net/sched: netem: account for backlog updates from child qdisc

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Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix UAF in smb2reconnectserver CVE-2024-35870 In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free of signing key CVE-2024-53179 In the Linux kernel, the...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: iommu: Return right value in iommusvabinddevice CVE-2024-40945 In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix bfqq uaf in bfqlimitdepth CVE-2024-53166 In the Linux kernel, the...

Important: kernel

Issue Overview: Insufficient control flow management for the IntelR 82599 Ethernet Controllers and Adapters may allow an authenticated user to potentially enable denial of service via local access. CVE-2021-33061 In the Linux kernel, the following vulnerability has been resolved: smb: client: fix...

kernel: net/sched: act_mirred: use the backlog for mirred ingress

A potential deadlock flaw was found in net/sched/actmirred.c in the Linux kernel. This may lead to compromised Availability...

SUSE CVE-2025-21806

In the Linux kernel, the following vulnerability has been resolved: net: let net.core.devweight always be non-zero The following problem was encountered during stability test: NULL netdevice: NAPI poll function processbacklog+0x0/0x530 \ returned 1, exceeding its budget of 0. ------------ cut her...

DEBIAN-CVE-2025-21806

In the Linux kernel, the following vulnerability has been resolved: net: let net.core.devweight always be non-zero The following problem was encountered during stability test: NULL netdevice: NAPI poll function processbacklog+0x0/0x530 \ returned 1, exceeding its budget of 0. ------------ cut her...

UBUNTU-CVE-2025-21806

In the Linux kernel, the following vulnerability has been resolved: net: let net.core.devweight always be non-zero The following problem was encountered during stability test: NULL netdevice: NAPI poll function processbacklog+0x0/0x530 \ returned 1, exceeding its budget of 0. ------------ cut her...

SUSE CVE-2022-49450

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

DEBIAN-CVE-2022-49450

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

CVE-2022-49450

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

UBUNTU-CVE-2022-49450

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

CVE-2022-49450 rxrpc: Fix listen() setting the bar too high for the prealloc rings

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

CVE-2022-49450

CVE-2022-49450 relates to the Linux kernel AF_RXRPC listen() backlog handling. The underlying issue is that the backlog can be configured up to 32, but the preallocation ring has 32 slots and one slot is always dead due to the ring using CIRC_CNT(). This caused an oops on socket close when listen...

CVE-2022-49450

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

CVE-2022-49450 rxrpc: Fix listen() setting the bar too high for the prealloc rings

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

CVE-2022-49450 rxrpc: Fix listen() setting the bar too high for the prealloc rings

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen setting the bar too high for the prealloc rings AFRXRPC's listen handler lets you set the backlog up to 32 if you bump up the sysctl, but whilst the preallocation circular buffers have 32 slots in them, one of...

CVE-2022-49372

In the Linux kernel, the following vulnerability has been resolved: tcp: tcprtxsynack can be called from process context Laurent reported the enclosed report 1 This bug triggers with following coditions: 0 Kernel built with CONFIGDEBUGPREEMPT=y 1 A new passive FastOpen TCP socket is created. This...

PT-2025-8384 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A bug in the Linux kernel's AF RXRPC listen handler allows the backlog to be set too high, causing an oops when the socket is closed. This happens because the preallocation circular...

SUSE CVE-2025-21703

In the Linux kernel, the following vulnerability has been resolved: netem: Update sch-q.qlen before qdisctreereducebacklog qdisctreereducebacklog notifies parent qdisc only if child qdisc becomes empty, therefore we need to reduce the backlog of the child qdisc before calling it. Otherwise it wou...