Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
net: devmem: prevent net-iov / page mixing
We should either have net_iov or page backed frags in a single skb, otherwise it blows up down the stack. Don’t allow mixing in zerocopy_fill_skb_from_devmem().
Details
- Affected product:
- Debian 10 ELS
- Affected packages:
- linux @ 4.19.0