Hello:
This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <[email protected]>:
On Sat, 1 Aug 2026 22:29:21 +0000 you wrote:
> ptp_clock_adjtime() validates an ADJ_FREQUENCY request by converting
> tx->freq to ppb and comparing it against ops->max_adj. On 64-bit systems
> that conversion can overflow s64 and wrap the result back into range, so
> a crafted tx->freq bypasses the check and reaches ->adjfine() unclamped.
>
> No real user space asks for such a frequency, so this is hardening rather
> than a fix anyone is waiting on, and it is targeted at net-next with no
> Fixes tag per Jakub's feedback on v2.
>
> [...]
Here is the summary with links:
- [net-next,v3,1/2] ptp: reject frequency adjustments that overflow
scaled_ppm_to_ppb()
https://git.kernel.org/netdev/net-next/c/504ef04e8674
- [net-next,v3,2/2] selftests: ptp: add a regression test for the frequency
adjustment overflow
(no matching commit)
You are awesome, thank you!
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