Linux Distros Unpatched Vulnerability : CVE-2026-53014

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: actmirred: fix wrong device for macheaderxmit check in tcfblockcastredir In tcfblockcastredir, when iterating block ports to redirect packets to...

CVE-2026-53014

CVE-2026-53014 : In the Linux kernel, the net/sched component (act_mirred) had a bug in tcf_blockcast_redir where the mac_header_xmit flag was checked on the wrong device during redirection across multiple devices. The loop sends to dev_prev but queries dev_is_mac_header_xmit(dev), which checks t...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: veth: Ensure that the eth header is in the linear part of the skb structure. After feeding a decapsulated packet to a veth device using actmirred, skbheadlen might be set to 0. However, vethxmit calls devforwardskb, which expects...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013471)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013471 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: use the backlog for mirred ingress The test Davide added in commit...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011358)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011358 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: use the backlog for mirred ingress The test Davide added in commit...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-012969)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-012969 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: don't override retval if we already lost the skb If we're redirecting the...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011355)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011355 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: don't override retval if we already lost the skb If we're redirecting the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007242)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007242 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: use the backlog for mirred ingress The test Davide added in commit...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989194)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989194 advisory. In the Linux kernel, the following vulnerability has been resolved: veth: Ensure eth header is in skb's linear part After feeding a decapsulated packet to a veth...

net/sched: act_mirred: don't override retval if we already lost the skb

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

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Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: Do not override retval if we have already lost the skb. If we are redirecting the skb, and have not yet called tcfmirredforward, we need to inform the kernel to discard the skb by setting the retcode to SHOT...

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-2022-49066

In the Linux kernel, the following vulnerability has been resolved: veth: Ensure eth header is in skb's linear part After feeding a decapsulated packet to a veth device with actmirred, skbheadlen may be 0. But vethxmit calls devforwardskb, which expects at least ETHHLEN byte of linear data as...

kernel: net/sched: act_mirred: don't override retval if we already lost the skb

A use-after-free flaw was found in net/sched/actmirred.c in the Linux kernel. This may result in a crash...

kernel: net/sched: act_mirred: don't override retval if we already lost the skb

A use-after-free flaw was found in net/sched/actmirred.c in the Linux kernel. This may result in a crash...

kernel: net/sched: act_mirred: don't override retval if we already lost the skb

A use-after-free flaw was found in net/sched/actmirred.c in the Linux kernel. This may result in a crash...

SUSE CVE-2024-26740

In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: use the backlog for mirred ingress The test Davide added in commit ca22da2fbd69 "actmirred: use the backlog for nested calls to mirred ingress" hangs our testing VMs every 10 or so runs, with the familiar...

SUSE CVE-2024-26739

In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: don't override retval if we already lost the skb If we're redirecting the skb, and haven't called tcfmirredforward, yet, we need to tell the core to drop the skb by setting the retcode to SHOT. If we have...

AZL-58758 CVE-2024-26740 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: use the backlog for mirred ingress The test Davide added in commit ca22da2fbd69 "actmirred: use the backlog for nested calls to mirred ingress" hangs our testing VMs every 10 or so runs, with the familiar...