Linux Distros Unpatched Vulnerability : CVE-2026-53183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mptcp: allow subflow rcv wnd to shrink In MPTCP connection, the window field in the TCP header refers to the MPTCP-level rcvnxt and it's right edge should not...

net: mvpp2: sync RX data at the hardware packet offset

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mptcp: allow subflow rcv wnd to shrink

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ipv6: fix possible UAF in icmpv6_rcv()

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net: hamradio: 6pack: fix uninit-value in sixpack_receive_buf

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net: tls: fix strparser anchor skb leak on offload RX setup failure

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CVE-2026-53298

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Move ndesc initialization at end of airohaqdmainitrxqueue If queue entry or DMA descriptor list allocation fails in airohaqdmainitrxqueue routine, airohaqdmacleanup will trigger a NULL pointer dereference running...

CVE-2026-53294

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs...

CVE-2026-53294

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs...

UBUNTU-CVE-2026-53298

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Move ndesc initialization at end of airohaqdmainitrxqueue If queue entry or DMA descriptor list allocation fails in airohaqdmainitrxqueue routine, airohaqdmacleanup will trigger a NULL pointer dereference running...

CVE-2026-53294

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs...

EUVD-2026-39899

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs...

CVE-2026-45408

Dokku is a docker-powered PaaS. Prior to 0.38.2, the app name validation regex ^a-z0-9^/:A-Z$ permits shell metacharacters. When an authenticated user pushes to a git remote with a crafted app name, the name is embedded unquoted into a bash pre-receive hook script via an unquoted heredoc EOF...

EUVD-2026-39801

Dokku is a docker-powered PaaS. Prior to 0.38.2, the app name validation regex ^a-z0-9^/:A-Z$ permits shell metacharacters. When an authenticated user pushes to a git remote with a crafted app name, the name is embedded unquoted into a bash pre-receive hook script via an unquoted heredoc EOF...

CVE-2026-45408 Dokku: OS Command Injection via App Name in Git Pre-Receive Hook

Dokku is a docker-powered PaaS. Prior to 0.38.2, the app name validation regex ^a-z0-9^/:A-Z$ permits shell metacharacters. When an authenticated user pushes to a git remote with a crafted app name, the name is embedded unquoted into a bash pre-receive hook script via an unquoted heredoc EOF...

CVE-2026-45408 Dokku: OS Command Injection via App Name in Git Pre-Receive Hook

Dokku is a docker-powered PaaS. Prior to 0.38.2, the app name validation regex ^a-z0-9^/:A-Z$ permits shell metacharacters. When an authenticated user pushes to a git remote with a crafted app name, the name is embedded unquoted into a bash pre-receive hook script via an unquoted heredoc EOF...

CVE-2026-45408

Dokku is a docker-powered PaaS. Prior to 0.38.2, the app name validation regex ^a-z0-9^/:A-Z$ permits shell metacharacters. When an authenticated user pushes to a git remote with a crafted app name, the name is embedded unquoted into a bash pre-receive hook script via an unquoted heredoc...

CVE-2026-45408

CVE-2026-45408 affects Dokku, a docker-powered PaaS. Before 0.38.2, the app name validation regex allows shell metacharacters, and when an authenticated user pushes to a git remote with a crafted app name, the name is embedded unquoted into a bash pre-receive hook script via an unquoted heredoc (...

CVE-2026-53104

A flaw was found in the Linux kernel's mt76 Wi-Fi driver. This vulnerability, a memory leak, occurs when the device is destroyed during module unload. Specifically, the mt76dmacleanup routine fails to properly destroy the pagepool associated with all MT76 receive queues, leading to unreleased...

CVE-2026-52974

A flaw was found in the Linux kernel's network Transport Layer Security TLS module. Specifically, a memory leak occurs during the setup of receive offload when a particular function fails. This issue can lead to the gradual consumption of system memory. If exploited repeatedly, this could result ...