vulnerability

Alma Linux: CVE-2024-26828: Important: kernel security update (ALSA-2024-5363)

Severity
7
CVSS
(AV:A/AC:M/Au:S/C:N/I:C/A:C)
Published
Apr 17, 2024
Added
Nov 4, 2024
Modified
Apr 17, 2026

Description

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

cifs: fix underflow in parse_server_interfaces()

In this loop, we step through the buffer and after each item we check
if the size_left is greater than the minimum size we need. However,
the problem is that "bytes_left" is type ssize_t while sizeof() is type
size_t. That means that because of type promotion, the comparison is
done as an unsigned and if we have negative bytes left the loop
continues instead of ending.

Solutions

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Title
Rapid7 Labs

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