CVE-2024-36917

medium

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/e1d38cde2b7b0fbd1c48082e7a98c37d750af59b

https://git.kernel.org/stable/c/8a26198186e97ee5fc4b42fde82629cff8c75cd6

https://git.kernel.org/stable/c/507d526a98c355e6f3fb2c47aacad44a69784bee

https://git.kernel.org/stable/c/22d24a544b0d49bbcbd61c8c0eaf77d3c9297155

Details

Source: Mitre, NVD

Published: 2024-05-30

Updated: 2024-05-30

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium