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vulnerability

Debian: CVE-2024-26964: linux -- security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 1, 2024
Added
Jul 30, 2024
Modified
Mar 30, 2026

Description

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

usb: xhci: Add error handling in xhci_map_urb_for_dma

Currently xhci_map_urb_for_dma() creates a temporary buffer and copies
the SG list to the new linear buffer. But if the kzalloc_node() fails,
then the following sg_pcopy_to_buffer() can lead to crash since it
tries to memcpy to NULL pointer.

So return -ENOMEM if kzalloc returns null pointer.

Solution

debian-upgrade-linux
Title
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