Vulnerability CVE-2024-36917
Published: 2024-05-30

Description:
In the Linux kernel, the following vulnerability has been resolved:

block: fix overflow in blk_ioctl_discard()

There is no check for overflow of 'start + len' in blk_ioctl_discard().
Hung task occurs if submit an discard ioctl with the following param:
start = 0x80000000000ff000, len = 0x8000000000fff000;
Add the overflow validation now.

 References:
https://git.kernel.org/stable/c/8a26198186e97ee5fc4b42fde82629cff8c75cd6
https://git.kernel.org/stable/c/e1d38cde2b7b0fbd1c48082e7a98c37d750af59b
https://git.kernel.org/stable/c/507d526a98c355e6f3fb2c47aacad44a69784bee
https://git.kernel.org/stable/c/22d24a544b0d49bbcbd61c8c0eaf77d3c9297155
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