CVE-2022-49142 net: preserve skb_end_offset() in skb_unclone_keeptruesize()

In the Linux kernel, the following vulnerability has been resolved: net: preserve skbendoffset in skbunclonekeeptruesize syzbot found another way to trigger the infamous WARNONONCEdelta truesize value, we also need to make sure TCP wont fill new tailroom that pskbexpandhead was able to get from a...

CVE-2022-49142

CVE-2022-49142 relates to a Linux kernel net skb handling issue where skb_end_offset() preservation in skb_unclone_keeptruesize() and interactions with kfence could cause a WARN_ON_ONCE(delta

CVE-2022-49142 net: preserve skb_end_offset() in skb_unclone_keeptruesize()

In the Linux kernel, the following vulnerability has been resolved: net: preserve skbendoffset in skbunclonekeeptruesize syzbot found another way to trigger the infamous WARNONONCEdelta truesize value, we also need to make sure TCP wont fill new tailroom that pskbexpandhead was able to get from a...