Integer overflow in Linux
CVE-2022-49643
In the Linux kernel, the following vulnerability has been resolved: ima: Fix a potential integer overflow in ima_appraise_measurement When the ima-modsig is enabled, the rc passed to evm_verifyxattr() may be negative, which may cause the integer overflow problem.
Vulnerability class: Integer Overflow
EPSS: 0.003 (18.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.
Affected products
- Linux — versions 39b07096364a42c516415d5f841069e885234e61, 5.4, 0
- Linux Linux_kernel — versions 5.19
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2022-49643?
- CVE-2022-49643 is a high-severity vulnerability in Linux, classified under Integer Overflow or Wraparound. CVSS score: 7.1/10. Published 2025-02-26.
- How severe is CVE-2022-49643?
- High severity. CVSS v3 base score is 7.1 out of 10.