PT-2024-7741 · Linux+3 · Linux Kernel+3
Jason Gunthorpe
·
Published
2024-02-19
·
Updated
2025-09-29
·
CVE-2024-26786
CVSS v3.1
5.5
Medium
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
The issue is related to an overwrite of
access->iopt access list id in the iopt add access() function, which is called from iommufd access change ioas() when xa alloc() succeeds but iopt calculate iova alignment() fails. This results in a mismatch between the access pointer in the list and the passed-in pointer. The vulnerability can lead to a denial of service.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Improper Resource Release
NULL Pointer Dereference
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Related Identifiers
Affected Products
Linux Kernel
Red Hat
Red Os
Suse