ACK: [SRU][N][PATCH 0/1] CVE-2024-46756
ivanhu
ivan.hu at canonical.com
Fri Oct 11 02:59:32 UTC 2024
Acked-by: Ivan Hu <ivan.hu at canonical.com>
On 10/11/24 03:11, Bethany Jamison wrote:
> [Impact]
>
> DIV_ROUND_CLOSEST() after kstrtol() results in an underflow if a large
> negative number such as -9223372036854775808 is provided by the user.
> Fix it by reordering clamp_val() and DIV_ROUND_CLOSEST() operations.
>
> [Fix]
>
> Noble: Clean cherry-pick from linux-6.10.y
> Jammy: pending (5.15.0-125.135)
> Focal: pending (5.4.0-200.220)
> Bionic: fix sent to esm ML
> Xenial: fix sent to esm ML
> Trusty: won't fix
>
> [Test Case]
>
> Compile tested.
>
> [Where problems could occur]
>
> This fix affects those who use the driver for the hardware monitoring
> functionality of the Winbond W83627EHF Super-I/O chip, an issue with
> this fix would be visible to the user via data corruption or
> inaccuracy.
>
> Guenter Roeck (1):
> hwmon: (w83627ehf) Fix underflows seen when writing limit attributes
>
> drivers/hwmon/w83627ehf.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
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