CVE-2024-26707

A vulnerability in the Linux kernel affects the High-availability Seamless Redundancy HSR protocol. The issue was identified when a warning WARNONCE was triggered due to failed resource allocation for skb in the hsrinitskb function. The WARNONCE was initially used to log this failure, but it was...

CVE-2024-26707

The connected documents provide concrete details for CVE-2024-26707: in the Linux kernel net/hsr code, WARN_ONCE() in send_hsr_supervision_frame() is removed and replaced with netdev_warn_once(), and a similar change is suggested for send_prp_supervision_frame() to quiet syzkaller warnings. This ...

CVE-2024-26707: Allocation of Resources Without Limits or Throttling

In the Linux kernel, the following vulnerability has been resolved: net: hsr: remove WARNONCE in sendhsrsupervisionframe Syzkaller reported 1 hitting a warning after failing to allocate resources for skb in hsrinitskb. Since a WARNONCE call will not help much in this case, it might be prudent to...