/5 reads the resolved batch from the process dictionary via Process.get:batchresolved and then...

CVE-2026-82367 Re-entrant synchronous publish in AshGraphql subscription batcher delivers one subscriber's records to another's topic

Exposure of Data Element to Wrong Session vulnerability in ash-project ashgraphql can deliver one subscription's resolved records to a different subscriber's topic. AshGraphql.Subscription.Batcher.dosend/5 reads the resolved batch from the process dictionary via Process.get:batchresolved and then...

EEF-CVE-2026-82367 Re-entrant synchronous publish in AshGraphql subscription batcher delivers one subscriber's records to another's topic

Summary Exposure of Data Element to Wrong Session vulnerability in ash-project ashgraphql can deliver one subscription's resolved records to a different subscriber's topic. AshGraphql.Subscription.Batcher.dosend/5 reads the resolved batch from the process dictionary via Process.get:batchresolved...

CVE-2026-82367 Re-entrant synchronous publish in AshGraphql subscription batcher delivers one subscriber's records to another's topic

Exposure of Data Element to Wrong Session vulnerability in ash-project ashgraphql can deliver one subscription's resolved records to a different subscriber's topic. AshGraphql.Subscription.Batcher.dosend/5 reads the resolved batch from the process dictionary via Process.get:batchresolved and then...

CVE-2026-56848

A flaw in Node.js HTTP/2 handling allows nghttp2sessionmemsend to be called re-entrantly while nghttp2sessionmemrecv is executing, resulting in a heap-use-after-free. This vulnerability affects Node.js 26.x, 24.x, and 22.x...

Node.js: Re-entrant `nghttp2_session_mem_send()` during `nghttp2_session_mem_recv()` causes heap-use-after-free in Node.js HTTP/2

A flaw was discovered in the Node.js HTTP/2 implementation that allowed the nghttp2sessionmemsend function to be called re-entrantly while nghttp2sessionmemrecv was executing, resulting in a heap-use-after-free vulnerability. This issue affected Node.js versions 26.x, 24.x, and 22.x...

libgit2: Multiple Vulnerabilities

Background libgit2 is a portable, pure C implementation of the Git core methods provided as a re-entrant linkable library with a solid API, allowing you to write native speed custom Git applications in any language that supports C bindings. Description Multiple vulnerabilities have been discovere...

[SECURITY] Fedora 38 Update: libgit2-1.6.5-1.fc38

libgit2 is a portable, pure C implementation of the Git core methods provided as a re-entrant linkable library with a solid API, allowing you to write native speed custom Git applications in any language with bindings...

[SECURITY] Fedora 39 Update: libgit2_1.6-1.6.5-1.fc39

libgit2 is a portable, pure C implementation of the Git core methods provided as a re-entrant linkable library with a solid API, allowing you to write native speed custom Git applications in any language with bindings...