CVE-2022-49563

MEDIUM

Linux Kernel - Integer Underflow in RSA Parameter Handling

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: qat - add param check for RSA Reject requests with a source buffer that is bigger than the size of the key. This is to prevent a possible integer underflow that might happen when copying the source scatterlist into a linear buffer.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/4d6d2adce08788b7667a6e58002682ea1bbf6a79

Patch

https://git.kernel.org/stable/c/f993321e50ba7a8ba4f5b19939e1772a921a1c42

Patch

https://git.kernel.org/stable/c/9714061423b8b24b8afb31b8eb4df977c63f19c4

Scores

CVSS v3 5.5

EPSS 0.0025

EPSS Percentile 15.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-191

Status published

Products (11)

linux/Kernel 4.3.0 - 5.15.58linux

linux/Kernel 5.16.0 - 5.18.15linux

Linux/Linux < 4.3

Linux/Linux 4.3

Linux/Linux 5.15.58 - 5.15.*

Linux/Linux 5.18.15 - 5.18.*

Linux/Linux 5.19

Linux/Linux a990532023b903b10cf14736241cdd138e4bc92c - 4d6d2adce08788b7667a6e58002682ea1bbf6a79

Linux/Linux a990532023b903b10cf14736241cdd138e4bc92c - 9714061423b8b24b8afb31b8eb4df977c63f19c4

Linux/Linux a990532023b903b10cf14736241cdd138e4bc92c - f993321e50ba7a8ba4f5b19939e1772a921a1c42

... and 1 more

Published Feb 26, 2025

Tracked Since Feb 18, 2026