net, hsr: reject HSR frame if skb can't hold tag

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PT-2024-36947

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.12.0 Description A vulnerability in the Linux kernel has been resolved, related to the High-availability Seamless Redundancy HSR protocol. The issue arises from the hsr init skb function not allocating sufficie...

kernel: hsr: Fix uninit-value access in hsr_get_node()

In the Linux kernel, the following vulnerability has been resolved: hsr: Fix uninit-value access in hsrgetnode KMSAN reported the following uninit-value access issue 1: ===================================================== BUG: KMSAN: uninit-value in hsrgetnode+0xa2e/0xa40 net/hsr/hsrframereg.c:2...

DEBIAN-CVE-2022-49015

In the Linux kernel, the following vulnerability has been resolved: net: hsr: Fix potential use-after-free The skb is delivered to netifrx which may free it, after calling this, dereferencing skb may trigger use-after-free...

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 the possibility that skb may be released after use in the hsr protocol, resulting in a post-release reuse...

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 the fact that hsrgetskbsequencenr reads an invalid value as the sequence number if the packet type ID field ...

SUSE CVE-2019-16995

In the Linux kernel before 5.0.3, a memory leak exits in hsrdevfinalize in net/hsr/hsrdevice.c if hsraddport fails to add a port, which may cause denial of service, aka CID-6caabe7f197d...