CVE-2023-53125
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb->len Packet length retrieved from skb data may be larger than the actual socket buffer length (up to 9026 bytes). In such case the cloned skb passed up the network stack will leak kernel memory contents.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMay 2, 2025
First seenMay 2, 2025
Weakness typeCWE-401CWE-401
How to fix
Update
- linux linux_kernel4.14.311, 4.19.279, 5.4.238, 5.10.176, 5.15.104, 6.1.21, 6.2.8 or later
Patches
- git.kernel.org/stable/c/105db6574281e1e03fcbf87983f4fee111682306
- git.kernel.org/stable/c/4a4de0a68b18485c68ab4f0cfa665b1633c6d277
- git.kernel.org/stable/c/53966d572d056d6b234cfe76a5f9d60049d3c178
- git.kernel.org/stable/c/8ee5df9c039e37b9d8eb5e3de08bfb7f53d31cb6
- git.kernel.org/stable/c/9fabdd79051a9fe51388df099aff6e4b660fedd2
- git.kernel.org/stable/c/c7bdc137ca163b90917c1eeba4f1937684bd4f8b
- git.kernel.org/stable/c/d8b228318935044dafe3a5bc07ee71a1f1424b8d
- git.kernel.org/stable/c/e294f0aa47e4844f3d3c8766c02accd5a76a7d4e
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 2.6.35 ≤ v < 4.14.311, 4.15 ≤ v < 4.19.279, 4.20 ≤ v < 5.4.238, 5.5 ≤ v < 5.10.176, 5.11 ≤ v < 5.15.104, 5.16 ≤ v < 6.1.21, 6.2 ≤ v < 6.2.8, 2.6.34, 6.3 | 4.14.311, 4.19.279, 5.4.238, 5.10.176, 5.15.104, 6.1.21, 6.2.8 |
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