PT-2025-29065

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains an issue related to IEEE 802.11 fragmentation. Specifically, fragmentation should only be applied to unicast frames. The vulnerability occurs because fragment...

kernel: net: Fix an unsafe loop on the list

In the Linux kernel, the following vulnerability has been resolved: net: Fix an unsafe loop on the list The kernel may crash when deleting a genetlink family if there are still listeners for that family: Oops: Kernel access of bad area, sig: 11 1 ... NIP c000000000c080bc...

kernel: wifi: iwlwifi: mvm: don't leak a link on AP removal

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: don't leak a link on AP removal Release the link mapping resource in AP removal. This impacted devices that do not support the MLD API 9260 and down. On those devices, we couldn't start the AP again after the ...

kernel: net: bridge: mcast: wait for previous gc cycles when removing port

A possible use-after-free was found in the Linux kernel in net/bridge/brmulticast.c...

SUSE CVE-2025-37864

In the Linux kernel, the following vulnerability has been resolved: net: dsa: clean up FDB, MDB, VLAN entries on unbind As explained in many places such as commit b117e1e8a86d "net: dsa: delete dsalegacyfdbadd and dsalegacyfdbdel", DSA is written given the assumption that higher layers have...

DEBIAN-CVE-2025-37864

In the Linux kernel, the following vulnerability has been resolved: net: dsa: clean up FDB, MDB, VLAN entries on unbind As explained in many places such as commit b117e1e8a86d "net: dsa: delete dsalegacyfdbadd and dsalegacyfdbdel", DSA is written given the assumption that higher layers have...

UBUNTU-CVE-2025-37864

In the Linux kernel, the following vulnerability has been resolved: net: dsa: clean up FDB, MDB, VLAN entries on unbind As explained in many places such as commit b117e1e8a86d "net: dsa: delete dsalegacyfdbadd and dsalegacyfdbdel", DSA is written given the assumption that higher layers have...

PT-2025-20514

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, related to the cleanup of FDB, MDB, and VLAN entries on unbind. The issue arises from the assumption that higher layers have balanc...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a failure to clean up FDB and MDB entries when the dsa driver is unbundled, which could lead to a resource...

Do Not Enable the Avahi Service

Avahi is a zero-configuration networking implementation, including a system for multicast DNS/DNS-SD service discovery and automatic broadcast. For example, you can connect a server to the network and use Avahi to automatically broadcast network services running on the server for other user to...

CVE-2023-53079

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix steering rules cleanup vport's mc, uc and multicast rules are not deleted in teardown path when EEH happens. Since the vport's promisc settingsuc, mc and all in firmware are reset after EEH, mlx5 driver will try to...

DEBIAN-CVE-2022-49876

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix general-protection-fault in ieee80211subifstartxmit When device is running and the interface status is changed, the gpf issue is triggered. The problem triggering process is as follows: Thread A: Thread B...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler CVE-2021-47247 In the Linux kernel, the following vulnerability has been resolved: i2c: dev: check return value when calling devsetname...

CAIBA: Multicast Source Authentication for CAN through Reactive Bit Flipping

Controller Area Networks CANs are the backbone for reliable intra-vehicular communication. Recent cyberattacks have, however, exposed the weaknesses of CAN, which was designed without any security considerations in the 1980s. Current efforts to retrofit security via intrusion detection or message...

ipv6: mcast: extend RCU protection in igmp6_send()

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SUSE CVE-2025-21920

In the Linux kernel, the following vulnerability has been resolved: vlan: enforce underlying device type Currently, VLAN devices can be created on top of non-ethernet devices. Besides the fact that it doesn't make much sense, this also causes a bug which leaks the address of a kernel function to...

CVE-2025-27829

An issue was discovered in Stormshield Network Security SNS 4.3.x before 4.3.35. If multicast streams are enabled on different interfaces, it may be possible to interrupt multicast traffic on some of these interfaces. That could result in a denial of the multicast routing service on the firewall...

CVE-2025-27829

An issue was discovered in Stormshield Network Security SNS 4.3.x before 4.3.35. If multicast streams are enabled on different interfaces, it may be possible to interrupt multicast traffic on some of these interfaces. That could result in a denial of the multicast routing service on the firewall...

DEBIAN-CVE-2025-21920

In the Linux kernel, the following vulnerability has been resolved: vlan: enforce underlying device type Currently, VLAN devices can be created on top of non-ethernet devices. Besides the fact that it doesn't make much sense, this also causes a bug which leaks the address of a kernel function to...

AZL-59943 CVE-2025-21920 affecting package kernel for versions less than 6.6.85.1-2

In the Linux kernel, the following vulnerability has been resolved: vlan: enforce underlying device type Currently, VLAN devices can be created on top of non-ethernet devices. Besides the fact that it doesn't make much sense, this also causes a bug which leaks the address of a kernel function to...