Integer overflow in Linux
CVE-2022-49563
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.
EPSS: 0.003 (18.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions a990532023b903b10cf14736241cdd138e4bc92c, 4.3, 0
- Linux Linux_kernel
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2022-49563?
- CVE-2022-49563 is a high-severity vulnerability in Linux, classified under Integer Underflow. CVSS score: 7.8/10. Published 2025-02-26.
- How severe is CVE-2022-49563?
- High severity. CVSS v3 base score is 7.8 out of 10.