CVE-2024-27401

firewire: nosy: ensure user_length is taken into account when fetching packet contents

Description

In the Linux kernel, the following vulnerability has been resolved: firewire: nosy: ensure user_length is taken into account when fetching packet contents Ensure that packet_buffer_get respects the user_length provided. If the length of the head packet exceeds the user_length, packet_buffer_get will now return 0 to signify to the user that no data were read and a larger buffer size is required. Helps prevent user space overflows.

N/A

CVSS

Severity:

EPSS 0.44%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/67f34f093c0f7bf33f5b4ae64d3d695a3b978285
https://git.kernel.org/stable/c/7b8c7bd2296e95b38a6ff346242356a2e7190239
https://git.kernel.org/stable/c/cca330c59c54207567a648357835f59df9a286bb
https://git.kernel.org/stable/c/79f988d3ffc1aa778fc5181bdfab312e57956c6b
https://git.kernel.org/stable/c/4ee0941da10e8fdcdb34756b877efd3282594c1f
https://git.kernel.org/stable/c/1fe60ee709436550f8cfbab01295936b868d5baa
https://git.kernel.org/stable/c/539d51ac48bcfcfa1b3d4a85f8df92fa22c1d41c
https://git.kernel.org/stable/c/38762a0763c10c24a4915feee722d7aa6e73eb98
https://lists.debian.org/debian-lts-announce/2024/06/msg00019.html
https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DW2MIOIMOFUSNLHLRYX23AFR36BMKD65/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OTB4HWU2PTVW5NEYHHLOCXDKG3PYA534/

Frequently Asked Questions

What is the severity of CVE-2024-27401?: CVE-2024-27401 has not yet been assigned a CVSS score.
How to fix CVE-2024-27401?: To fix CVE-2024-27401, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-27401 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-27401 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-27401?: CVE-2024-27401 affects Linux Linux, Linux Linux.