vulnerability

VMware Photon OS: CVE-2024-41090

Severity
6
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:C)
Published
Jul 29, 2024
Added
Jan 20, 2025
Modified
Mar 25, 2026

Description

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

tap: add missing verification for short frame

The cited commit missed to check against the validity of the frame length
in the tap_get_user_xdp() path, which could cause a corrupted skb to be
sent downstack. Even before the skb is transmitted, the
tap_get_user_xdp()-->skb_set_network_header() may assume the size is more
than ETH_HLEN. Once transmitted, this could either cause out-of-bound
access beyond the actual length, or confuse the underlayer with incorrect
or inconsistent header length in the skb metadata.

In the alternative path, tap_get_user() already prohibits short frame which
has the length less than Ethernet header size from being transmitted.

This is to drop any frame shorter than the Ethernet header size just like
how tap_get_user() does.

CVE: CVE-2024-41090

Solution

vmware-photon_os_update_tdnf
Title
Rapid7 Labs

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