In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe t…
Critical CVSS 9.8
Summary
In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe to forward/redirect an RX unreadable netmem packet into the device's TX path, as the device may call dma-mapping APIs on dma addrs that should not be passed to it. Fix this by preventing the xmit of unreadable skbs. Tested by configuring tc redirect: sudo tc qdisc add dev eth1 ingress sudo tc filt…
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
Sources
- NVD DATABASE
Original Links
- https://git.kernel.org/stable/c/1c17c8ced25c5fbe424c7ad7ea11d33014a986b1 Patch
- https://git.kernel.org/stable/c/454825019d2f0c59e5174ece9e713f45ad80beff Patch
- https://git.kernel.org/stable/c/f3600c867c99a2cc8038680ecf211089c50e7971 Patch
Timeline
- nvd_ingest NVD